`go.dev`

DNSSEC	⚠️ Not signed
A	2001:4860:4802:32::15^{🇺🇸 Google2001:4860::/32}
		PTR	`any-in-2001-4860-4802-32--15.1e100.net`
A	2001:4860:4802:34::15^{🇺🇸 Google2001:4860::/32}
A	2001:4860:4802:36::15^{🇺🇸 Google2001:4860::/32}
A	2001:4860:4802:38::15^{🇺🇸 Google2001:4860::/32}
A	216.239.32.21^{🇺🇸 Google216.239.32.0/24}
A	216.239.34.21^{🇺🇸 Google216.239.34.0/24}
A	216.239.36.21^{🇺🇸 Google216.239.36.0/24}
A	216.239.38.21^{🇺🇸 Google216.239.38.0/24}
NS	`ns-cloud-e1.googledomains.com` ⭐
		A	2001:4860:4802:32::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e1.googledomains.com`
		A	216.239.32.110^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-e1.googledomains.com`
NS	`ns-cloud-e2.googledomains.com`
		A	2001:4860:4802:34::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e2.googledomains.com`
		A	216.239.34.110^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-e2.googledomains.com`
NS	`ns-cloud-e3.googledomains.com`
		A	2001:4860:4802:36::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e3.googledomains.com`
		A	216.239.36.110^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-e3.googledomains.com`
NS	`ns-cloud-e4.googledomains.com`
		A	2001:4860:4802:38::6e^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-e4.googledomains.com`
		A	216.239.38.110^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-e4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=eqtrduRyMRS8TuoUEuYMF-u9_IDRMd1In6T6E1gTchU`
TXT	`google-site-verification=qvibgBDBD_1VeFXvgduqw1cmDeMpAS_qBCZCFauYduk`
TXT	`google-site-verification=eYE-BIP9BY8VZCUI_r8sJi7qjRVtxyRQSlbZmeVVlzE`
TXT	`google-site-verification=3oHHTSOKrjE9J8SIvyj3gUxEtDjmr5oNZ-DbB271vpM`
TXT	`google-site-verification=mJdpiJi2GyNG9nz7sctCXgJnzDHzdFzfhOqTTDuMR0s`
SOA	`ns-cloud-e1.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

rank #1018 globally
rank #3 in the tld

go.dev

Go.dev is the official website and package/module discovery portal for the Go programming language, maintained by Google and the Go team.

Key facts

Owner / operator: Google (Go project team)
TLD:.dev— gTLD (Google-operated, HSTS-preloaded, requires HTTPS)
Primary purpose: Official Go language site, hosting documentation, the Go module proxy/index (pkg.go.dev), learning resources, and community links
Status: active

History

Year	Event
2019	`go.dev`launched alongside`pkg.go.dev`as the new home for Go module discovery
2022	Site redesigned to consolidate Go's learning, download, and case-study content

Related domains

golang.org— original Go project domain, now largely redirects togo.dev
pkg.go.dev— Go package/module documentation and discovery site
google.com— parent organization

📈 Tranco rank: #3,384
🔒 HSTS Preload (+subdomains)

Subdomains

vuln.go.dev

pkg.go.dev

telemetry.go.dev

Same first word

go.cl

go.cc

go.st

go.org.ua

go.dscloud.me

go.bmw

go.ca

go.ni

go.leg.br

go.si

go.top

go.com.uy

go.vg

go.gg

go.com.ro

go.tv

go.ddns.me

go.mini

go.app

go.ua

go.health

go.eco

go.amex

go.off.ai

go.uk

go.com.jo

go.mt

go.com.mt

go.kg

go.edu.kg

go.social

go.com.lv

go.skin

go.co.je

go.pstmn.io

go.zara

go.gov

go.microsoft

go.om

go.kw

go.md

go.ee

go.ma

go.bo

go.art.pl

go.net.pl

go.gd

go.co.ma

go.org.mx

go.co.uk

go.asia

go.desi

go.com.mx

go.edu.vn

go.ing

go.com.fj

go.co.pn

go.ly

go.hair

go.geek.nz

go.co.gg

go.axa

go.sx.cn

go.by

go.car

go.nexus

go.page

go.shopping

go.java

go.cn

go.man

go.ps

go.gr

go.pn

go.dev

go.ooo

go.uk.com

go.tt

go.net.mk

go.co

go.co.com

go.gov.mn

go.sg

go.ae

go.me

go.cars

go.com.ai

go.dyndns.org

go.travel

go.vn

go.mn

go.yandex

go.wroclaw.pl

go.bz.it

go.com.sa

go.com.do

go.or.kr

go.woodside

go.vic.gov.au

go.appspot.com

Similar names

go.gal

go.com.pa

go.aws

go.yachts

go.gy

go.googlecode.com

og.com.tr

go.zp.ua

go.sy

go.makeup

go.bi

go.wa.gov.au

go.gt

go.bs

go.cd

go.ru.net

og.cz

go.co.uz

go.dk

go.lv

go.ax

og.pl

go.co.nz

go.xyz

go.info

go.gov.me

og.com

go.vegas

go.kz

go.bet

go.com.sc

go.mk

go.mw

go.ph

go.team

og.co

go.net.mt

go.next

go.google

og.vg

go.web.tr

og.uk

og.or.kr

og.digital

go.co.mz

go.net

go.com.hn

go.on.ca

go.gv.at

go.mk.ua

go.fr

og.ua

go.movie

og.mt.gov.br

go.my

go.hitachi

og.ly

go.be

go.com

og.pe

og.codes

go.co.kr

go.nl

og.capital

go.mil

go.uz

go.gl

og.se

go.no

go.im

og.fr

go.win

go.meet

og.si

go.kred

go.ru

go.auto

go.gp

go.quest

go.gs

go.com.bs

go.gx.cn

og.nu

go.hk

og.by

go.com.ec

go.co.tt

go.rent

go.th

go.la

og.su

go.org.ru

go.gov.br

go.bc.ca

go.pe

go.best

og.at

go.com.tw

go.eu

go.iq

go.jp.net

go.sky

go.shell

go.mattel

og.com.tw

og.gs

go.(0x736578)

