w3dev.co - dns.ninja

`w3dev.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:d934^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4e38^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.56^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.217.52^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ivy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c078^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ivy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2078^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ivy.ns.cloudflare.com`
		A	108.162.192.120^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	172.64.32.120^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	173.245.58.120^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
NS	`lakas.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lakas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lakas.ns.cloudflare.com`
		A	108.162.193.194^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	172.64.33.194^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	173.245.59.194^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-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	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:2803::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausr-in-f27.1e100.net`
		A	172.217.216.26^{🇺🇸 Google172.217.0.0/16}
			PTR	`lcausr-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		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`
TXT	`MS=ms43431256`
TXT	`google-site-verification=9CzGuiaDtwyT1vODoBfiIHZa-ETOr5PowRpBDfDUxoY`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.56, 172.67.217.52
		IPv6 hints	2606:4700:3036::ac43:d934, 2606:4700:3037::6815:4e38
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=111, name=cloudflare-ech.com
SOA	`ivy.ns.cloudflare.com`dns@cloudflare.com serial=2408665487

`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=1759720382

Same first word

w3dev.com

w3dev.dk

w3dev.co

w3dev.no

w3dev.com.br

w3dev.net

w3dev.in

Similar names

3wdev.ma

w3edv.de

3wdev.ru

DNS History

19 records (11 active, 8 former)

●NSivy.ns.cloudflare.com2017-03-16 → 2026-07-30 · 2 obs

● 2017-03-16 14:04:26
● 2026-07-30 15:02:54

●NSlakas.ns.cloudflare.com2017-03-16 → 2026-07-30 · 2 obs

● 2017-03-16 14:04:26
● 2026-07-30 15:02:54

●MXalt1.aspmx.l.google.com2017-03-16 → 2026-07-30 · 2 obs

● 2017-03-16 14:04:26
● 2026-07-30 15:02:54

●MXalt2.aspmx.l.google.com2017-03-16 → 2026-07-30 · 2 obs

● 2017-03-16 14:04:26
● 2026-07-30 15:02:54

○MXalt3.aspmx.l.google.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

○MXalt4.aspmx.l.google.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

●MXaspmx.l.google.com2017-03-16 → 2026-07-30 · 2 obs

● 2017-03-16 14:04:26
● 2026-07-30 15:02:54

●MXaspmx2.googlemail.com2026-02-24 → 2026-07-30 · 3 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-07-30 15:02:54

●MXaspmx3.googlemail.com2026-02-24 → 2026-07-30 · 3 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-07-30 15:02:54

●A104.21.78.562026-02-24 → 2026-07-30 · 3 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-07-30 15:02:54

○A104.27.158.302017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

○A104.27.159.302017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

●A172.67.217.522026-02-24 → 2026-07-30 · 3 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-07-30 15:02:54

○A2400:cb00:2048:1::681b:9e1e2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

○A2400:cb00:2048:1::681b:9f1e2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 14:04:26
○ 2026-02-24 17:35:42
○ 2026-07-30 15:02:54

○A2606:4700:3034::6815:4e382026-02-24 → 2026-04-17 · 5 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-04-17 23:41:36
○ 2026-07-17 00:20:50
○ 2026-07-30 15:02:54

○A2606:4700:3034::ac43:d9342026-02-24 → 2026-04-17 · 5 obs

○ 2017-03-16 14:04:26
● 2026-02-24 17:35:42
● 2026-04-17 23:41:36
○ 2026-07-17 00:20:50
○ 2026-07-30 15:02:54

●A2606:4700:3036::ac43:d9342026-07-17 → 2026-07-30 · 3 obs

○ 2026-04-17 23:41:36
● 2026-07-17 00:20:50
● 2026-07-30 15:02:54

●A2606:4700:3037::6815:4e382026-07-17 → 2026-07-30 · 3 obs

○ 2026-04-17 23:41:36
● 2026-07-17 00:20:50
● 2026-07-30 15:02:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	8 records
w3dev.co	ivy.ns.cloudflare.com, lakas.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.194

NS records: ivy.ns.cloudflare.com, lakas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for w3dev.co (unsigned zone)

⏱️ Timing

Total: 509ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.217.52, 104.21.78.56`
AAAA	2	`2606:4700:3037::6815:4e38, 2606:4700:3036::ac43:d934`
NS	2	`ivy.ns.cloudflare.com, lakas.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	2	`MS=ms43431256, google-site-verification=9CzGuiaDtwyT1vO`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ivy.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.registrydns.co, b.registrydns.co, c.registrydns.co...)

Analysis

IP Addresses

w3dev.co resolves to four IP addresses: 104.21.78.56, 172.67.217.52, 2606:4700:3036::ac43:d934 and 2606:4700:3037::6815:4e38.

privateambulanceuk.co.uk, aplusdownloads.com, www.nsmrobot.com and two other host names share IP numbers with w3dev.co.

Name Servers

The NS records for w3dev.co delegate to ivy.ns.cloudflare.com and lakas.ns.cloudflare.com.

w3dev.co uses the same name servers as several other domains — among them garykent.com, ipcact.com, ableforce.net and two more.

w3dev.co shares at least some of its name servers with other domains, including devalues-rasters.site, vulkanvegas-casino.fi, dihongnong.com and two others.

These name servers are frequently seen alongside the name servers deb.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

ivy.ns.cloudflare.com maps to 108.162.192.120, 172.64.32.120, 173.245.58.120 and 3 additional IP addresses.

lakas.ns.cloudflare.com maps to 108.162.193.194, 172.64.33.194, 173.245.59.194 and 3 additional IP addresses.

Mail Servers

w3dev.co is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

w3dev.co has at least partial mail server overlap with other domains such as launchschool.org, ktlines.com, ceterus.se and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

The A records for aspmx2.googlemail.com return 172.217.216.26 and 2607:f8b0:4023:2803::1b.

The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for aspmx.l.google.com return 172.253.63.27 and 2607:f8b0:4004:c06::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 172.253.116.26 IP addresses.