🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cortexusers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:dc94^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5690^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.144^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.148^{🇺🇸 Cloudflare172.67.208.0/20 , 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	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-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::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=g3T_qGkfPq4g26qw9DIOtNY5xq6RPJ5ZMWWhBZnRi_k`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.86.144, 172.67.220.148
		IPv6 hints	2606:4700:3032::ac43:dc94, 2606:4700:3037::6815:5690
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com
SOA	`decker.ns.cloudflare.com`dns@cloudflare.com serial=2413937063

`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=1789726028

Same first word

cortexusers.com

Similar names

xtresources.com

xtresources.ca

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSdecker.ns.cloudflare.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●NSophelia.ns.cloudflare.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●MXalt1.aspmx.l.google.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●MXalt2.aspmx.l.google.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●MXalt3.aspmx.l.google.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●MXalt4.aspmx.l.google.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●MXaspmx.l.google.com2026-09-09 → 2026-09-18 · 2 obs

● 2026-09-09 05:37:06
● 2026-09-18 10:08:46

●A104.21.86.1442026-09-11 → 2026-09-18 · 3 obs

○ 2026-09-09 05:37:06
● 2026-09-11 23:48:06
● 2026-09-18 10:08:46

●A172.67.220.1482026-09-11 → 2026-09-18 · 3 obs

○ 2026-09-09 05:37:06
● 2026-09-11 23:48:06
● 2026-09-18 10:08:46

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

● 2026-09-09 05:37:06
○ 2026-09-11 23:48:06
○ 2026-09-18 10:08:46

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

● 2026-09-09 05:37:06
○ 2026-09-11 23:48:06
○ 2026-09-18 10:08:46

●A2606:4700:3032::ac43:dc942026-09-11 → 2026-09-18 · 3 obs

○ 2026-09-09 05:37:06
● 2026-09-11 23:48:06
● 2026-09-18 10:08:46

●A2606:4700:3037::6815:56902026-09-11 → 2026-09-18 · 3 obs

○ 2026-09-09 05:37:06
● 2026-09-11 23:48:06
● 2026-09-18 10:08:46

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

● 2026-09-09 05:37:06
○ 2026-09-11 23:48:06
○ 2026-09-18 10:08:46

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

● 2026-09-09 05:37:06
○ 2026-09-11 23:48:06
○ 2026-09-18 10:08:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net...	-
cortexusers.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 cortexusers.com (unsigned zone)

⏱️ Timing

Total: 223ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.86.144, 172.67.220.148`
AAAA	2	`2606:4700:3032::ac43:dc94, 2606:4700:3037::6815:5690`
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=g3T_qGkfPq4g26q, 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

cortexusers.com has four IP addresses: 104.21.86.144, 172.67.220.148, 2606:4700:3032::ac43:dc94 and 2606:4700:3037::6815:5690.

Two other host names, along with mokhacoffeehouse.info, finishlineshellrepair.com and globalaion.info, also share IP numbers with cortexusers.com.

Name Servers

cortexusers.com has two authoritative name servers — decker.ns.cloudflare.com and ophelia.ns.cloudflare.com.

cortexusers.com shares its NS records with other domains, for example 8836008.xyz, gezixinxiwang.com, ram8130467544.workers.dev and two others.

cortexusers.com partially shares its NS delegation with several other domains, including vtusquare.com, dabvid288.workers.dev, vepenax440-19051-0-zci.pages.dev and two others.

These name servers often co-occur with the name servers tom.ns.cloudflare.com.

DNS names with 6 IP addresses:

decker.ns.cloudflare.com points to 108.162.195.155, 162.159.44.155, 172.64.35.155 and 3 other IP addresses.

ophelia.ns.cloudflare.com points to 108.162.194.248, 162.159.38.248, 172.64.34.248 and 3 other IP addresses.

Mail Servers

Mail for cortexusers.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.

There is at least a partial MX overlap between cortexusers.com and other domains, including handelihalden.no, konectacogroup.com, 1001spirituosen.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 142.251.179.26 and 2607:f8b0:4004:c09::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 192.178.223.27 and 2a00:1450:4009:c0f::1a.

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