`dev.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2426^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b8b6^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.38^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.182^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`christina.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`christina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`christina.ns.cloudflare.com`
		A	108.162.194.193^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	162.159.38.193^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	172.64.34.193^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
NS	`sterling.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sterling.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sterling.ns.cloudflare.com`
		A	108.162.195.143^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	162.159.44.143^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	172.64.35.143^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
MX	`alt1.aspmx.l.google.com` ⭐
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com` ⭐
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.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::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
MX	`aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
TXT	`google-site-verification=WTsJbOzr7Ku-CxNO7qsWeb-uWMnfN7nX6rSCGOSHfSc`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.38, 172.67.184.182
		IPv6 hints	2606:4700:3033::6815:2426, 2606:4700:3037::ac43:b8b6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=32, name=cloudflare-ech.com
SOA	`christina.ns.cloudflare.com`dns@cloudflare.com serial=2408400430

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759697228

rank #382130 globally
rank #2014 in the tld

Subdomains

api.dev.co

Same first word

dev.bz

dev.reviews

dev.marche.it

dev.dyndns.org

dev.guru

dev.beer

dev.amsterdam

dev.vg

dev.cl

dev.zone

dev.io

dev.mobile

dev.java

dev.ee

dev.stream

dev.co.th

dev.kiev.ua

dev.inc

dev.com.hr

dev.ph

dev.nc

dev.limo

dev.com.ar

dev.sk

dev.tg

dev.uy

dev.pl

dev.so

dev.tel

dev.do

dev.net.ru

dev.partners

dev.group

dev.moi

dev.eu

dev.br

dev.edgekey.net

dev.institute

dev.deals

dev.now

dev.fr

dev.microsoft

dev.az

dev.la

dev.ua

dev.je

dev.pet

dev.me

dev.com.tr

dev.link

dev.store

dev.ke

dev.design

dev.works

dev.tube

dev.wtf

dev.net.br

dev.blog

dev.com.vn

dev.org.il

dev.ge

dev.studio

dev.co.rs

dev.se

dev.canva-apps.cn

dev.email

dev.de

dev.delivery

dev.im

dev.com.mx

dev.tatar

dev.careers

dev

dev.am

dev.global

dev.wf

dev.es

dev.st

dev.sap

dev.id

dev.fi

dev.ir

dev.video

dev.capital

dev.net.cn

dev.pt

dev.tv

dev.dating

dev.net.in

dev.ai

dev.my

dev.jp

dev.idv.tw

dev.media

dev.fun

dev.dog

dev.tm

dev.sarl

dev.life

dev.com.co

Similar names

edv.life

ved.fi

vde.ch

ved.me

evd.com

dve.it

edv.de

vde.pl

dve.nl

edv.sh

dve.hu

evd.workers.dev

evd.nl

dve.ro

vde.mx

evd.nu

vde.eu

edv.com.mx

edv.ro

vde.ru

evd.com.ua

vde.com

edv.equipment

ved.kz

vde.at

ved.vn

ved.it

evd.co

evd.cz

edv.la

edv.org.uk

edv.company

edv.com.au

edv.square7.ch

edv.es

dve.me

edv.com.br

evd.ie

dve.net

edv.nl

edv.agency

DNS History

21 records (11 active, 10 former)

●NSchristina.ns.cloudflare.com2026-02-16 → 2026-07-04 · 3 obs

○ 2017-09-23 07:45:40
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

○NSdns1.name-services.com2015-07-21 → 2017-09-23 · 4 obs

● 2015-07-21 04:35:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

○NSdns2.name-services.com2015-07-21 → 2017-09-23 · 4 obs

● 2015-07-21 04:35:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

○NSdns3.name-services.com2015-07-21 → 2017-09-23 · 4 obs

● 2015-07-21 04:35:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

○NSdns4.name-services.com2015-07-21 → 2017-09-23 · 4 obs

● 2015-07-21 04:35:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

○NSdns5.name-services.com2015-07-21 → 2017-09-23 · 4 obs

● 2015-07-21 04:35:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

●NSsterling.ns.cloudflare.com2026-02-16 → 2026-07-04 · 3 obs

○ 2017-09-23 07:45:40
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

●MXalt1.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

●MXalt2.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

●MXaspmx.l.google.com2026-02-16 → 2026-07-04 · 3 obs

○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-07-04 11:16:02

○MXp.nsm.ctmail.com2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:35:34
○ 2015-10-17 03:56:34
○ 2026-07-04 11:16:02

