Crawler Report for developers.facebook.com

Summary

Website Quality Score

9.6 Excellent
Performance
10.0
SEO
9.4
Security
9.0
Accessibility
10.0
Best Practices
9.7
  • ⚠️ No titles provided for uniqueness check.
  • ⚠️ No meta descriptions provided for uniqueness check.
  • ⚠️ No WebP image found on the website.
  • ⚠️ No AVIF image found on the website.
  • ⚠️ Security - 3 pages(s) with warning(s).
  • ⏩ Loaded robots.txt for domain 'developers.facebook.com': status code 200, size 972 B and took 147 ms.
  • ✅ Skipped URLs - no skipped URLs found.
  • ✅ External URLs - no external URLs found.
  • ✅ Redirects - no redirects found.
  • ✅ 404 OK - all pages exists, no non-existent pages found.
  • ✅ SSL/TLS certificate is valid until Apr 1 23:59:59 2026 GMT. Issued by C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1. Subject is C = US, ST = California, L = Menlo Park, O = Meta Platforms, Inc., CN = *.facebook.com.
  • ✅ SSL/TLS certificate issued by 'C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1'.
  • ✅ Performance OK - all non-media URLs are faster than 3 seconds.
  • ✅ HTTP headers - found 19 unique headers.
  • ✅ All pages support Brotli compression.
  • ✅ All pages have quoted attributes.
  • ✅ All pages have inline SVGs smaller than 5120 bytes.
  • ✅ All pages have inline SVGs with less than 5 duplicates.
  • ✅ All pages have valid or none inline SVGs.
  • ✅ All pages without multiple <h1> headings.
  • ✅ All pages have <h1> heading.
  • ✅ All pages have heading structure without skipped levels.
  • ✅ All pages have DOM depth less than 30.
  • ✅ All pages have clickable (interactive) phone numbers.
  • ✅ All pages have valid HTML.
  • ✅ All pages have image alt attributes.
  • ✅ All pages have form labels.
  • ✅ All pages have aria labels.
  • ✅ All pages have role attributes.
  • ✅ All pages have lang attribute.
  • ✅ DNS IPv4 OK: domain developers.facebook.com resolved to developers.c10r.facebook.com., 157.240.205.1 (DNS server: 127.0.0.53).
  • ✅ DNS IPv6 OK: domain developers.facebook.com resolved to developers.c10r.facebook.com., 2a03:2880:f013:0:face:b00c:0:2 (DNS server: 127.0.0.53).
  • 📌 DNS Aliases: IP(s) for domain developers.facebook.com were resolved by CNAME chain developers.facebook.com > developers.c10r.facebook.com.

Visited URLs

URLStatusTypeTime (s)SizeCache
/docs/whatsapp429 HTML359 ms0 B0s (no-store)

Best practices

Analysis nameOKNoticeWarningCritical
Heading structure0100
DOM depth (> 30)1000
Title uniqueness (> 10%)0010
Description uniqueness (> 10%)0010
Brotli support0000
WebP support0010
AVIF support0010

Large inline SVGs

No problems found.


Duplicate inline SVGs

No problems found.


Invalid inline SVGs

No problems found.


Missing quotes on attributes

No problems found.


DOM depth

No problems found.


Heading structure

SeverityOccursDetailAffected URLs (max 5)
notice1No headings found in the HTML content./docs/whatsapp

Non-clickable phone numbers

No problems found.


Title uniqueness

No problems found.


Description uniqueness

No problems found.

Accessibility

Nothing to report.


Valid HTML

No problems found.


Missing image alt attributes

No problems found.


Missing form labels

No problems found.


Missing aria labels

No problems found.


Missing roles

No problems found.


Missing html lang attribute

No problems found.

Security

HeaderOKNoticeWarningCriticalRecommendation
Referrer-Policy0010Referrer-Policy header is not set. It controls referrer header sharing and enhances privacy and security.
Feature-Policy0010Feature-Policy header is not set. It allows enabling/disabling browser APIs and features for security. Not important if Permissions-Policy is set.
Permissions-Policy0010Permissions-Policy header is not set. It allows enabling/disabling browser APIs and features for security.
Strict-Transport-Security1000
X-Frame-Options1000
X-XSS-Protection1000
X-Content-Type-Options1000
Content-Security-Policy1000
Server1000Server header is not set or empty. This is recommended.

