dev.co - dns.ninja

dev.co

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:2426🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b8b6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.36.38Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.184.182🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchristina.ns.cloudflare.com
A2606:4700:50::a29f:26c1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A2803:f800:50::6ca2:c2c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchristina.ns.cloudflare.com
A2a06:98c1:50::ac40:22c1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRchristina.ns.cloudflare.com
A108.162.194.193🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A162.159.38.193Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A172.64.34.193🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
NSsterling.ns.cloudflare.com
A2606:4700:58::a29f:2c8f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A2803:f800:50::6ca2:c38f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsterling.ns.cloudflare.com
A2a06:98c1:50::ac40:238f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsterling.ns.cloudflare.com
A108.162.195.143🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A162.159.44.143Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A172.64.35.143🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
MXalt1.aspmx.l.google.com
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27🇺🇸 Google173.194.76.0/24
PTRws-in-f27.1e100.net
MXaspmx.l.google.com(10)
A2607:f8b0:4023:c0d::1a🇺🇸 Google2607:f8b0::/32
PTRdl-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
TXTgoogle-site-verification=WTsJbOzr7Ku-CxNO7qsWeb-uWMnfN7nX6rSCGOSHfSc
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.36.38, 172.67.184.182
IPv6 hints2606:4700:3035::6815:2426, 2606:4700:3037::ac43:b8b6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=174, name=cloudflare-ech.com
SOAchristina.ns.cloudflare.comdns@cloudflare.com serial=2406009113

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759674120
rank #331161 globally
rank #1597 in the tld

Subdomains

Same first word

Similar names

DNS History

20 records (11 active, 9 former)

20162017201820192020202120222023202420252026NSchristina.ns.cloudflare.comsterling.ns.cloudflare.comdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comp.nsm.ctmail.comA104.21.36.38172.67.184.1822606:4700:3035::6815:24262606:4700:3037::ac43:b8b669.64.147.24976.76.21.218.5.1.45
NSchristina.ns.cloudflare.com2026-02-16 → 2026-06-04 · 3 obs
○ 2017-09-23 07:45:40
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
NSsterling.ns.cloudflare.com2026-02-16 → 2026-06-04 · 3 obs
○ 2017-09-23 07:45:40
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXalt1.aspmx.l.google.com2026-02-16 → 2026-06-04 · 3 obs
○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXalt2.aspmx.l.google.com2026-02-16 → 2026-06-04 · 3 obs
○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXalt3.aspmx.l.google.com2026-02-16 → 2026-06-04 · 3 obs
○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXalt4.aspmx.l.google.com2026-02-16 → 2026-06-04 · 3 obs
○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXaspmx.l.google.com2026-02-16 → 2026-06-04 · 3 obs
○ 2015-10-17 03:56:34
● 2026-02-16 15:06:46
● 2026-06-04 06:31:50
MXp.nsm.ctmail.com2015-07-21 → 2015-07-21 · 3 obs
● 2015-07-21 04:35:34
○ 2015-10-17 03:56:34
○ 2026-06-04 06:31:50
A104.21.36.382026-05-28 → 2026-06-04 · 3 obs
○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-06-04 06:31:50
A172.67.184.1822026-05-28 → 2026-06-04 · 3 obs
○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-06-04 06:31:50
A2606:4700:3035::6815:24262026-05-28 → 2026-06-04 · 3 obs
○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-06-04 06:31:50
A2606:4700:3037::ac43:b8b62026-05-28 → 2026-06-04 · 3 obs
○ 2026-05-25 23:32:20
● 2026-05-28 22:53:14
● 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
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
○ 2026-06-04 06:31:50
A8.5.1.452015-07-21 → 2015-07-21 · 3 obs
● 2015-07-21 04:35:34
○ 2015-10-17 03:56:34
○ 2026-06-04 06:31:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
dev.cochristina.ns.cloudflare.com, sterling.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.193

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: 838ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.184.182, 104.21.36.38
AAAA22606:4700:3037::ac43:b8b6, 2606:4700:3035::6815:2426
NS2christina.ns.cloudflare.com, sterling.ns.cloudflare.com
MX5alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=WTsJbOzr7Ku-CxN, v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1christina.ns.cloudflare.com dns.cloudfla

Analysis

Hierarchy

dev.co serves as the parent of api.dev.co.

IP Addresses

dev.co points to 4 IP addresses — 104.21.36.38, 172.67.184.182, 2606:4700:3035::6815:2426 and 2606:4700:3037::ac43:b8b6.

sgdiet.com, fastlinebulletin.com, nocaprap.com plus two other host names have IP numbers in common with dev.co.

Name Servers

dev.co uses two name servers for its delegation: christina.ns.cloudflare.com and sterling.ns.cloudflare.com.

The name server configuration of dev.co is shared with other domains, for instance ipho-unofficial.org, razors.net, felonaxrivi.sbs and two others.

dev.co has at least partial name server overlap with other domains, such as lightdns.org, gladiium.store, openfashionfables.com and two others.

It is common to find these name servers paired with the name servers aaron.ns.cloudflare.com, sima.ns.cloudflare.com, kim.ns.cloudflare.com and nolan.ns.cloudflare.com.

Hosts with 6 IP addresses each:

christina.ns.cloudflare.com has IP addresses 108.162.194.193, 162.159.38.193, 172.64.34.193 plus three more.

sterling.ns.cloudflare.com has IP addresses 108.162.195.143, 162.159.44.143, 172.64.35.143 plus three more.

Mail Servers

Mail for dev.co is routed through 5 mail servers, including aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by dev.co are shared with other domains: sohuutritue.net, horace.com, kingstontrio.com and two others among them.

It is common to find these mail servers paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx2.googlemail.com, as well as two others.

Host names pointing to two IP addresses:

aspmx.l.google.com directs traffic to 142.250.141.27 and 2607:f8b0:4023:c0d::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.128.26 and 2607:f8b0:4023:2801::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.145.26 and 2607:f8b0:4023:3003::1b.

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

alt4.aspmx.l.google.com directs traffic to 173.194.76.27 and 2a00:1450:400c:c00::1a.