●A104.21.36.382026-05-28 → 2026-07-04 · 3 obs

○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-07-04 11:16:02

●A172.67.184.1822026-05-28 → 2026-07-04 · 3 obs

○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-07-04 11:16:02

●A2606:4700:3033::6815:24262026-06-24 → 2026-07-04 · 3 obs

○ 2026-05-28 22:53:14
● 2026-06-24 14:04:20
● 2026-07-04 11:16:02

○A2606:4700:3035::6815:24262026-05-28 → 2026-05-28 · 4 obs

○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
○ 2026-06-24 14:04:20
○ 2026-07-04 11:16:02

●A2606:4700:3037::ac43:b8b62026-05-28 → 2026-07-04 · 3 obs

○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-07-04 11:16:02

○A69.64.147.2492015-10-17 → 2017-09-23 · 5 obs

○ 2015-07-21 04:35:34
● 2015-10-17 03:56:34
● 2017-09-23 07:45:40
○ 2026-02-16 15:06:46
○ 2026-07-04 11:16:02

○A76.76.21.212026-02-16 → 2026-05-25 · 5 obs

○ 2017-09-23 07:45:40
● 2026-02-16 15:06:46
● 2026-05-25 23:32:20
○ 2026-05-28 22:53:14
○ 2026-07-04 11:16:02

○A8.5.1.452015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:35:34
○ 2015-10-17 03:56:34
○ 2026-07-04 11:16:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
dev.co	christina.ns.cloudflare.com, sterling.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.143

NS records: christina.ns.cloudflare.com, sterling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev.co (unsigned zone)

⏱️ Timing

Total: 112ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.184.182, 104.21.36.38`
AAAA	2	`2606:4700:3037::ac43:b8b6, 2606:4700:3033::6815:2426`
NS	2	`christina.ns.cloudflare.com, sterling.ns.cloudflare.com`
MX	5	`alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=WTsJbOzr7Ku-CxN, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`christina.ns.cloudflare.com dns.cloudfla`

Analysis

Hierarchy

The domain api.dev.co falls under the parent dev.co.

IP Addresses

dev.co points to the four IP addresses 104.21.36.38, 172.67.184.182, 2606:4700:3033::6815:2426 and 2606:4700:3037::ac43:b8b6.

Among the host names that share IP numbers with dev.co are sgdiet.com, gzmfx.cn, zonic24.club and two others.

Name Servers

dev.co is served by two delegated name servers, christina.ns.cloudflare.com and sterling.ns.cloudflare.com.

dev.co has the same name server delegation as a number of other domains, such as ipho-unofficial.org, razors.net, felonaxrivi.sbs and two more.

At least some of dev.co's name servers are shared with other domains, for example lightdns.org, gladiium.store, untung88cruiser.xyz and two more.

It is common for these name servers to be used in conjunction with the name servers kim.ns.cloudflare.com, sima.ns.cloudflare.com and aaron.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

christina.ns.cloudflare.com carries IP addresses 108.162.194.193, 162.159.38.193 and 172.64.34.193, with 3 other addresses beyond those.

sterling.ns.cloudflare.com carries IP addresses 108.162.195.143, 162.159.44.143 and 172.64.35.143, with 3 other addresses beyond those.

Mail Servers

dev.co has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

dev.co shares at least some of its mail servers with other domains — for example sohuutritue.net, horace.com, kingstontrio.com and two more.

These mail servers tend to be used in conjunction with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and two additional mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com maps to two IP addresses — 172.253.115.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1a.

dev.co - robtex.com

dev.co

co

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`dev.co`

`co`