Security headers

SeverityOccursDetailAffected URLs (max 5)
warning1Permissions-Policy header is not set. It allows enabling/disabling browser APIs and features for security./docs/whatsapp
warning1Referrer-Policy header is not set. It controls referrer header sharing and enhances privacy and security./docs/whatsapp
warning1Feature-Policy header is not set. It allows enabling/disabling browser APIs and features for security. Not important if Permissions-Policy is set./docs/whatsapp
notice1Server header is not set or empty. This is recommended./docs/whatsapp

SEO metadata

No URLs.


OpenGraph metadata

No URLs with OpenGraph data (og:* or twitter:* meta tags).


Heading structure

No URLs to analyze heading structure.

404 URLs

No 404 URLs found.

Redirected URLs

No redirects found.

Skipped URLs Summary

No skipped URLs found.


Skipped URLs

No skipped URLs found.

External URLs

No external URLs found.

TOP fastest URLs

No fast URLs faster than 1 second(s) found.

TOP slowest URLs

Time 🔽StatusSlow URL
359 ms429 /docs/whatsapp

Content types

Content typeURLs 🔽Total timeAvg timeStatus 42x
HTML1359 ms359 ms 1

Content types (MIME types)

Content typeURLs 🔽Total timeAvg timeStatus 42x
text/html; charset="utf-8"1359 ms359 ms 1

Source domains

DomainTotalsHTML
developers.facebook.com1 / 0B / 359ms1 / 0B / 359ms

HTTP headers

Found 19 row(s).
Header 🔼OccursUniqueValues previewMin valueMax value
Cache-Control11private, no-cache, no-store, must-revalidate
Content-Length1-[ignored generic values]0 B0 B
Content-Security-Policy11default-src blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;script-s…ixed-content;upgrade-insecure-requests;
Content-Type11text/html; charset="utf-8"
Cross-Origin-Embedder-Policy-Report-Only11require-corp;report-to="coep_report"
Cross-Origin-Opener-Policy11same-origin-allow-popups
Date1-[ignored generic values]2026-03-242026-03-24
Document-Policy11include-js-call-stacks-in-crash-reports
Expires1-[ignored generic values]2000-01-012000-01-01
Origin-Agent-Cluster11?1
Pragma11no-cache
Proxy-Status11http_request_error; e_fb_vipaddr="AcNm8Ce7RvOBPiY0peem1R_ts9cY6-AUw…7e1xcNU4whyw3O9xGQjNNI0XYx7drOq"
Report-To11{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_repo…\/?minimize=0"}],"group":"coep_report"}
Reporting-Endpoints11coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_…com/browser_reporting/coep/?minimize=0"
Strict-Transport-Security11max-age=15552000; preload
X-Content-Type-Options11nosniff
X-Fb-Debug11wYqeMOuPdGX1lkW4Z450J0gDkCTZfSLMX6iRo+OHe7u55iZKgY50MA698RtlkSRdAgtJ1eS+o14bDNycaUdzNw==
X-Frame-Options11DENY
X-XSS-Protection110
No rows found, please edit your search term.

