dev-core.net - dns.ninja

`dev-core.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:ee0^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:cc88^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.224^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.204.136^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coby.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coby.ns.cloudflare.com`
		A	108.162.193.92^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	172.64.33.92^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	173.245.59.92^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
NS	`robin.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ada^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`robin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`robin.ns.cloudflare.com`
		A	108.162.192.218^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	172.64.32.218^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	173.245.58.218^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		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	`aspmx3.googlemail.com`⁽⁵⁰⁾
		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	`google-site-verification=QlgSu4vRJ1iuNWr3-UwIEiTQQytvY7C6k4BGhw_vwfQ`
TXT	`google-site-verification=maqOn7sIAK4445cZg9NLbakLtSoP8nskJDBewTuxXhs`
TXT	`v=spf1 include:_spf.google.com ip4:59.124.8.50 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.224, 172.67.204.136
		IPv6 hints	2606:4700:3035::6815:ee0, 2606:4700:3035::ac43:cc88
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=255, name=cloudflare-ech.com
SOA	`coby.ns.cloudflare.com`dns@cloudflare.com serial=2406858442

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785400847

Same first word

dev-core.live

dev-core.net

dev-core.de

dev-core.com

Similar names

c-overed.com

core-dev.com

v-decore.com.ua

core-dev.co.nz

credo-ev.de

ever-doc.com

core-dev.gg

DNS History

20 records (11 active, 9 former)

●NScoby.ns.cloudflare.com2026-02-28 → 2026-07-30 · 3 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
● 2026-07-30 09:19:30

○NSns29.domaincontrol.com2015-06-29 → 2017-12-02 · 4 obs

● 2015-06-29 10:59:26
● 2017-12-02 20:02:58
○ 2026-02-28 23:47:08
○ 2026-07-30 09:19:30

○NSns30.domaincontrol.com2015-06-29 → 2017-12-02 · 4 obs

● 2015-06-29 10:59:26
● 2017-12-02 20:02:58
○ 2026-02-28 23:47:08
○ 2026-07-30 09:19:30

●NSrobin.ns.cloudflare.com2026-02-28 → 2026-07-30 · 3 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
● 2026-07-30 09:19:30

●MXalt1.aspmx.l.google.com2015-06-29 → 2026-07-30 · 2 obs

● 2015-06-29 10:59:26
● 2026-07-30 09:19:30

●MXalt2.aspmx.l.google.com2015-06-29 → 2026-07-30 · 2 obs

● 2015-06-29 10:59:26
● 2026-07-30 09:19:30

●MXaspmx.l.google.com2015-06-29 → 2026-07-30 · 2 obs

● 2015-06-29 10:59:26
● 2026-07-30 09:19:30

●MXaspmx2.googlemail.com2015-06-29 → 2026-07-30 · 2 obs

● 2015-06-29 10:59:26
● 2026-07-30 09:19:30

●MXaspmx3.googlemail.com2015-06-29 → 2026-07-30 · 2 obs

● 2015-06-29 10:59:26
● 2026-07-30 09:19:30

●A104.21.14.2242026-04-13 → 2026-07-30 · 6 obs

○ 2026-02-28 23:47:08
● 2026-04-13 06:49:26
○ 2026-04-15 08:30:36
○ 2026-04-17 10:09:14
● 2026-05-12 11:16:28
● 2026-07-30 09:19:30

●A172.67.204.1362026-04-13 → 2026-07-30 · 6 obs

○ 2026-02-28 23:47:08
● 2026-04-13 06:49:26
○ 2026-04-15 08:30:36
○ 2026-04-17 10:09:14
● 2026-05-12 11:16:28
● 2026-07-30 09:19:30

○A188.114.96.02026-02-28 → 2026-04-17 · 7 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
○ 2026-04-13 06:49:26
● 2026-04-15 08:30:36
● 2026-04-17 10:09:14
○ 2026-05-12 11:16:28
○ 2026-07-30 09:19:30

○A188.114.97.02026-02-28 → 2026-04-17 · 7 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
○ 2026-04-13 06:49:26
● 2026-04-15 08:30:36
● 2026-04-17 10:09:14
○ 2026-05-12 11:16:28
○ 2026-07-30 09:19:30

