github.nu - dns.ninja

`github.nu`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com`
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2014-08-01 #2

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`NU zone update: 2026-06-04 13:32:08 +0000 (EPOCH 1780579928) (auto)`
	TXT	`id:8a2d4c72-b078-4454-b95f-03a3da48792f`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1780579979

Same first word

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github.hu

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github.careers

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github.global.ssl.fastly.net

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github.co.in

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github.us

github.ro

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github.online

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github.me

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github.works

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github.al

github.com.my

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github.guru

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DNS History

7 records (6 active, 1 former)

●NSns1.markmonitor.com2015-06-02 → 2026-06-04 · 2 obs

● 2015-06-02 19:10:28
● 2026-06-04 13:46:08

●NSns3.markmonitor.com2015-06-02 → 2026-06-04 · 2 obs

● 2015-06-02 19:10:28
● 2026-06-04 13:46:08

●NSns4.markmonitor.com2015-06-02 → 2026-06-04 · 2 obs

● 2015-06-02 19:10:28
● 2026-06-04 13:46:08

●NSns5.markmonitor.com2015-06-02 → 2026-06-04 · 2 obs

● 2015-06-02 19:10:28
● 2026-06-04 13:46:08

●NSns6.markmonitor.com2015-06-02 → 2026-06-04 · 2 obs

● 2015-06-02 19:10:28
● 2026-06-04 13:46:08

●A3.33.139.322026-02-16 → 2026-06-04 · 3 obs

○ 2021-03-13 23:32:10
● 2026-02-16 11:36:20
● 2026-06-04 13:46:08

○A72.52.10.142015-06-02 → 2021-03-13 · 4 obs

● 2015-06-02 19:10:28
● 2021-03-13 23:32:10
○ 2026-02-16 11:36:20
○ 2026-06-04 13:46:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...	12 records
github.nu	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...	-

✅ Authoritative Response

Server:176.97.158.3

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for github.nu (unsigned zone)

⏱️ Timing

Total: 1251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	5	`ns1.markmonitor.com, ns3.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)

Analysis

IP Addresses

github.nu resolves to just one IP address, 3.33.139.32.

Two other host names, along with fightpass.jp, bestbuy.gives and geetsmart.com, also share IP numbers with github.nu.

Name Servers

The zone github.nu is authoritative on 5 name servers: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com and two additional ones.

At least some of github.nu's name servers are shared with other domains, for example snapgenie.mobi, websentiment.com, tjmaxx.ca and two more.

These name servers are often deployed together with the name servers ns2.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names that have two IP addresses:

ns1.markmonitor.com directs traffic to 149.112.160.1 and 2620:10a:80a8::1.

ns3.markmonitor.com directs traffic to 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com directs traffic to 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com directs traffic to 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com directs traffic to 176.97.158.3 and 2001:67c:10b8::3.