`cortex.com`

DNSSEC	⚠️ Not signed
A	2a06:98c1:3101::6812:2745^{🇺🇸 Cloudflare2a06:98c1:3101::/48} ✓ In HTTPS hints
A	2a06:98c1:3104::ac40:94bb^{🇺🇸 Cloudflare2a06:98c1:3104::/48} ✓ In HTTPS hints
A	104.18.39.69^{Cloudflare104.18.39.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.148.187^{🇺🇸 Cloudflare172.64.148.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`blue.foundationdns.com` ⭐
		A	2606:4700:57::6ca2:c601^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.com`
		A	2803:f800:52::a29f:3c01^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.com`
		A	2a06:98c1:56::ac40:2801^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.com`
		A	108.162.198.1^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	162.159.60.1^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	172.64.40.1^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
NS	`blue.foundationdns.net`
		A	2606:4700:57::6ca2:c61f^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.net`
		A	2803:f800:52::a29f:3c1f^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.net`
		A	2a06:98c1:56::ac40:281f^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.net`
		A	108.162.198.31^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	162.159.60.31^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	172.64.40.31^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
NS	`blue.foundationdns.org`
		A	2606:4700:57::6ca2:c63d^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.org`
		A	2803:f800:52::a29f:3c3d^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.org`
		A	2a06:98c1:56::ac40:283d^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.org`
		A	108.162.198.61^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	162.159.60.61^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	172.64.40.61^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
NS	`ns1.cortex.com` ⚠️ Not in parent delegation
		A	2400:cb00:2049:1::a29f:add^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.221^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.cortex.com` ⚠️ Not in parent delegation
		A	2400:cb00:2049:1::c629:df3b^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	198.41.223.59^{Cloudflare198.41.223.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cf-198-41-223-59.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
TXT	`google-gws-recovery-domain-verification=53800459`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.39.69, 172.64.148.187
		IPv6 hints	2a06:98c1:3101::6812:2745, 2a06:98c1:3104::ac40:94bb
SOA	`blue.foundationdns.com`dns@cloudflare.com serial=2402260768

`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=1776988831

WOT: SAFE (49/100)

Subdomains

ns2.cortex.com

ns1.cortex.com

Same first word

cortex.io

cortex.lu

cortex.ind.br

cortex.us

cortex.me

cortex.online

cortex.in

cortex.to

cortex.so

cortex.com

cortex.tv

cortex.com.pl

cortex.ch

cortex.ws

cortex.dev

cortex.cz

cortex.mobi

cortex.art.br

cortex.graphics

cortex.si

cortex.nl

cortex.host

cortex.hu

cortex.com.au

cortex.se

cortex.bz

cortex.fi

cortex.co.il

cortex.ph

cortex.college

cortex.co.nz

cortex.inc

cortex.lv

cortex.jp

cortex.de

cortex.design

cortex.mx

cortex.biz

cortex.ro

cortex.awsapps.com

cortex.cn

cortex.camera

cortex.kg

cortex.computer

cortex.la

cortex.eu

cortex.fr

cortex.com.br

cortex.su

cortex.no

cortex.net

cortex.ru

cortex.ca

cortex.lt

cortex.ee

Similar names

trexco.in

roxtec.cl

trexco.net

roxtec.sk

roxtec.co.il

roxtec.co.uk

xtcore.com

roxtec.cz

roxtec.be

roctex.com

coretx.net

roxtec.us

roxtec.nu

roxtec.com.au

txreco.com

ecotrx.com

roxtec.ir

roxtec.fr

roxtec.ua

roxtec.pl

roxtec.dk

roxtec.fi

certox.de

roxtec.sg

roxtec.it

trexco.eu

xtcore.wiki

cretox.com

crotex.com

crotex.de

cetrox.com.br

roxtec.ro

roxtec.co.nz

excort.net

roxtec.com.tr

corext.com.es

excort.de

crotex.net

roxtec.pt

trexoc.com

roxtec.kz

crotex.eu

txcore.com

roxtec.co.za

roxtec.nl

xetroc.com

roxtec.org

corext.blob.core.windows.net

roxtec.de

txcore.net

cotrex.de

roxtec.no

roxtec.co

xector.net

roxtec.com.sg

roxtec.hu

excort.com

trexco.com

roxtec.com.br

roxtec.net

roxtec.es

roxtec.se

roxtec.mx

roxtec.ch

corext.com

roxtec.ru

roxtec.lt

roxtec.in

trexco.co.in

rectox.com

xortec.fi

roxtec.com

DNS History

22 records (10 active, 12 former)

●NSblue.foundationdns.com2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

●NSblue.foundationdns.net2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

●NSblue.foundationdns.org2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

○NSbuy.internettraffic.com2015-07-12 → 2016-02-07 · 4 obs

● 2015-07-12 13:37:12
● 2016-02-07 20:01:20
○ 2016-05-02 06:19:02
○ 2026-04-24 00:08:08

●NSns1.cortex.com2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

○NSns1bqx.name.com2018-06-18 → 2018-06-18 · 4 obs

○ 2017-01-01 01:54:10
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

●NSns2.cortex.com2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

○NSns2fkr.name.com2018-06-18 → 2018-06-18 · 4 obs

○ 2017-01-01 01:54:10
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

○NSns3hjx.name.com2018-06-18 → 2018-06-18 · 4 obs

○ 2017-01-01 01:54:10
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

○NSns4qxz.name.com2018-06-18 → 2018-06-18 · 4 obs

○ 2017-01-01 01:54:10
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

○NSns71.domaincontrol.com2016-05-02 → 2017-01-01 · 5 obs

○ 2016-02-07 20:01:20
● 2016-05-02 06:19:02
● 2017-01-01 01:54:10
○ 2018-06-18 09:54:20
○ 2026-04-24 00:08:08