go.brother

go.cr

go.storage

go.store

go.college

og.lt

go.build

og.hu

og.com.py

og.gy

og.de

og.dk

og.clinic

og.eu

og.ae

og.ca

og.dev

og.ru

og.cn

og.chat

og.ee

DNS History

19 records (17 active, 2 former)

●NSns-cloud-e1.googledomains.com2020-02-02 → 2026-07-12 · 2 obs

● 2020-02-02 18:11:22
● 2026-07-12 17:32:30

●NSns-cloud-e2.googledomains.com2020-02-02 → 2026-07-12 · 2 obs

● 2020-02-02 18:11:22
● 2026-07-12 17:32:30

●NSns-cloud-e3.googledomains.com2020-02-02 → 2026-07-12 · 2 obs

● 2020-02-02 18:11:22
● 2026-07-12 17:32:30

●NSns-cloud-e4.googledomains.com2020-02-02 → 2026-07-12 · 2 obs

● 2020-02-02 18:11:22
● 2026-07-12 17:32:30

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-07-12 · 5 obs

○ 2020-02-02 18:11:22
● 2026-02-15 00:51:44
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-07-12 · 5 obs

○ 2020-02-02 18:11:22
● 2026-02-15 00:51:44
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-07-12 · 5 obs

○ 2020-02-02 18:11:22
● 2026-02-15 00:51:44
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-07-12 · 5 obs

○ 2020-02-02 18:11:22
● 2026-02-15 00:51:44
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●MXaspmx.l.google.com2026-02-15 → 2026-07-12 · 5 obs

○ 2020-02-02 18:11:22
● 2026-02-15 00:51:44
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

○MXyour-dns-needs-immediate-attention.dev2016-07-06 → 2017-04-06 · 4 obs

● 2016-07-06 09:04:42
● 2017-04-06 02:52:30
○ 2020-02-02 18:11:22
○ 2026-07-12 17:32:30

○A127.0.53.532016-07-06 → 2017-04-06 · 4 obs

● 2016-07-06 09:04:42
● 2017-04-06 02:52:30
○ 2020-02-02 18:11:22
○ 2026-07-12 17:32:30

●A2001:4860:4802:32::152020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A2001:4860:4802:34::152020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A2001:4860:4802:36::152020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A2001:4860:4802:38::152020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A216.239.32.212020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A216.239.34.212020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A216.239.36.212020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

●A216.239.38.212020-02-02 → 2026-07-12 · 5 obs

○ 2017-04-06 02:52:30
● 2020-02-02 18:11:22
○ 2026-06-26 05:40:36
● 2026-06-26 06:47:58
● 2026-07-12 17:32:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
go.dev	ns-cloud-e4.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e1.googledomains.com	-

✅ Authoritative Response

Server:216.239.36.110

NS records: ns-cloud-e4.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e1.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for go.dev (unsigned zone)

⏱️ Timing

Total: 1254ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`216.239.36.21, 216.239.38.21...`
AAAA	4	`2001:4860:4802:34::15, 2001:4860:4802:38::15...`
NS	4	`ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	5	`google-site-verification=qvibgBDBD_1VeFX, google-site-verification=eYE-BIP9BY8VZCU...`
SOA	1	`ns-cloud-e1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Hierarchy

go.dev is a parent domain, with vuln.go.dev, pkg.go.dev and telemetry.go.dev beneath it.

IP Addresses

go.dev directs to 8 IP numbers: 216.239.32.21, 216.239.34.21, 216.239.36.21 and 5 other.

Two other host names, along with mrquick.net, eucionica.rs and atrinno.com, also share IP numbers with go.dev.

Name Servers

The NS records for go.dev point to four name servers: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com.

go.dev has at least partial name server overlap with other domains, such as butterswimwear.com, egdfilmes.com, barreblendlive.com and two others.

ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com all point to exactly two IP numbers each: ns-cloud-e1.googledomains.com → 216.239.32.110 and 2001:4860:4802:32::6e; ns-cloud-e2.googledomains.com → 216.239.34.110 and 2001:4860:4802:34::6e; ns-cloud-e3.googledomains.com → 216.239.36.110 and 2001:4860:4802:36::6e; ns-cloud-e4.googledomains.com → 216.239.38.110 and 2001:4860:4802:38::6e.

Mail Servers

go.dev is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between go.dev and other domains, including rmarkagency.com, concorde-group.co.uk, nikogo.net.ua and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 173.194.45.27 and 2607:f8b0:4004:c07::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.

go.dev - robtex.com

go.dev

dev

go.dev

Key facts

History

Related domains

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`go.dev`

`dev`