1. Home
  2. github.com
github.com G

github.com

Active Resolvable

Registered Domain: github.com • Audited Live: 23:43:19, 07.11.2026

Primary IPv4
140.82.121.3
AS36459 (GITHUB - GitHub, Inc., US) [US] Same Server →
SSL Security Scanning...
--
Checking certificate validity...
Reputation Feeds Checking...
Global DNSBL Auditing
80+ realtime spam and threat lists
Registry Status 702 Days Left
MarkMonitor Inc.
Expires: 09.10.2028 18:20

Performance Lighthouse

Desktop
--
Mobile
--
Web Vitals Metrics
FCP (First Contentful Paint):
D: -- M: --
LCP (Largest Contentful Paint):
D: -- M: --
TBT (Total Blocking Time):
D: -- M: --
CLS (Cumulative Layout Shift):
D: -- M: --
TTI ( Time to Interactive):
D: -- M: --
Speed Index:
D: -- M: --
Generating Screenshot
Screenshot
github.com

Server Footprint

Target Address: github.com
Server IPv4: 140.82.121.3
BGP Autonomous System (ASN): AS36459 (GITHUB - GitHub, Inc., US) [US]
HTTP Service Speed: Scanning...

WHOIS registry

Registrar: MarkMonitor Inc.
Created At: 09.10.2007 18:20
Last Updated: 07.09.2026 09:22
Expires At: 09.10.2028 18:20
Remaining Time: 702 Days

SSL Certificate Scanning...

Issuer: --
Certificate Expiry: --
SSL Days Remaining: --

Security SEO Health

Other Domain Extensions (TLD)

Scanning extensions...

Name Servers (NS)

Record Type: NS
8 Records
Target
dns1.p08.nsone.net
IP Address
IPv4 198.51.44.8 IPv6 2620:4d:4000:6259:7:8::1
ASN
AS62597 (NSONE - NSONE Inc, US) [US] AS62597 (NSONE - NSONE Inc, US) [US]
Target
dns2.p08.nsone.net
IP Address
IPv4 198.51.45.8 IPv6 2a00:edc0:6259:7:8::2
ASN
AS62597 (NSONE - NSONE Inc, US) [US] AS62597 (NSONE - NSONE Inc, US) [DE]
Target
dns3.p08.nsone.net
IP Address
IPv4 198.51.44.72 IPv6 2620:4d:4000:6259:7:8::3
ASN
AS62597 (NSONE - NSONE Inc, US) [US] AS62597 (NSONE - NSONE Inc, US) [US]
Target
dns4.p08.nsone.net
IP Address
IPv4 198.51.45.72 IPv6 2a00:edc0:6259:7:8::4
ASN
AS62597 (NSONE - NSONE Inc, US) [US] AS62597 (NSONE - NSONE Inc, US) [DE]
Target
ns-1283.awsdns-32.org
IP Address
IPv4 205.251.197.3 IPv6 2600:9000:5305:300::1
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US] AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US]
Target
ns-1707.awsdns-21.co.uk
IP Address
IPv4 205.251.198.171 IPv6 2600:9000:5306:ab00::1
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US] AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US]
Target
ns-421.awsdns-52.com
IP Address
IPv4 205.251.193.165 IPv6 2600:9000:5301:a500::1
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US] AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US]
Target
ns-520.awsdns-01.net
IP Address
IPv4 205.251.194.8 IPv6 2600:9000:5302:800::1
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US] AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US]
DNS Resolution Roadmap
Resolution started: querying NS (Name Server) records for github.com.
Step 1: Querying local DNS resolver...
Success! Authorized NS records retrieved from local DNS resolver.

IP Addresses (A) (IPv4)

Record Type: A
1 Records
IP address
140.82.121.3
BGP Network (ASN) AS36459 (GITHUB - GitHub, Inc., US) [US]

IP Addresses (AAAA) (IPv6)

Record Type: AAAA
0 Records
No records found.

Mail Servers (MX)

Record Type: MX
1 Records
Priority 0 Target
github-com.mail.protection.outlook.com
IPv4 52.101.42.14 IPv4 52.101.40.5 IPv4 52.101.10.14 IPv4 52.101.194.19 IPv6 2a01:111:f403:f900::1 IPv6 2a01:111:f403:c946::2 IPv6 2a01:111:f403:f804::2 IPv6 2a01:111:f403:f913::4
BGP Network (ASN)
AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [US] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [US] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [US] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [US] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [GB] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [GB] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [GB] AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [GB]

Text Records (TXT)

Record Type: TXT
24 Records
Text Data 00Dd0000000hHE0=1TBKg000000TN2r
Text Data MS=6BF03E6AF5CB689E315FB6199603BABF2C88D805
Text Data MS=ms44452932
Text Data MS=ms58704441
Text Data TAILSCALE-xOzoDvFUzZr5YYVCQFuD
Text Data adobe-idp-site-verification=b92c9e999aef825edc36e0a3d847d2dbad5b2fc0e05c79ddd7a16139b48ecf4b
Text Data anthropic-domain-verification-4az7qn=if8YWuRRqwLycGJDooumzHtxm
Text Data apple-domain-verification=RyQhdzTl6Z6x8ZP4
Text Data atlassian-domain-verification=jjgw98AKv2aeoYFxiL/VFaoyPkn3undEssTRuMg6C/3Fp/iqhkV4HVV7WjYlVeF8
Text Data calendly-site-verification=at0DQARi7IZvJtXQAWhMqpmIzpvoBNF7aam5VKKxP
Text Data cursor-domain-verification-gtfwmt=1rfLOtiTngX5QSxD5HvNKTvm3
Text Data docusign=087098e3-3d46-47b7-9b4e-8a23028154cd
Text Data facebook-domain-verification=39xu4jzl7roi7x0n93ldkxjiaarx50
Text Data google-site-verification=82Le34Flgtd15ojYhHlGF_6g72muSjamlMVThBOJpks
Text Data google-site-verification=UTM-3akMgubp6tQtgEuAkYNYLyYAvpTnnSrDMWoDR3o
Text Data jamf-site-verification=XtaPNIYghF_e_xRDI8CjgQ
Text Data krisp-domain-verification=ZlyiK7XLhnaoUQb2hpak1PLY7dFkl1WE
Text Data loom-site-verification=f3787154f1154b7880e720a511ea664d
Text Data miro-verification=d2e174fdb00c71e0bcf58f8e58c3da2dd80dcfa9
Text Data openai-domain-verification=dv-3nh33eQwdkotMIAzLrIDVZo1
Text Data serval-domain-verification-ydryhj=qbkiEakpwEpTvHh5fIiCqtaue
Text Data shopify-verification-code=t1YPwcmvnxZyBycaCpk1MPyWoFs72o
Text Data stripe-verification=f88ef17321660a01bab1660454192e014defa29ba7b8de9633c69d6b4912217f
Text Data 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

Alias Records (CNAME)

Record Type: CNAME
0 Records
No records found.

Start of Authority (SOA)

Record Type: SOA
1 Records
Primary NS / Admin dns1.p08.nsone.net hostmaster.nsone.net Serial / Refresh Serial: 1656468023 Ref: 43200s Expire / Min TTL Expire: 1209600s Min: 3600s