`docs.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:b74f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:12c6^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.198^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.79^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arvind.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arvind.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arvind.ns.cloudflare.com`
		A	108.162.195.227^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	162.159.44.227^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	172.64.35.227^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
NS	`tia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tia.ns.cloudflare.com`
		A	108.162.192.229^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	172.64.32.229^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
		A	173.245.58.229^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tia.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`cloudflare_oauth_client_publisher=a61db22e4b1ad6ca05b6352a49e47db7`
TXT	`google-site-verification=FUB4LPQhK5jO0Qlo-wcj3OIsZtQyhRk2FJd_Ow-Bu_E`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.198, 172.67.183.79
		IPv6 hints	2606:4700:3036::ac43:b74f, 2606:4700:3037::6815:12c6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOA	`arvind.ns.cloudflare.com`dns@cloudflare.com serial=2409703586

`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

docs.readthedocs.io

docs.kr

docs.bio

docs.com.tw

docs.es

docs.in

docs.co.il

docs.credit

docs.rs

docs.tw

docs.co.uk

docs.at

docs.ws

docs.lt

docs.org.ua

docs.earth

docs.com.ua

docs.com.ru

docs.finance

docs.onl

docs.zone

docs.ist

docs.cc

docs.ee

docs.com.cn

docs.cz

docs.com.es

docs.auth.us-east-1.amazoncognito.com

docs.casa

docs.biz

docs.me

docs.dev

docs.hu

docs.tv

docs.ch

docs.mn

docs.com.br

docs.life

docs.codeberg.page

docs.md

docs.new

docs.travel

docs.la

docs.de

docs.homelinux.org

docs.studio

docs.se

docs.be

docs.info

docs.s3.amazonaws.com

docs.legal

docs.fr

docs.com.au

docs.today

docs.tools

docs.ms

docs.network

docs.ca

docs.dk

docs.gl

docs.tips

docs.ph

docs.name

docs.com.sg

docs.by

docs.fish

docs.hypernode.io

docs.us

docs.wine

docs.net

docs

docs.ru

docs.googleapis.com

docs.cn

docs.page

docs.to

docs.aero

docs.gov.gr

docs.live

docs.io

docs.fyi

docs.co.at

docs.tel

docs.ir

docs.fm

docs.ltd

docs.school

docs.com

docs.wtf

docs.health

docs.wiki

docs.com.hk

docs.house

docs.bet

docs.li

docs.solutions

docs.vapor.cloud

docs.education

docs.sg

docs.nl

docs.ie

docs.pet

docs.rw

docs.co

docs.dev.br

Similar names

dcos.ro

csod.net

sdoc.jo

csod.info

sdoc.xyz

csod.co.in

osdc.eu

sodc.bz

osdc.in

csod.de

ocds.com

cdso.com

dsoc.co.uk

sodc.jp

dsoc.net

csod.today

sdco.eu

ocds.co

cosd.ru

osdc.info

osdc.co.uk

scod.be

csdo.org

sdco.be

dsco.me

sdoc.org

dsco.com.hk

dosc.pl

sdco.dk

osdc.fr

cods.in

dcso.de

cdso.tech

sdoc.us

cods.us

sdco.ca

csod.la

cdos.de

csdo.net

csod.co.nz

csod.dance

scdo.net

dcos.ru

odsc.us

cdso.net

sodc.net

odsc.nl

csod.kr

csod.fr

osdc.gov.in

oscd.de

ocsd.de

ocds.org.pl

sodc.ca

csod.si

odsc.net

cosd.com

dosc.net

osdc.com

dosc.es

cods.xyz

odcs.ru

odsc.com

sdoc.eu

dcos.hk

odsc.vic.gov.au

cdso.it

dcos.io

sdoc.com.ua

ocsd.ru

osdc.my

dosc.nl

csod.in

dsco.jp

dsoc.de

oscd.org

scod.cn

odsc.be

dosc.ru

cdso.org

dsco.cn

DNS History

25 records (7 active, 18 former)

●NSarvind.ns.cloudflare.com2026-07-12 → 2026-08-11 · 3 obs

○ 2026-02-26 23:11:00
● 2026-07-12 00:00:32
● 2026-08-11 08:43:50

○NSpdns1.registrar-servers.com2026-02-26 → 2026-02-26 · 3 obs

● 2026-02-26 23:11:00
○ 2026-07-12 00:00:32
○ 2026-08-11 08:43:50

○NSpdns2.registrar-servers.com2026-02-26 → 2026-02-26 · 3 obs

● 2026-02-26 23:11:00
○ 2026-07-12 00:00:32
○ 2026-08-11 08:43:50

●NStia.ns.cloudflare.com2026-07-12 → 2026-08-11 · 3 obs

○ 2026-02-26 23:11:00
● 2026-07-12 00:00:32
● 2026-08-11 08:43:50

○MXeforward1.registrar-servers.com2026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

○MXeforward2.registrar-servers.com2026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

○MXeforward3.registrar-servers.com2026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

○MXeforward4.registrar-servers.com2026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

○MXeforward5.registrar-servers.com2026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

●MXsmtp.google.com2026-04-05 → 2026-08-11 · 3 obs

○ 2026-03-28 11:14:16
● 2026-04-05 10:33:58
● 2026-08-11 08:43:50

○MXyour-dns-needs-immediate-attention.dev2016-12-28 → 2017-10-29 · 4 obs

● 2016-12-28 20:42:18
● 2017-10-29 19:21:54
○ 2026-02-26 23:11:00
○ 2026-08-11 08:43:50

●A104.21.18.1982026-07-15 → 2026-08-11 · 5 obs

○ 2026-07-12 00:00:32
● 2026-07-15 02:57:40
○ 2026-08-04 21:03:24
● 2026-08-09 06:16:16
● 2026-08-11 08:43:50

