cortexcn.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cortexcn.dev`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a43^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c043^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2043^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ara.ns.cloudflare.com`
		A	108.162.192.67^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ara.ns.cloudflare.com`
		A	172.64.32.67^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ara.ns.cloudflare.com`
		A	173.245.58.67^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ara.ns.cloudflare.com`
NS	`martin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c357^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`martin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2357^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`martin.ns.cloudflare.com`
		A	108.162.195.87^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	162.159.44.87^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	172.64.35.87^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	192.179.24.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`rz-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-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	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=4szl_hK6_uz_SYiXKjI14rfxI42q0YBf-Xw36V33PF4`
TXT	`google-site-verification=V5DEYLiL7F60LK7GJSRyQjpBoQmLI-GZgsROONYPBh8`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ara.ns.cloudflare.com`dns@cloudflare.com serial=2416004453

`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

cortexcn.dev

Similar names

nortexcc.com

concretx.ru

nextcocr.com

cortexnc.com

contrecx.com

concertx.com

concretx.online

centrocx.com

contexrc.com.ph

xconcert.com

cxnector.com

concertx.ai

concretx.com

Previous names

Next names

DNS History

9 records (8 active, 1 former)

●NSara.ns.cloudflare.com2026-09-23 → 2026-09-27 · 2 obs

● 2026-09-23 02:45:16
● 2026-09-27 22:12:12

●NSmartin.ns.cloudflare.com2026-09-23 → 2026-09-27 · 2 obs

● 2026-09-23 02:45:16
● 2026-09-27 22:12:12

●MXalt1.aspmx.l.google.com2026-09-27 → 2026-09-27 · 2 obs

○ 2026-09-27 13:41:44
● 2026-09-27 22:12:12

●MXalt2.aspmx.l.google.com2026-09-27 → 2026-09-27 · 2 obs

○ 2026-09-27 13:41:44
● 2026-09-27 22:12:12

●MXalt3.aspmx.l.google.com2026-09-27 → 2026-09-27 · 2 obs

○ 2026-09-27 13:41:44
● 2026-09-27 22:12:12

●MXalt4.aspmx.l.google.com2026-09-27 → 2026-09-27 · 2 obs

○ 2026-09-27 13:41:44
● 2026-09-27 22:12:12

●MXaspmx.l.google.com2026-09-27 → 2026-09-27 · 2 obs

○ 2026-09-27 13:41:44
● 2026-09-27 22:12:12

○MXinbound-smtp.ap-northeast-1.amazonaws.com2026-09-27 → 2026-09-27 · 2 obs

● 2026-09-27 13:41:44
○ 2026-09-27 22:12:12

●A76.76.21.212026-09-27 → 2026-09-27 · 2 obs

● 2026-09-27 00:24:44
● 2026-09-27 22:12:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
cortexcn.dev	martin.ns.cloudflare.com, ara.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.67

NS records: martin.ns.cloudflare.com, ara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexcn.dev (unsigned zone)

⏱️ Timing

Total: 895ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`ara.ns.cloudflare.com, martin.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=4szl_hK6_uz_SYi, google-site-verification=V5DEYLiL7F60LK7...`
SOA	1	`ara.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

cortexcn.dev has exactly one IP address — 76.76.21.21.

eagleloftslottery.com, naileditagency.com, lupowebdesign.com plus two other host names have IP numbers in common with cortexcn.dev.

Name Servers

cortexcn.dev has two authoritative name servers — ara.ns.cloudflare.com and martin.ns.cloudflare.com.

The name server configuration of cortexcn.dev is shared with other domains, for instance ponpokopon.workers.dev, jogodobichoaposta.com, hxc-85186.pages.dev and two others.

cortexcn.dev shares at least some of its name servers with other domains, including final-squad1.pages.dev, samqpots.work, gemeoscanada.com and two others.

Hosts with 6 IP addresses each:

ara.ns.cloudflare.com points to 108.162.192.67, 172.64.32.67, 173.245.58.67 and 3 other IP addresses.

martin.ns.cloudflare.com points to 108.162.195.87, 162.159.44.87, 172.64.35.87 and 3 other IP addresses.

Mail Servers

Mail for cortexcn.dev is handled by five mail servers, namely 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 cortexcn.dev are shared with other domains: orbant.info, glacierviewlavender.com, backupvirtualassistance.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to 192.179.24.26 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com resolves to 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.

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

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.