HTTP header values

Found 16 row(s).
HeaderOccursValue
Cache-Control1private, no-cache, no-store, must-revalidate
Content-Security-Policy1default-src blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;script-src *.facebook.com *.fbcdn.net *.facebook.net 127.0.0.1:* 'nonce-TAZDELbB' blob: 'self' connect.facebook.net 'unsafe-eval' https://www.googletagmanager.com/gtag/js https://www.googletagmanager.com https://*.google-analytics.com https://translate.google.com *.google.com gw.conversionsapigateway.com;style-src *.fbcdn.net data: *.facebook.com 'unsafe-inline' https://fonts.googleapis.com;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net wss://*.facebook.com:* wss://*.whatsapp.com:* wss://*.fbcdn.net attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self' http://localhost:3103 wss://gateway.facebook.com wss://edge-chat.facebook.com wss://snaptu-d.facebook.com wss://kaios-d.facebook.com/ v.whatsapp.net *.fbsbx.com *.fb.com https://analytics.google.com https://*.analytics.google.com https://*.google-analytics.com https://*.googletagmanager.com https://stats.g.doubleclick.net gw.conversionsapigateway.com;font-src data: *.facebook.com *.fbcdn.net *.fbsbx.com https://fonts.gstatic.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net connect.facebook.net blob: android-webview-video-poster: *.whatsapp.net *.fb.com *.oculuscdn.com https://*.google-analytics.com https://*.googletagmanager.com https://www.googletagmanager.com https://www.googleadservices.com https://googleads.g.doubleclick.net *.doubleclick.net *.tenor.co *.tenor.com *.giphy.com https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/ dc.ads.linkedin.com analytics.twitter.com t.co;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com data: https://*.giphy.com;child-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;frame-src *.facebook.com *.fbsbx.com fbsbx.com data: www.instagram.com *.fbcdn.net https://www.googleadservices.com https://googleads.g.doubleclick.net https://www.google.com https://td.doubleclick.net *.google.com *.doubleclick.net https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/;manifest-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;object-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;worker-src blob: *.facebook.com data:;block-all-mixed-content;upgrade-insecure-requests;
Content-Type1text/html; charset="utf-8"
Cross-Origin-Embedder-Policy-Report-Only1require-corp;report-to="coep_report"
Cross-Origin-Opener-Policy1same-origin-allow-popups
Document-Policy1include-js-call-stacks-in-crash-reports
Origin-Agent-Cluster1?1
Pragma1no-cache
Proxy-Status1http_request_error; e_fb_vipaddr="AcNm8Ce7RvOBPiY0peem1R_ts9cY6-AUw…7e1xcNU4whyw3O9xGQjNNI0XYx7drOq"
Report-To1{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coep\/?minimize=0"}],"group":"coep_report"}
Reporting-Endpoints1coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_report="https://www.facebook.com/browser_reporting/coep/?minimize=0"
Strict-Transport-Security1max-age=15552000; preload
X-Content-Type-Options1nosniff
X-Fb-Debug1wYqeMOuPdGX1lkW4Z450J0gDkCTZfSLMX6iRo+OHe7u55iZKgY50MA698RtlkSRdAgtJ1eS+o14bDNycaUdzNw==
X-Frame-Options1DENY
X-XSS-Protection10
No rows found, please edit your search term.

HTTP Caching by content type (only from crawlable domains)

Content typeCache typeURLs 🔽AVG lifetimeMIN lifetimeMAX lifetime
HTMLCache-Control1---

HTTP Caching by domain

DomainCache typeURLs 🔽AVG lifetimeMIN lifetimeMAX lifetime
developers.facebook.comCache-Control1---

HTTP Caching by domain and content type

DomainContent typeCache typeURLs 🔽AVG lifetimeMIN lifetimeMAX lifetime
developers.facebook.comHTMLCache-Control1---

DNS info

DNS resolving tree
developers.facebook.com
  developers.c10r.facebook.com
    IPv4: developers.c10r.facebook.com.
    IPv4: 157.240.205.1
    IPv6: developers.c10r.facebook.com.
    IPv6: 2a03:2880:f013:0:face:b00c:0:2
DNS server: 127.0.0.53

