first.dev - dns.ninja

`first.dev`

DNSSEC	⚠️ Not signed
A	50.87.145.6^{🇺🇸 EIGI50.87.0.0/16 Unified Layer}
		PTR	`mail.nobispreschool.com`
NS	`ns-cloud-d1.googledomains.com` ⭐
		A	2001:4860:4802:32::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d1.googledomains.com`
		A	216.239.32.109^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-d1.googledomains.com`
NS	`ns-cloud-d2.googledomains.com`
		A	2001:4860:4802:34::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d2.googledomains.com`
		A	216.239.34.109^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-d2.googledomains.com`
NS	`ns-cloud-d3.googledomains.com`
		A	2001:4860:4802:36::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d3.googledomains.com`
		A	216.239.36.109^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-d3.googledomains.com`
NS	`ns-cloud-d4.googledomains.com`
		A	2001:4860:4802:38::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d4.googledomains.com`
		A	216.239.38.109^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-d4.googledomains.com`
MX	`first-dev.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`google-site-verification=2jZyf8AV2EHaywIF-zUfM9aQIQzjdkf9fr3iIQdASG4`
TXT	`atlassian-domain-verification=xLtH15aEqGbzwBiL5MInOPOnzlolt0TBSYKGaGuvnj665Yz...`
TXT	`atlassian-domain-verification=9OZa3morLoBpnZZhCFIaRc1sQlmIH7XSf2aJFZeNdCoCaya...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms14769991`
SOA	`ns-cloud-d1.googledomains.com`cloud-dns-hostmaster@google.com serial=1

`dev`

	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=1

🔒 HSTS Preload (+subdomains)

Same first word

first.tours

first.in-berlin.de

first.tech

first.restaurant

first.camera

first.edu

first.com.tr

first.vip

first.al

first.com.eg

first.fr

first.com.pl

first.com.jo

first.de

first.com.qa

first.global

first.digital

first.plumbing

first.dp.ua

first.vn

first.pe.kr

first.games

first.myshopify.com

first.ru

first.email

first.rs

first.camp

first.tools

first.bank

first.pet

first.ventures

first.gov.il

first.to

first.com.tw

first.com.es

first.co.uk

first.net

first.wtf

first.farm

first.biz

first.info

first.uz

first.vote

first.school

first.today

first.no

first.pictures

first.org

first.sg

first.plus

first.at

first.capital

first.media

first.cash

first.bz

first.jp.net

first.academy

first.in.ua

first.run

first.fish

first.dk

first.sa

first.cl

first.center

first.hu

first.green

first.co.ua

first.events

first.bg

first.com.mx

first.me

first.co.il

first.report

first.or.kr

first.net.ua

first.ua

first.ag

first.si

first.ca

first.ly

first.cn

first.church

first.ie

first.eu

first.gr

first.dev

first.com

first.io

first.ltd

first.com.my

first.lv

first.st

first.name

first.ro

first.club.tw

first.net.my

first.in

first.ne.jp

first.glass

first.vc

first.li

first.com.ua

first.us

first.training

first.tv

first.social

first.com.au

first.lib.ms.us

first.pt

first.es

first.news

first.am

Similar names

siftr.in

rifts.to

frist.com

frits.ch

irtfs.com

rftsi.com

rifts.finance

fsirt.com

fsrit.com

frits.com

frits.be

frist.at

trifs.co.uk

frist.eu

frits.dk

frist.cn

siftr.com

sirtf.com

tsfir.com

ifrst.com

irtfs.ir

frist.ru

frist.co.uk

rifts.org

frist.de

frits.eu

frits.cn

isfrt.com

rifts.com

ifrts.com

frist.cz

itrsf.ru

rfist.ru

istrf.net

frits.ru

frits.co

siftr.org

siftr.co

srfit.ch

frits.it

istrf.com

ftris.me

itrsf.com

frits.ca

frist.be

fistr.com

fisrt.com

frits.in

istrf.org

sitfr.it

frits.us

srfit.com

fisrt.net

frits.nl

frist.us

DNS History

6 records (6 active, 0 former)

●NSns-cloud-d1.googledomains.com2026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

●NSns-cloud-d2.googledomains.com2026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

●NSns-cloud-d3.googledomains.com2026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

●NSns-cloud-d4.googledomains.com2026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

●MXfirst-dev.mail.protection.outlook.com2026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

●A50.87.145.62026-03-01 → 2026-06-06 · 2 obs

● 2026-03-01 17:11:08
● 2026-06-06 22:37:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
first.dev	ns-cloud-d1.googledomains.com, ns-cloud-d4.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com	-

✅ Authoritative Response

Server:216.239.32.109

NS records: ns-cloud-d1.googledomains.com, ns-cloud-d4.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for first.dev (unsigned zone)

⏱️ Timing

Total: 3516ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.87.145.6`
NS	4	`ns-cloud-d4.googledomains.com, ns-cloud-d3.googledomains.com...`
MX	1	`first-dev.mail.protection.outlook.com (p`
TXT	5	`MS=ms14769991, google-site-verification=2jZyf8AV2EHaywI...`
SOA	1	`ns-cloud-d1.googledomains.com cloud-dns-`

Analysis

IP Addresses

first.dev directs to one IP number, which is 50.87.145.6.

Among the host names that share IP numbers with first.dev are b.gy, 50-87-145-6.unifiedlayer.com, nyhaircut.com and two others.

Name Servers

Authority for first.dev is delegated across 4 name servers: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

first.dev shares at least some of its name servers with other domains, including wakuwaku-japan.info, pcmag.com.br, steinedergezeiten.de and two others.

The host names ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com each resolve to two IP addresses: ns-cloud-d1.googledomains.com resolves to 216.239.32.109 and 2001:4860:4802:32::6d; ns-cloud-d2.googledomains.com resolves to 216.239.34.109 and 2001:4860:4802:34::6d; ns-cloud-d3.googledomains.com resolves to 216.239.36.109 and 2001:4860:4802:36::6d; ns-cloud-d4.googledomains.com resolves to 216.239.38.109 and 2001:4860:4802:38::6d.

Mail Servers

first.dev routes its mail through a single mail server, first-dev.mail.protection.outlook.com.

first-dev.mail.protection.outlook.com directs to 8 IP addresses, namely 52.101.68.16, 52.101.68.21, 52.101.73.11 and five others.