github.com domain 🪪 Registration registrar MarkMonitor Inc. IANA 292 created 2007-10-09 19 years ago updated 2026-09-07 expires 2028-10-09 in 694 days status client delete prohibited client transfer prohibited client update prohibited nameservers dns1.p08.nsone.net dns2.p08.nsone.net dns3.p08.nsone.net dns4.p08.nsone.net ns-1283.awsdns-32.org ns-1707.awsdns-21.co.uk ns-421.awsdns-52.com ns-520.awsdns-01.net dnssec unsigned abuse abusecomplaints@markmonitor.com via RDAP · rdap.verisign.com · 984 ms 🧭 DNS A 140.82.121.3 1m NS dns1.p08.nsone.net 1199s dns2.p08.nsone.net 1199s dns3.p08.nsone.net 1199s dns4.p08.nsone.net 1199s ns-1283.awsdns-32.org 1199s ns-1707.awsdns-21.co.uk 1199s ns-421.awsdns-52.com 1199s ns-520.awsdns-01.net 1199s MX 0 github-com.mail.protection.outlook.com 85s TXT 00Dd0000000hHE0=1TBKg000000TN2r 5m MS=6BF03E6AF5CB689E315FB6199603BABF2C88D805 5m MS=ms44452932 5m MS=ms58704441 5m TAILSCALE-xOzoDvFUzZr5YYVCQFuD 5m adobe-idp-site-verification=b92c9e999aef825edc36e0a3d847d2dbad5b2fc0e05c79ddd7a16139b48ecf4b 5m anthropic-domain-verification-4az7qn=if8YWuRRqwLycGJDooumzHtxm 5m apple-domain-verification=RyQhdzTl6Z6x8ZP4 5m atlassian-domain-verification=jjgw98AKv2aeoYFxiL/VFaoyPkn3undEssTRuMg6C/3Fp/iqhkV4HVV7WjYlVeF8 5m calendly-site-verification=at0DQARi7IZvJtXQAWhMqpmIzpvoBNF7aam5VKKxP 5m cursor-domain-verification-gtfwmt=1rfLOtiTngX5QSxD5HvNKTvm3 5m docusign=087098e3-3d46-47b7-9b4e-8a23028154cd 5m facebook-domain-verification=39xu4jzl7roi7x0n93ldkxjiaarx50 5m google-site-verification=82Le34Flgtd15ojYhHlGF_6g72muSjamlMVThBOJpks 5m google-site-verification=UTM-3akMgubp6tQtgEuAkYNYLyYAvpTnnSrDMWoDR3o 5m jamf-site-verification=XtaPNIYghF_e_xRDI8CjgQ 5m krisp-domain-verification=ZlyiK7XLhnaoUQb2hpak1PLY7dFkl1WE 5m loom-site-verification=f3787154f1154b7880e720a511ea664d 5m miro-verification=d2e174fdb00c71e0bcf58f8e58c3da2dd80dcfa9 5m openai-domain-verification=dv-3nh33eQwdkotMIAzLrIDVZo1 5m serval-domain-verification-ydryhj=qbkiEakpwEpTvHh5fIiCqtaue 5m shopify-verification-code=t1YPwcmvnxZyBycaCpk1MPyWoFs72o 5m stripe-verification=f88ef17321660a01bab1660454192e014defa29ba7b8de9633c69d6b4912217f 5m v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.227.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all 5m CAA 0 issue "digicert.com" 1h 0 issue "globalsign.com" 1h 0 issue "letsencrypt.org" 1h 0 issue "sectigo.com" 1h 0 issuewild "digicert.com" 1h 0 issuewild "letsencrypt.org" 1h 0 issuewild "sectigo.com" 1h SOA dns1.p08.nsone.net hostmaster.nsone.net 1656468023 848s 34 ms 🔒 TLS status valid subject github.com issuer Sectigo Limited (Sectigo Public Server Authentication CA DV E36) valid from 2026-10-30 valid until 2027-01-27 in 74 days names github.com www.github.com protocol TLS 1.3 h2 address 140.82.121.3:443 33 ms 📬 HTTP status 200 OK chain 200 https://github.com/ protocol HTTP/2.0 http/3 no server github.com first byte 100 ms Security headers strict-transport-security max-age=31536000; includeSubdomains; preload content-security-policy default-src 'none'; base-uri 'self'; child-src github.githubassets.com github.com/assets-cdn/worker/ github.com/assets/ gist.github.com/assets-cdn/worker/; conn… x-content-type-options nosniff x-frame-options deny referrer-policy origin-when-cross-origin, strict-origin-when-cross-origin permissions-policy missing 100 ms 🛰️ Network ip 140.82.121.3 reverse lb-140-82-121-3-fra.github.com asn AS36459 GITHUB - GitHub, Inc., US prefix 140.82.120.0/23 network GITHU owner GitHub, Inc. country US registry ARIN abuse noc@github.com 490 ms 0.99s · whois.pablomurad.com/github.com.json for JSON · whois.pablomurad.com/:help