SSL/TLS info

InfoText
IssuerC = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
SubjectC = US, ST = California, L = Menlo Park, O = Meta Platforms, Inc., CN = *.facebook.com
Valid fromJan  1 00:00:00 2026 GMT (VALID already 82.7 day(s))
Valid toApr  1 23:59:59 2026 GMT (VALID still for 8.3 day(s))
Supported protocolsTLSv1.2, TLSv1.3
RAW certificate outputCertificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            0b:d5:c3:fd:59:bd:26:10:cf:d1:be:41:67:02:26:18
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
        Validity
            Not Before: Jan  1 00:00:00 2026 GMT
            Not After : Apr  1 23:59:59 2026 GMT
        Subject: C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit)
                pub:
                    04:8b:80:22:41:6a:89:04:b0:89:c0:0d:a6:c2:4b:
                    e7:d1:61:19:3a:ca:66:f6:2a:c7:84:c3:2e:d9:d6:
                    38:1e:ed:a9:f3:5d:de:15:c6:45:3f:36:07:27:24:
                    ed:38:ae:86:a3:e1:48:c7:24:d9:94:44:7d:8d:fd:
                    76:65:fe:cd:43
                ASN1 OID: prime256v1
                NIST CURVE: P-256
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
            X509v3 Subject Key Identifier: 
                20:DA:A8:F9:99:6F:8B:46:DA:3D:A6:08:87:C6:99:0A:C1:51:77:50
            X509v3 Subject Alternative Name: 
                DNS:*.facebook.com, DNS:*.facebook.net, DNS:*.fbcdn.net, DNS:*.fbsbx.com, DNS:*.m.facebook.com, DNS:*.messenger.com, DNS:*.xx.fbcdn.net, DNS:*.xy.fbcdn.net, DNS:*.xz.fbcdn.net, DNS:facebook.com, DNS:messenger.com
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.2
                  CPS: http://www.digicert.com/CPS
            X509v3 Key Usage: critical
                Digital Signature, Key Agreement
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
                Full Name:
                  URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
            Authority Information Access: 
                OCSP - URI:http://ocsp.digicert.com
                CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
            X509v3 Basic Constraints: critical
                CA:FALSE
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 0E:57:94:BC:F3:AE:A9:3E:33:1B:2C:99:07:B3:F7:90:
                                DF:9B:C2:3D:71:32:25:DD:21:A9:25:AC:61:C5:4E:21
                    Timestamp : Jan  1 01:10:12.150 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:2C:3A:3D:45:A8:E0:07:85:2F:05:E0:8F:
                                50:5F:3D:A5:AD:C7:F8:C2:03:A7:A2:57:ED:92:F0:02:
                                5A:57:EF:E0:02:20:1C:27:03:20:E7:F8:A5:E3:33:50:
                                77:A6:D1:A0:AB:9D:55:75:FA:67:12:30:B3:ED:08:6C:
                                CE:07:81:65:E0:5A
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 16:83:2D:AB:F0:A9:25:0F:0F:F0:3A:A5:45:FF:C8:BF:
                                C8:23:D0:87:4B:F6:04:29:27:F8:E7:1F:33:13:F5:FA
                    Timestamp : Jan  1 01:10:12.168 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:D5:E6:70:3B:41:23:1A:C6:DF:C6:4E:
                                28:36:ED:08:1B:4C:8B:85:9C:16:2F:BA:E6:B2:7A:CD:
                                5B:84:AE:EE:A6:02:20:2B:3E:A1:BE:06:1B:1A:92:E4:
                                4A:20:05:11:AE:9E:25:BC:78:B0:45:61:BF:5D:4D:A1:
                                A4:87:CF:8B:77:A4:80
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 64:11:C4:6C:A4:12:EC:A7:89:1C:A2:02:2E:00:BC:AB:
                                4F:28:07:D4:1E:35:27:AB:EA:FE:D5:03:C9:7D:CD:F0
                    Timestamp : Jan  1 01:10:12.156 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:58:B5:12:50:94:70:E8:C2:A9:08:48:34:
                                99:CC:FB:EE:2B:BC:99:E8:21:09:E1:8B:0F:5C:FB:79:
                                AC:A0:08:03:02:21:00:F5:1E:4A:B4:4E:21:CD:17:3C:
                                81:45:15:00:54:05:9F:50:53:D2:E7:B3:9F:AD:5C:C8:
                                89:9A:81:70:8C:BA:EA
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        46:b0:0f:64:72:7b:aa:13:81:b8:8a:d8:d9:b2:c7:16:67:24:
        d8:52:60:f9:29:e0:fb:5c:77:6d:42:34:94:97:83:d3:7a:4f:
        f6:82:ed:dd:65:19:4a:5a:74:39:5e:dd:e9:ed:a5:55:0a:f8:
        6b:6c:ec:fe:6f:3a:c5:32:25:ce:6e:ed:c8:8d:69:2e:72:9d:
        9d:88:02:b7:22:49:85:c5:1d:f7:dc:76:e8:66:ca:26:66:5e:
        df:99:e0:d6:2d:0a:52:f8:d8:a8:d1:51:66:d6:cb:5c:c9:55:
        5d:b3:ae:17:0c:ee:f6:f9:2e:1e:da:c1:c2:21:43:30:fd:5f:
        6d:d6:08:44:9a:80:d1:c8:0e:38:83:c7:4f:c6:94:dd:14:f0:
        1c:a8:cb:ab:9e:91:e8:1a:13:f4:60:4e:a0:48:3d:3a:ea:d1:
        6f:7c:fc:5b:0b:7e:5d:04:48:16:b8:40:23:65:a2:93:70:0b:
        a7:ee:3d:59:48:db:00:8c:92:f5:93:df:c0:b6:53:e1:0d:35:
        7a:9d:64:f5:b1:96:8f:c6:a7:33:c0:7b:f4:fd:33:65:63:52:
        6a:33:24:67:14:bf:63:83:0d:ff:9b:7a:c1:25:16:67:fd:30:
        d7:5d:c4:01:7d:2c:8b:b2:02:85:2c:b6:8f:80:a0:f0:bf:f4:
        a2:d7:2f:b1
RAW protocols output
=== ssl2 ===
s_client: Unknown option: -ssl2
s_client: Use -help for summary.