○NSns72.domaincontrol.com2016-05-02 → 2017-01-01 · 5 obs

○ 2016-02-07 20:01:20
● 2016-05-02 06:19:02
● 2017-01-01 01:54:10
○ 2018-06-18 09:54:20
○ 2026-04-24 00:08:08

○NSsell.internettraffic.com2015-07-12 → 2016-02-07 · 4 obs

● 2015-07-12 13:37:12
● 2016-02-07 20:01:20
○ 2016-05-02 06:19:02
○ 2026-04-24 00:08:08

○MXmail.cortex.com2016-05-02 → 2018-06-18 · 4 obs

● 2016-05-02 06:19:02
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

○MXmail2.cortex.com2018-06-18 → 2018-06-18 · 4 obs

○ 2016-05-02 06:19:02
● 2018-06-18 09:54:20
○ 2026-03-26 23:43:22
○ 2026-04-24 00:08:08

●MXsmtp.google.com2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

●A104.18.39.692026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

○A166.62.10.1862016-05-02 → 2017-01-01 · 5 obs

○ 2016-02-07 20:01:20
● 2016-05-02 06:19:02
● 2017-01-01 01:54:10
○ 2018-06-18 09:54:20
○ 2026-04-24 00:08:08

●A172.64.148.1872026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

●A2a06:98c1:3101::6812:27452026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

●A2a06:98c1:3104::ac40:94bb2026-03-26 → 2026-04-24 · 3 obs

○ 2018-06-18 09:54:20
● 2026-03-26 23:43:22
● 2026-04-24 00:08:08

○A69.172.201.2082015-07-12 → 2016-02-07 · 4 obs

● 2015-07-12 13:37:12
● 2016-02-07 20:01:20
○ 2016-05-02 06:19:02
○ 2026-04-24 00:08:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
cortex.com	blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org	6 records

✅ Authoritative Response

Server:172.64.40.31

NS records: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortex.com (unsigned zone)

⏱️ Timing

Total: 423ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.64.148.187, 104.18.39.69`
AAAA	2	`2a06:98c1:3101::6812:2745, 2a06:98c1:3104::ac40:94bb`
NS	5	`ns1.cortex.com, ns2.cortex.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`google-gws-recovery-domain-verification=`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`blue.foundationdns.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (blue.foundationdns.com, blue.foundationdns.com, blue.foundationdns.com...)

Analysis

Hierarchy

cortex.com is a parent of ns2.cortex.com and ns1.cortex.com.

IP Addresses

cortex.com points to four IP numbers: 2a06:98c1:3101::6812:2745, 2a06:98c1:3104::ac40:94bb, 104.18.39.69 and 172.64.148.187.

Other host names, for instance charpente.ooreka.fr, -03.dev.fiverr.com, osteopathie.ooreka.fr, portail-cloture.ooreka.fr and jakson.darwinbox.in.cdn.cloudflare.net share IP numbers with cortex.com.

Name Servers

cortex.com is delegated to five name servers: ns1.cortex.com, ns2.cortex.com, blue.foundationdns.com, blue.foundationdns.net and blue.foundationdns.org.

cortex.com shares name servers with other domains at least partially, for instance emersonprocess.ru, wundermangroupe.com, financeplus.net, phietasigma.utah.edu and walkerconcierge.com.

These name servers are often used with dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net and ns.utah.edu.

Host names with six IP numbers:

blue.foundationdns.com points to: 2606:4700:57::6ca2:c601, 2803:f800:52::a29f:3c01, 2a06:98c1:56::ac40:2801, 108.162.198.1, 162.159.60.1 and 172.64.40.1.

blue.foundationdns.net points to: 2606:4700:57::6ca2:c61f, 2803:f800:52::a29f:3c1f, 2a06:98c1:56::ac40:281f, 108.162.198.31, 162.159.60.31 and 172.64.40.31.

blue.foundationdns.org points to: 2606:4700:57::6ca2:c63d, 2803:f800:52::a29f:3c3d, 2a06:98c1:56::ac40:283d, 108.162.198.61, 162.159.60.61 and 172.64.40.61.

Host names with two IP numbers:

ns1.cortex.com points to: 2400:cb00:2049:1::a29f:add and 162.159.10.221.

ns2.cortex.com points to: 2400:cb00:2049:1::c629:df3b and 198.41.223.59.

Mail Servers

The mail server for cortex.com is smtp.google.com.

cortex.com shares the same mail server setup as other domains, including fleekers.co.kr, wwwsouthernsoul.com, mygainsighthq.com, master27.ru and ortherap.one.

cortex.com shares some mail servers with other domains, including basedai.com, spacink.com, timeko.net, actisas.ee and purcraft.com.

These mail servers are commonly used together with aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

Hostname smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c0b::1b, 2607:f8b0:4004:c17::1a, 2607:f8b0:4004:c19::1a, 2607:f8b0:4004:c19::1b, 142.250.31.26, 142.251.16.26, 142.251.16.27, 142.251.111.26 and 142.251.111.27.

cortex.com - robtex.com

cortex.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cortex.com`

`com`