`github.app`

DNSSEC	⚠️ Not signed
A	140.82.112.17^{🇺🇸 GITHUB}
		PTR	`lb-140-82-112-17-iad.github.com`
NS	`dns1.p01.nsone.net` ⭐ ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE}
			PTR	`dns1.p01.nsone.net`
NS	`dns1.p09.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:9:0:1^{🇺🇸 NSONE}
			PTR	`dns1.p09.nsone.net`
			PTR	`ns4.demysdns.co.uk`
		A	198.51.44.9^{🇺🇸 NSONE}
			PTR	`dns1.p09.nsone.net`
			PTR	`ns4.demysdns.co.uk`
NS	`dns2.p01.nsone.net` ⚠️ Not in parent delegation 🔒
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE}
			PTR	`dns2.p01.nsone.net`
NS	`dns2.p09.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:9::2^{🇺🇸 NSONE}
			PTR	`dns2.p09.nsone.net`
			PTR	`ns5.demysdns.co.uk`
		A	198.51.45.9^{🇺🇸 NSONE}
			PTR	`dns2.p09.nsone.net`
			PTR	`ns5.demysdns.co.uk`
NS	`dns3.p01.nsone.net` ⚠️ Not in parent delegation 🔒
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE}
			PTR	`dns3.p01.nsone.net`
NS	`dns3.p09.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:9:0:3^{🇺🇸 NSONE}
			PTR	`dns3.p09.nsone.net`
			PTR	`ns6.demysdns.co.uk`
		A	198.51.44.73^{🇺🇸 NSONE}
			PTR	`dns3.p09.nsone.net`
			PTR	`ns6.demysdns.co.uk`
NS	`dns4.p01.nsone.net` ⚠️ Not in parent delegation 🔒
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE}
			PTR	`dns4.p01.nsone.net`
NS	`dns4.p09.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:9::4^{🇺🇸 NSONE}
			PTR	`ns7.demysdns.com`
			PTR	`dns4.p09.nsone.net`
		A	198.51.45.73^{🇺🇸 NSONE}
			PTR	`ns7.demysdns.com`
			PTR	`dns4.p09.nsone.net`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1664786940

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

📈 Tranco rank: #892,181
🔒 HSTS Preload (+subdomains)

Up

pet-insulin-tracker--jamesmontemagno.github.app

Same first word

github.nl

github.co.uk

github.dev

github.xin

github.org

github.fi

github.nu

github.biz

github.actor

github.fr

github.media

github.net.cn

github.map.fastly.net

github.events

github.blog

github.earth

github.ru

github.se

github.io

github.com

github.at

github.community

github.net

github.co

github.nz

github.wiki

github.partners

github.be

github.app

github.us

github.ro

github.online

github.pt

github.me

github.org.cn

github.works

github.al

github.ee

github.myshopify.com

github.github.io

github.cc

github.name

github.academy

github.cm

github.build

github.su

github.de

github.red

github.in

github.no

github.run

github.s3.amazonaws.com

github.com.ru

github.careers

github.com.br

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DNS History

10 records (9 active, 1 former)

●NSdns1.p01.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns1.p09.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns2.p01.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns2.p09.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns3.p01.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns3.p09.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns4.p01.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●NSdns4.p09.nsone.net2026-02-22 → 2026-02-23 · 2 obs

● 2026-02-22 23:08:02
● 2026-02-23 19:28:12

●A140.82.112.172026-02-23 → 2026-02-23 · 3 obs

○ 2026-02-22 23:08:02
● 2026-02-23 19:28:10
● 2026-02-23 19:28:12

○A140.82.113.182026-02-22 → 2026-02-22 · 3 obs

● 2026-02-22 23:08:02
○ 2026-02-23 19:28:10
○ 2026-02-23 19:28:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
github.app	dns4.p09.nsone.net, dns1.p09.nsone.net, dns3.p09.nsone.net, dns2.p09.nsone.net	-

✅ Authoritative Response

Server: 198.51.44.9

NS records: dns4.p09.nsone.net, dns1.p09.nsone.net, dns3.p09.nsone.net, dns2.p09.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for github.app (unsigned zone)

⏱️ Timing

Total: 706ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`140.82.112.18`
NS	4	`dns1.p01.nsone.net, dns2.p01.nsone.net...`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

AI analysis

The parent of pet-insulin-tracker--jamesmontemagno.github.app is github.app.

github.app points to IP number: 140.82.112.17.

Other host names such as semmle.net, open-source.guide, github-camo.com, npmj.co and gitgub.com share IPs with github.app.

github.app is delegated to eight name servers: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net and dns4.p09.nsone.net.

github.app at least partially shares name servers with other domains, for instance processone.org, team-a.biz, keho.at, kato2x.com and countrymusic.com.