=== ssl3 ===
s_client: Unknown option: -ssl3
s_client: Use -help for summary.

=== tls1 ===
40F7A08F27750000:error:0A0000BF:SSL routines:tls_setup_handshake:no protocols available:../ssl/statem/statem_lib.c:104:
CONNECTED(00000003)
---
no peer certificate available
---
No client certificate CA names sent
---
SSL handshake has read 0 bytes and written 7 bytes
Verification: OK
---
New, (NONE), Cipher is (NONE)
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---

=== tls1_1 ===
4077BB97A7750000:error:0A0000BF:SSL routines:tls_setup_handshake:no protocols available:../ssl/statem/statem_lib.c:104:
CONNECTED(00000003)
---
no peer certificate available
---
No client certificate CA names sent
---
SSL handshake has read 0 bytes and written 7 bytes
Verification: OK
---
New, (NONE), Cipher is (NONE)
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---

=== tls1_2 ===
depth=2 C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
verify return:1
depth=1 C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
verify return:1
depth=0 C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
verify return:1
CONNECTED(00000003)
---
Certificate chain
 0 s:C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
   i:C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
   a:PKEY: id-ecPublicKey, 256 (bit); sigalg: RSA-SHA256
   v:NotBefore: Jan  1 00:00:00 2026 GMT; NotAfter: Apr  1 23:59:59 2026 GMT
 1 s:C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
   a:PKEY: rsaEncryption, 2048 (bit); sigalg: RSA-SHA256
   v:NotBefore: Mar 30 00:00:00 2021 GMT; NotAfter: Mar 29 23:59:59 2031 GMT
 2 s:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert High Assurance EV Root CA
   a:PKEY: rsaEncryption, 2048 (bit); sigalg: RSA-SHA256
   v:NotBefore: Oct 29 00:00:00 2024 GMT; NotAfter: Nov  8 23:59:59 2031 GMT
---
Server certificate
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
subject=C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
issuer=C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: ECDSA
Server Temp Key: ECDH, prime256v1, 256 bits
---
SSL handshake has read 4459 bytes and written 346 bytes
Verification: OK
---
New, TLSv1.2, Cipher is ECDHE-ECDSA-AES128-GCM-SHA256
Server public key is 256 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
    Protocol  : TLSv1.2
    Cipher    : ECDHE-ECDSA-AES128-GCM-SHA256
    Session-ID: D1D16BFF945D8A773969DFC2F6726065DD7EABD8653EA5DBB2C0B190C39D2CEC
    Session-ID-ctx: 
    Master-Key: 9E729F3636C6B9DB44000F116A3C44B63D413BFCEBC689D296C04F44843D305000C818F2200C5D5171A8EC57B8E90997
    PSK identity: None
    PSK identity hint: None
    SRP username: None
    Start Time: 1774374026
    Timeout   : 7200 (sec)
    Verify return code: 0 (ok)
    Extended master secret: yes
---
DONE