○A2606:4700:3031::ac43:cc882026-04-13 → 2026-06-14 · 8 obs

○ 2026-02-28 23:47:08
● 2026-04-13 06:49:26
○ 2026-04-15 08:30:36
○ 2026-04-17 10:09:14
● 2026-05-12 11:16:28
● 2026-06-14 03:04:42
○ 2026-06-19 13:57:08
○ 2026-07-30 09:19:30

●A2606:4700:3035::6815:ee02026-06-19 → 2026-07-30 · 3 obs

○ 2026-06-14 03:04:42
● 2026-06-19 13:57:08
● 2026-07-30 09:19:30

●A2606:4700:3035::ac43:cc882026-06-19 → 2026-07-30 · 3 obs

○ 2026-06-14 03:04:42
● 2026-06-19 13:57:08
● 2026-07-30 09:19:30

○A2606:4700:3037::6815:ee02026-04-13 → 2026-06-14 · 8 obs

○ 2026-02-28 23:47:08
● 2026-04-13 06:49:26
○ 2026-04-15 08:30:36
○ 2026-04-17 10:09:14
● 2026-05-12 11:16:28
● 2026-06-14 03:04:42
○ 2026-06-19 13:57:08
○ 2026-07-30 09:19:30

○A2a06:98c1:3120::2026-02-28 → 2026-04-17 · 7 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
○ 2026-04-13 06:49:26
● 2026-04-15 08:30:36
● 2026-04-17 10:09:14
○ 2026-05-12 11:16:28
○ 2026-07-30 09:19:30

○A2a06:98c1:3121::2026-02-28 → 2026-04-17 · 7 obs

○ 2017-12-02 20:02:58
● 2026-02-28 23:47:08
○ 2026-04-13 06:49:26
● 2026-04-15 08:30:36
● 2026-04-17 10:09:14
○ 2026-05-12 11:16:28
○ 2026-07-30 09:19:30

○A50.63.202.182015-06-29 → 2017-12-02 · 4 obs

● 2015-06-29 10:59:26
● 2017-12-02 20:02:58
○ 2026-02-28 23:47:08
○ 2026-07-30 09:19:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...	-
dev-core.net	coby.ns.cloudflare.com, robin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.218

NS records: coby.ns.cloudflare.com, robin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev-core.net (unsigned zone)

⏱️ Timing

Total: 1056ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.204.136, 104.21.14.224`
AAAA	2	`2606:4700:3035::6815:ee0, 2606:4700:3035::ac43:cc88`
NS	2	`coby.ns.cloudflare.com, robin.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	3	`google-site-verification=QlgSu4vRJ1iuNWr, google-site-verification=maqOn7sIAK4445c...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coby.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

dev-core.net directs to four IP numbers, which are 104.21.14.224, 172.67.204.136, 2606:4700:3035::6815:ee0 and 2606:4700:3035::ac43:cc88.

Among the host names that share IP numbers with dev-core.net are catcheregypt.com, www.jasonbaileystudio.com, czgou.net and two others.

Name Servers

dev-core.net is delegated to two name servers: coby.ns.cloudflare.com and robin.ns.cloudflare.com.

dev-core.net has the same name server delegation as a number of other domains, such as visitmelbourne.co.uk, eusc-program.com, novataste.shop and two more.

At least some of dev-core.net's name servers are shared with other domains, for example jumpcutgoa.com, thinthread.net, tisaridiculoutach.org and two more.

These name servers tend to be used in conjunction with the name servers pranab.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

coby.ns.cloudflare.com resolves to 108.162.193.92, 172.64.33.92, 173.245.59.92 and 3 other IP addresses.

robin.ns.cloudflare.com resolves to 108.162.192.218, 172.64.32.218, 173.245.58.218 and 3 other IP addresses.

Mail Servers

Five mail servers handle dev-core.net: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

dev-core.net shares at least some of its mail servers with other domains — for example mccardle.io, ns500699.ns500699.ns500693.ns500734.ns500734.ns500693.ns500693.ns500632.ns500632.ns500588.ns500588.ns500588.ns500588.dtrkdll.com, ns500698.ns500759.ns500758.ns500698.ns500758.ns500736.ns500698.ns500735.ns500735.ns500576.ns500708.ns500619.ns500576.trackreceptor.com and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com points to 192.178.155.27 and 2607:f8b0:4004:c19::1b.

alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c0f::1a IP addresses.