cortexcloud.org - dns.ninja

`cortexcloud.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3bd^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:831b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.189^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.27^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`john.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`john.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`john.ns.cloudflare.com`
		A	108.162.193.185^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	172.64.33.185^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
		A	173.245.59.185^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`john.ns.cloudflare.com`
NS	`lara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a80^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c080^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2080^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lara.ns.cloudflare.com`
		A	108.162.192.128^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	172.64.32.128^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
		A	173.245.58.128^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lara.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.189, 172.67.131.27
		IPv6 hints	2606:4700:3031::6815:3bd, 2606:4700:3037::ac43:831b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com
SOA	`john.ns.cloudflare.com`dns@cloudflare.com serial=2409293796

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786624494

Same first word

cortexcloud.africa

cortexcloud.org

Similar names

cloudcortex.com

DNS History

16 records (11 active, 5 former)

○NSdns110.ovh.net2016-12-29 → 2018-09-19 · 4 obs

● 2016-12-29 22:26:08
● 2018-09-19 16:42:44
○ 2026-03-12 04:07:58
○ 2026-08-13 13:23:42

●NSjohn.ns.cloudflare.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●NSlara.ns.cloudflare.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

○NSns110.ovh.net2016-12-29 → 2018-09-19 · 4 obs

● 2016-12-29 22:26:08
● 2018-09-19 16:42:44
○ 2026-03-12 04:07:58
○ 2026-08-13 13:23:42

●MXeforward1.registrar-servers.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●MXeforward2.registrar-servers.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●MXeforward3.registrar-servers.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●MXeforward4.registrar-servers.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●MXeforward5.registrar-servers.com2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

○MXpostoffice.cortexcloud.org2016-12-29 → 2018-09-19 · 4 obs

● 2016-12-29 22:26:08
● 2018-09-19 16:42:44
○ 2026-03-12 04:07:58
○ 2026-08-13 13:23:42

●A104.21.3.1892026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●A172.67.131.272026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●A2606:4700:3031::6815:3bd2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

●A2606:4700:3037::ac43:831b2026-08-12 → 2026-08-13 · 3 obs

○ 2026-03-12 04:07:58
● 2026-08-12 14:44:26
● 2026-08-13 13:23:42

○A46.105.215.1892018-09-19 → 2018-09-19 · 4 obs

○ 2016-12-29 22:26:08
● 2018-09-19 16:42:44
○ 2026-03-12 04:07:58
○ 2026-08-13 13:23:42

○A81.248.30.632016-12-29 → 2016-12-29 · 3 obs

● 2016-12-29 22:26:08
○ 2018-09-19 16:42:44
○ 2026-08-13 13:23:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
cortexcloud.org	john.ns.cloudflare.com, lara.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.185

NS records: john.ns.cloudflare.com, lara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexcloud.org (unsigned zone)

⏱️ Timing

Total: 579ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.3.189, 172.67.131.27`
AAAA	2	`2606:4700:3037::ac43:831b, 2606:4700:3031::6815:3bd`
NS	2	`john.ns.cloudflare.com, lara.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`john.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

cortexcloud.org points to the four IP addresses 104.21.3.189, 172.67.131.27, 2606:4700:3031::6815:3bd and 2606:4700:3037::ac43:831b.

Additional host names — jamie.in, visionflowglobal.digital, vs5.net and two others — share IP numbers with cortexcloud.org.

Name Servers

cortexcloud.org has two authoritative name servers — john.ns.cloudflare.com and lara.ns.cloudflare.com.

cortexcloud.org shares its name server setup with other domains, including synermaxx.mobi, bandarpokeridn.shop, secureclient.me and two others.

At least some of cortexcloud.org's name servers are shared with other domains, for example lafayettehotels.biz, dubaifashiontv.com, ansu8.cc and two more.

It is common for these name servers to be used in conjunction with the name servers stella.ns.cloudflare.com, ines.ns.cloudflare.com and tim.ns.cloudflare.com.

Host names with 6 IP numbers:

john.ns.cloudflare.com points to 108.162.193.185, 172.64.33.185, 173.245.59.185 and 3 other IP addresses.

lara.ns.cloudflare.com points to 108.162.192.128, 172.64.32.128, 173.245.58.128 and 3 other IP addresses.

Mail Servers

cortexcloud.org has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

cortexcloud.org shares mail servers — at least in part — with other domains, including ntpluck.online, me63.com, mangojiasu.com and two others.

These mail servers are frequently paired with the mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com.

Host names pointing to a single IP address:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com are host names that all point to 162.255.118.51.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.