=== tls1_3 ===
depth=2 C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
verify return:1
depth=1 C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
verify return:1
depth=0 C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
verify return:1
CONNECTED(00000003)
---
Certificate chain
 0 s:C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
   i:C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
   a:PKEY: id-ecPublicKey, 256 (bit); sigalg: RSA-SHA256
   v:NotBefore: Jan  1 00:00:00 2026 GMT; NotAfter: Apr  1 23:59:59 2026 GMT
 1 s:C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
   a:PKEY: rsaEncryption, 2048 (bit); sigalg: RSA-SHA256
   v:NotBefore: Mar 30 00:00:00 2021 GMT; NotAfter: Mar 29 23:59:59 2031 GMT
---
Server certificate
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
subject=C = US, ST = California, L = Menlo Park, O = "Meta Platforms, Inc.", CN = *.facebook.com
issuer=C = US, O = DigiCert Inc, CN = DigiCert Global G2 TLS RSA SHA256 2020 CA1
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: ECDSA
Server Temp Key: X25519, 253 bits
---
SSL handshake has read 3282 bytes and written 321 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_CHACHA20_POLY1305_SHA256
Server public key is 256 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---
DONE

Crawler stats

Basic stats
Total execution time2.2 s
Total URLs1
Total size0 B
Requests - total time359 ms
Requests - avg time359 ms
Requests - min time359 ms
Requests - max time359 ms
Requests by status429: 1

Analysis stats

Found 15 row(s).
Class::methodExec time 🔽Exec count
SslTlsAnalyzer::getTLSandSSLCertificateInfo191 ms 1
BestPracticeAnalyzer::checkNonClickablePhoneNumbers2 ms 1
BestPracticeAnalyzer::checkInlineSvg0 ms 1
BestPracticeAnalyzer::checkMissingQuotesOnAttributes0 ms 1
SecurityAnalyzer::checkHeaders0 ms 1
BestPracticeAnalyzer::checkMaxDOMDepth0 ms 1
SeoAndOpenGraphAnalyzer::analyzeSeo0 ms 1
SeoAndOpenGraphAnalyzer::analyzeHeadings0 ms 1
SeoAndOpenGraphAnalyzer::analyzeOpenGraph0 ms 1
BestPracticeAnalyzer::checkHeadingStructure0 ms 1
BestPracticeAnalyzer::checkTitleUniqueness0 ms 1
BestPracticeAnalyzer::checkBrotliSupport0 ms 1
BestPracticeAnalyzer::checkMetaDescriptionUniqueness0 ms 1
BestPracticeAnalyzer::checkWebpSupport0 ms 1
BestPracticeAnalyzer::checkAvifSupport0 ms 1
No rows found, please edit your search term.

Content processor stats

Class::methodExec time 🔽Exec count
AstroProcessor::applyContentChangesBeforeUrlParsing0 ms 1
NextJsProcessor::applyContentChangesBeforeUrlParsing0 ms 1
JavaScriptProcessor::applyContentChangesBeforeUrlParsing0 ms 1
HtmlProcessor::applyContentChangesBeforeUrlParsing0 ms 1
SvelteProcessor::applyContentChangesBeforeUrlParsing0 ms 1
CssProcessor::applyContentChangesBeforeUrlParsing0 ms 1

Crawler info

Version 2.1.0.20260317
Executed At 2026-03-24 17:40:24
Command siteone-crawler --url=https://developers.facebook.com/docs/whatsapp --markdown-export-dir=/tmp/siteone-whatsapp --markdown-exclude-selector=header,footer,nav,.sidebar,.menu,.breadcrumb,script,style --timeout=30 --workers=3 --disable-javascript --disable-styles --disable-fonts --disable-images --disable-files --no-color --hide-progress-bar --output=text --include-regex=/whatsapp/ --allowed-domain-for-crawling=developers.facebook.com
Hostname ubuntu-8gb-hel1-1
User-Agent Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/26.0.0.0 Safari/537.36 siteone-crawler/2.1.0.20260317