`in-2.smtp.github.com`

DNSSEC

⚠️ Not signed

`smtp.github.com`

	DNSSEC	⚠️ Not signed
	A	140.82.112.31^{🇺🇸 GITHUB140.82.112.0/24 GitHub}
	A	140.82.112.32^{🇺🇸 GITHUB140.82.112.0/24 GitHub}
	A	140.82.113.31^{🇺🇸 GITHUB140.82.113.0/24 GitHub}
	A	140.82.113.32^{🇺🇸 GITHUB140.82.113.0/24 GitHub}
	A	140.82.114.31^{🇺🇸 GITHUB140.82.114.0/24 GitHub}
	A	140.82.114.32^{🇺🇸 GITHUB140.82.114.0/24 GitHub}

WOT: SAFE (94/100)
WOT: SAFE (94/100)

Previously MX for

noreply.github.com

Same first word

in-2.com

in-2.eu

in-2.co.uk

in-2.com.au

in-2.net

Similar names

2-in.com

ni-2.de

2-in.net

2-ni.net

DNS History

2 records (0 active, 2 former)

○A192.30.253.1712018-06-09 → 2018-06-09 · 3 obs

● 2018-06-09 00:10:56
○ 2021-10-20 17:40:26
○ 2026-05-03 14:14:06

○CNAMEgithub.github.io2021-10-20 → 2021-10-20 · 3 obs

● 2021-10-20 17:40:26
○ 2026-04-12 13:55:54
○ 2026-05-03 14:14:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
github.com	ns-520.awsdns-01.net, ns-421.awsdns-52.com, ns-1707.awsdns-21.co.uk, ns-1283.awsdns-32.org...	2 records

✅ Authoritative Response

Server:205.251.194.8

NS records: ns-520.awsdns-01.net, ns-421.awsdns-52.com, ns-1707.awsdns-21.co.uk, ns-1283.awsdns-32.org, dns1.p08.nsone.net, dns2.p08.nsone.net, dns3.p08.nsone.net, dns4.p08.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for github.com (unsigned zone)

⏱️ Timing

Total: 178ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-421.awsdns-52.com, ns-421.awsdns-52.com)

in-2.smtp.github.com - robtex.com