cortexa.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cortexa.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:cde^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:dde^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:47f7^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.222^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.222^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.71.247^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kaiser.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c09^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c309^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kaiser.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2309^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kaiser.ns.cloudflare.com`
		A	108.162.195.9^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	162.159.44.9^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
		A	172.64.35.9^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kaiser.ns.cloudflare.com`
NS	`lindsey.ns.cloudflare.com`
		A	2606:4700:50::a29f:2605^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c205^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lindsey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2205^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lindsey.ns.cloudflare.com`
		A	108.162.194.5^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	162.159.38.5^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	172.64.34.5^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
MX	`cortexa-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01703.inbound.protection.outlook.com`
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	52.101.9.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.41.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00103.inbound.protection.outlook.com`
TXT	`anthropic-domain-verification-rfggay=8BlSHiIoaH5M6YwYhFKgKsGTW`
TXT	`google-site-verification=a4S2lvkjTLy0hzfjy0_iDDuRe3vIAtJqSLUWqrkY6RI`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.222, 104.26.13.222, 172.67.71.247
		IPv6 hints	2606:4700:20::681a:cde, 2606:4700:20::681a:dde, 2606:4700:20::ac43:47f7
SOA	`kaiser.ns.cloudflare.com`dns@cloudflare.com serial=2408836964

`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=1787173884

Same first word

cortexa.africa

cortexa.vip

cortexa.us

cortexa.com

cortexa.com.mx

cortexa.org

cortexa.mn

cortexa.solutions

cortexa.uk

cortexa.academy

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Previous names

Next names

DNS History

27 records (9 active, 18 former)

●NSkaiser.ns.cloudflare.com2026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

●NSlindsey.ns.cloudflare.com2026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

○NSns1.mydyndns.org2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○NSns1152.dns.dyn.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○NSns2149.dns.dyn.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○NSns3148.dns.dyn.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○NSns33.domaincontrol.com2017-02-05 → 2018-11-14 · 5 obs

○ 2016-02-10 19:34:44
● 2017-02-05 14:58:56
● 2018-11-14 23:19:26
○ 2026-08-17 20:27:30
○ 2026-08-19 21:19:12

○NSns34.domaincontrol.com2017-02-05 → 2018-11-14 · 5 obs

○ 2016-02-10 19:34:44
● 2017-02-05 14:58:56
● 2018-11-14 23:19:26
○ 2026-08-17 20:27:30
○ 2026-08-19 21:19:12

○NSns4152.dns.dyn.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○NSsk.s5.ans1.ns122.ztomy.com2016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-25 21:00:44
● 2016-02-10 19:34:44
○ 2017-02-05 14:58:56
○ 2026-08-19 21:19:12

○NSsk.s5.ans2.ns122.ztomy.com2016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-25 21:00:44
● 2016-02-10 19:34:44
○ 2017-02-05 14:58:56
○ 2026-08-19 21:19:12

○MXalt1.aspmx.l.google.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○MXalt2.aspmx.l.google.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○MXaspmx.l.google.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○MXaspmx2.googlemail.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

○MXaspmx3.googlemail.com2015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

●MXcortexa-com.mail.protection.outlook.com2017-02-05 → 2026-08-19 · 3 obs

○ 2016-02-10 19:34:44
● 2017-02-05 14:58:56
● 2026-08-19 21:19:12

●A104.26.12.2222026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

●A104.26.13.2222026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

●A172.67.71.2472026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

○A208.91.197.442016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-25 21:00:44
● 2016-02-10 19:34:44
○ 2016-05-30 06:34:02
○ 2026-08-19 21:19:12

●A2606:4700:20::681a:cde2026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

●A2606:4700:20::681a:dde2026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

●A2606:4700:20::ac43:47f72026-08-17 → 2026-08-19 · 3 obs

○ 2018-11-14 23:19:26
● 2026-08-17 20:27:30
● 2026-08-19 21:19:12

○A50.47.118.2342017-02-05 → 2018-11-14 · 5 obs

○ 2016-05-30 06:34:02
● 2017-02-05 14:58:56
● 2018-11-14 23:19:26
○ 2026-08-17 20:27:30
○ 2026-08-19 21:19:12

○A54.183.99.632016-05-30 → 2016-05-30 · 4 obs

○ 2016-02-10 19:34:44
● 2016-05-30 06:34:02
○ 2017-02-05 14:58:56
○ 2026-08-19 21:19:12

○A69.25.136.822015-07-20 → 2015-11-25 · 5 obs

○ 2008-03-19 06:18:52
● 2015-07-20 01:42:02
● 2015-11-25 21:00:44
○ 2016-02-10 19:34:44
○ 2026-08-19 21:19:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cortexa.com	lindsey.ns.cloudflare.com, kaiser.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.5

NS records: lindsey.ns.cloudflare.com, kaiser.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexa.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.12.222, 104.26.13.222...`
AAAA	3	`2606:4700:20::681a:dde, 2606:4700:20::ac43:47f7...`
NS	2	`kaiser.ns.cloudflare.com, lindsey.ns.cloudflare.com`
MX	1	`cortexa-com.mail.protection.outlook.com`
TXT	3	`anthropic-domain-verification-rfggay=8Bl, google-site-verification=a4S2lvkjTLy0hzf...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`kaiser.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cortexa.com resolves to 6 IP numbers: 104.26.12.222, 104.26.13.222, 172.67.71.247 and 3 other.

Additional host names — www.hashtagd.net, ns2.filter.ua, gimmickbots.com and two others — share IP numbers with cortexa.com.

Name Servers

cortexa.com uses two name servers for its delegation: kaiser.ns.cloudflare.com and lindsey.ns.cloudflare.com.

cortexa.com shares its name server setup with other domains, including status-guessic.pages.dev, survey.net.nz, fangxm.me and two others.

cortexa.com partially shares its NS delegation with several other domains, including marketingbier.de, zhonghuastreet.org.tw, sourdojo.com and two others.

These name servers are regularly seen alongside wells.ns.cloudflare.com and stevie.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

Hostname kaiser.ns.cloudflare.com directs to 108.162.195.9, 162.159.44.9 and 172.64.35.9 along with 3 other IP addresses.

Hostname lindsey.ns.cloudflare.com directs to 108.162.194.5, 162.159.38.5 and 172.64.34.5 along with 3 other IP addresses.

Mail Servers

cortexa.com has one mail server: cortexa-com.mail.protection.outlook.com.

cortexa-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.2, 52.101.9.21, 52.101.10.6 and 5 other.