`github.ac`

DNSSEC	⚠️ Not signed
NS	`rayden.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ca3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rayden.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rayden.ns.cloudflare.com`
		A	108.162.195.163^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	162.159.44.163^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	172.64.35.163^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
MX	`github-ac.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=ms30706560`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`rayden.ns.cloudflare.com`dns@cloudflare.com serial=2406592974

`ac`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.ac` ⭐
	NS	`a2.nic.ac`
	NS	`b0.nic.ac`
	NS	`c0.nic.ac`
	SOA	`a0.nic.ac`hostmaster@donuts.email serial=1784110476

Same first word

github.in

github.pw

github.asia

github.md

github.no

github.run

github.s3.amazonaws.com

github.cn.com

github.hu

github.com.ru

github.ws

github.careers

github.com.br

github.co.jp

github.compare

github.global.ssl.fastly.net

github.nl

github.co.uk

github.to

github.team

github.dev

github.market

github.gg

github.ai

github.lt

github.xyz

github.org

github.org.uk

github.fi

github.nu

github.moe

github.biz

github.actor

github.london

github.help

github.fr

github.info

github.ch

github.chat

github.media

github.luxe

github.net.cn

github.sg

github.gr

github.ac

github.map.fastly.net

github.events

github.cool

github.blog

github.earth

github.hl.cn

github.ru

github.se

github.party

github.com.au

github.page

github.io

github.com

github.at

github.community

github.computer

github.net

github.tv

github.co

github.nz

github.casino

github.jp

github.ceo

github.free

github.co.kr

github.hk.cn

github.es

github.cz

github.audio

github.ltd

github.partners

github.co.in

github.be

github.app

github.us

github.ro

github.lv

github.fm

github.online

github.pt

github.me

github.org.cn

github.works

github.church

github.al

github.com.my

github.ee

github.myshopify.com

github.forum

github.github.io

github.cc

github.guru

github.name

github.money

github.gallery

github.academy

github.lu

github.cl

github.site

github.gripe

github.games

github.cm

github.mobile

github.build

github.services

github.sale

github.su

github.de

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DNS History

3 records (3 active, 0 former)

●NSrayden.ns.cloudflare.com2026-06-15 → 2026-07-15 · 2 obs

● 2026-06-15 11:24:16
● 2026-07-15 10:41:46

●NSrosalyn.ns.cloudflare.com2026-06-15 → 2026-07-15 · 2 obs

● 2026-06-15 11:24:16
● 2026-07-15 10:41:46

●MXgithub-ac.mail.protection.outlook.com2026-06-15 → 2026-07-15 · 2 obs

● 2026-06-15 11:24:16
● 2026-07-15 10:41:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ac	c0.nic.ac, b0.nic.ac, a0.nic.ac, a2.nic.ac	8 records
github.ac	rayden.ns.cloudflare.com, rosalyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.59

NS records: rayden.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for github.ac (unsigned zone)

⏱️ Timing

Total: 490ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`rayden.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
MX	1	`github-ac.mail.protection.outlook.com (p`
TXT	2	`MS=ms30706560, v=spf1 include:spf.protection.outlook.co`
SOA	1	`rayden.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (c0.nic.ac, b0.nic.ac, a2.nic.ac...)

Analysis

Name Servers

github.ac uses two name servers for its delegation: rayden.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

github.ac uses the same name servers as several other domains — among them pigeon.at, hayshin.dev, younghotelier.at and two more.

The name servers of github.ac overlap at least partially with those of other domains — among them xunta.com.cn, 31-2.com, xuanyuekeji.com and two more.

The name servers dorthy.ns.cloudflare.com, dayana.ns.cloudflare.com and jen.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

Hostname rayden.ns.cloudflare.com directs to 108.162.195.163, 162.159.44.163 and 172.64.35.163 along with 3 other IP addresses.

Hostname rosalyn.ns.cloudflare.com directs to 108.162.194.59, 162.159.38.59 and 172.64.34.59 along with 3 other IP addresses.

Mail Servers

Mail for github.ac is handled by a single mail server, github-ac.mail.protection.outlook.com.

github-ac.mail.protection.outlook.com resolves to 6 IP addresses — 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.

github.ac - robtex.com

github.ac

ac

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`github.ac`

`ac`