cortexstart.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cortexstart.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c665^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4cb3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.179^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.101^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`decker.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c39b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`decker.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:239b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`decker.ns.cloudflare.com`
		A	108.162.195.155^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	162.159.44.155^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	172.64.35.155^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
NS	`ophelia.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ophelia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ophelia.ns.cloudflare.com`
		A	108.162.194.248^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	162.159.38.248^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	172.64.34.248^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.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	192.178.223.26^{🇺🇸 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=RtoGD0HZYGwYnD0Wx8FB4RH5oe0CtTpAklU5muWDltQ`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.76.179, 172.67.198.101
		IPv6 hints	2606:4700:3031::ac43:c665, 2606:4700:3037::6815:4cb3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=136, name=cloudflare-ech.com
SOA	`decker.ns.cloudflare.com`dns@cloudflare.com serial=2415493466

`com`

	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=1791405254

Same first word

cortexstart.com

Similar names

setxtractor.com

stratcortex.com

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSdecker.ns.cloudflare.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●NSophelia.ns.cloudflare.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●MXalt1.aspmx.l.google.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●MXalt2.aspmx.l.google.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●MXalt3.aspmx.l.google.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●MXalt4.aspmx.l.google.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●MXaspmx.l.google.com2026-09-09 → 2026-10-07 · 2 obs

● 2026-09-09 05:16:16
● 2026-10-07 21:03:52

●A104.21.76.1792026-09-10 → 2026-10-07 · 3 obs

○ 2026-09-09 05:16:16
● 2026-09-10 15:26:30
● 2026-10-07 21:03:52

●A172.67.198.1012026-09-10 → 2026-10-07 · 3 obs

○ 2026-09-09 05:16:16
● 2026-09-10 15:26:30
● 2026-10-07 21:03:52

○A188.114.96.02026-09-09 → 2026-09-09 · 3 obs

● 2026-09-09 05:16:16
○ 2026-09-10 15:26:30
○ 2026-10-07 21:03:52

○A188.114.97.02026-09-09 → 2026-09-09 · 3 obs

● 2026-09-09 05:16:16
○ 2026-09-10 15:26:30
○ 2026-10-07 21:03:52

●A2606:4700:3031::ac43:c6652026-09-10 → 2026-10-07 · 3 obs

○ 2026-09-09 05:16:16
● 2026-09-10 15:26:30
● 2026-10-07 21:03:52

●A2606:4700:3037::6815:4cb32026-09-10 → 2026-10-07 · 3 obs

○ 2026-09-09 05:16:16
● 2026-09-10 15:26:30
● 2026-10-07 21:03:52

○A2a06:98c1:3120::2026-09-09 → 2026-09-09 · 3 obs

● 2026-09-09 05:16:16
○ 2026-09-10 15:26:30
○ 2026-10-07 21:03:52

○A2a06:98c1:3121::2026-09-09 → 2026-09-09 · 3 obs

● 2026-09-09 05:16:16
○ 2026-09-10 15:26:30
○ 2026-10-07 21:03:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cortexstart.com	ophelia.ns.cloudflare.com, decker.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.155

NS records: ophelia.ns.cloudflare.com, decker.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexstart.com (unsigned zone)

⏱️ Timing

Total: 1824ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.76.179, 172.67.198.101`
AAAA	2	`2606:4700:3031::ac43:c665, 2606:4700:3037::6815:4cb3`
NS	2	`decker.ns.cloudflare.com, ophelia.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=RtoGD0HZYGwYnD0, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`decker.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ophelia.ns.cloudflare.com, ophelia.ns.cloudflare.com, ophelia.ns.cloudflare.com...)

Analysis

IP Addresses

cortexstart.com has four IP addresses: 104.21.76.179, 172.67.198.101, 2606:4700:3031::ac43:c665 and 2606:4700:3037::6815:4cb3.

Additional host names — frawd.com, mloanswer.com, volumevision.com and two others — share IP numbers with cortexstart.com.

Name Servers

DNS delegation for cortexstart.com points to two name servers: decker.ns.cloudflare.com and ophelia.ns.cloudflare.com.

cortexstart.com shares its name server setup with other domains, including bfxllj.pages.dev, coworkaitool.com, asklensapp.com and two others.

cortexstart.com has at least partial name server overlap with other domains, such as fahy.xyz, soju888.app, temp-minder.pages.dev and two others.

These name servers tend to appear together with the name servers tom.ns.cloudflare.com, malavika.ns.cloudflare.com and tricia.ns.cloudflare.com.

Host names with 6 IP numbers:

decker.ns.cloudflare.com has IP addresses 108.162.195.155, 162.159.44.155 and 172.64.35.155, plus 3 other.

ophelia.ns.cloudflare.com has IP addresses 108.162.194.248, 162.159.38.248 and 172.64.34.248, plus 3 other.

Mail Servers

Mail for cortexstart.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

cortexstart.com shares mail servers — at least in part — with other domains, including i-xploremyhealth.com, monkeyslabmusic.com, alhsearch.com and two others.

These mail servers are frequently paired with the mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com has two IP addresses: 173.194.45.26 and 2607:f8b0:4004:c09::1b.

alt1.aspmx.l.google.com has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.