○A127.0.53.532016-12-28 → 2017-10-29 · 4 obs

● 2016-12-28 20:42:18
● 2017-10-29 19:21:54
○ 2026-02-26 23:11:00
○ 2026-08-11 08:43:50

●A172.67.183.792026-07-15 → 2026-08-11 · 5 obs

○ 2026-07-12 00:00:32
● 2026-07-15 02:57:40
○ 2026-08-04 21:03:24
● 2026-08-09 06:16:16
● 2026-08-11 08:43:50

○A188.114.96.02026-07-12 → 2026-08-04 · 6 obs

○ 2026-04-05 10:33:58
● 2026-07-12 00:00:32
○ 2026-07-15 02:57:40
● 2026-08-04 21:03:24
○ 2026-08-09 06:16:16
○ 2026-08-11 08:43:50

○A188.114.97.02026-07-12 → 2026-08-04 · 6 obs

○ 2026-04-05 10:33:58
● 2026-07-12 00:00:32
○ 2026-07-15 02:57:40
● 2026-08-04 21:03:24
○ 2026-08-09 06:16:16
○ 2026-08-11 08:43:50

○A192.64.119.1062026-04-05 → 2026-04-05 · 4 obs

○ 2026-03-28 11:14:16
● 2026-04-05 10:33:58
○ 2026-07-12 00:00:32
○ 2026-08-11 08:43:50

○A2606:4700:3034::6815:12c62026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-12 00:00:32
● 2026-07-15 02:57:40
○ 2026-07-21 00:05:26
○ 2026-08-11 08:43:50

○A2606:4700:3034::ac43:b74f2026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-12 00:00:32
● 2026-07-15 02:57:40
○ 2026-07-21 00:05:26
○ 2026-08-11 08:43:50

●A2606:4700:3036::ac43:b74f2026-07-21 → 2026-08-11 · 5 obs

○ 2026-07-15 02:57:40
● 2026-07-21 00:05:26
○ 2026-08-04 21:03:24
● 2026-08-09 06:16:16
● 2026-08-11 08:43:50

●A2606:4700:3037::6815:12c62026-07-21 → 2026-08-11 · 5 obs

○ 2026-07-15 02:57:40
● 2026-07-21 00:05:26
○ 2026-08-04 21:03:24
● 2026-08-09 06:16:16
● 2026-08-11 08:43:50

○A2a06:98c1:3120::2026-07-12 → 2026-08-04 · 6 obs

○ 2026-04-05 10:33:58
● 2026-07-12 00:00:32
○ 2026-07-15 02:57:40
● 2026-08-04 21:03:24
○ 2026-08-09 06:16:16
○ 2026-08-11 08:43:50

○A2a06:98c1:3121::2026-07-12 → 2026-08-04 · 6 obs

○ 2026-04-05 10:33:58
● 2026-07-12 00:00:32
○ 2026-07-15 02:57:40
● 2026-08-04 21:03:24
○ 2026-08-09 06:16:16
○ 2026-08-11 08:43:50

○A31.43.160.62026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

○A31.43.161.62026-02-26 → 2026-03-28 · 5 obs

○ 2017-10-29 19:21:54
● 2026-02-26 23:11:00
● 2026-03-28 11:14:16
○ 2026-04-05 10:33:58
○ 2026-08-11 08:43:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
docs.dev	arvind.ns.cloudflare.com, tia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.229

NS records: arvind.ns.cloudflare.com, tia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for docs.dev (unsigned zone)

⏱️ Timing

Total: 394ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.18.198, 172.67.183.79`
AAAA	2	`2606:4700:3037::6815:12c6, 2606:4700:3036::ac43:b74f`
NS	2	`arvind.ns.cloudflare.com, tia.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	3	`cloudflare_oauth_client_publisher=a61db2, google-site-verification=FUB4LPQhK5jO0Ql...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arvind.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

docs.dev points to the four IP addresses 104.21.18.198, 172.67.183.79, 2606:4700:3036::ac43:b74f and 2606:4700:3037::6815:12c6.

Among the host names that share IP numbers with docs.dev are q5mzok.diidyiqlud.com, www.slyph.org, runnersofthebay.com and two others.

Name Servers

The NS records for docs.dev delegate to arvind.ns.cloudflare.com and tia.ns.cloudflare.com.

docs.dev has the same name server delegation as a number of other domains, such as (0x65726f746963)-roulette.app, fohneu2019.hu, liodiscoveryservices.co.in and two more.

At least some of docs.dev's name servers are shared with other domains, for example gohijrah.com, aocai288.com, zaniman.ru and two more.

These name servers are often deployed together with the name servers addilyn.ns.cloudflare.com, gail.ns.cloudflare.com, zelda.ns.cloudflare.com and raegan.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

arvind.ns.cloudflare.com maps to 108.162.195.227, 162.159.44.227, 172.64.35.227 and 3 additional IP addresses.

tia.ns.cloudflare.com maps to 108.162.192.229, 172.64.32.229, 173.245.58.229 and 3 additional IP addresses.

Mail Servers

docs.dev routes its mail through a single mail server, smtp.google.com.

docs.dev has the same mail server arrangement as a number of other domains, for example com.hoda.it, ecomify.net, rosso.global and two more.

docs.dev shares at least some of its mail servers with other domains — for example wydar.org, teachx.ai, ballercam.com and two more.

These mail servers tend to be used in conjunction with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and two additional mail servers.

smtp.google.com directs to 9 IP numbers, including 142.250.31.26, 142.251.111.26 and 172.253.63.26, along with 6 other.

docs.dev - robtex.com

docs.dev

dev

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`docs.dev`

`dev`