`cortexcolumbia.com`

DNSSEC	⚠️ Not signed
A	24.4.121.130^{🇺🇸 COMCAST-IBONE24.0.0.0/12 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
		PTR	`c-24-4-121-130.hsd1.ca.comcast.net`
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	66.102.1.26^{🇺🇸 Google66.102.1.0/24}
			PTR	`wb-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		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`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1752601170

`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=1774374827

Same first word

cortexcolumbia.com

DNS History

12 records (8 active, 4 former)

●NSdns1.registrar-servers.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●NSdns2.registrar-servers.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

○NSdns3.registrar-servers.com2016-12-14 → 2017-09-16 · 3 obs

● 2016-12-14 21:01:00
● 2017-09-16 00:13:10
○ 2026-03-24 18:02:36

○NSdns4.registrar-servers.com2016-12-14 → 2017-09-16 · 3 obs

● 2016-12-14 21:01:00
● 2017-09-16 00:13:10
○ 2026-03-24 18:02:36

○NSdns5.registrar-servers.com2016-12-14 → 2017-09-16 · 3 obs

● 2016-12-14 21:01:00
● 2017-09-16 00:13:10
○ 2026-03-24 18:02:36

●MXalt1.aspmx.l.google.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●MXalt2.aspmx.l.google.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●MXaspmx.l.google.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●MXaspmx2.googlemail.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●MXaspmx3.googlemail.com2016-12-14 → 2026-03-24 · 2 obs

● 2016-12-14 21:01:00
● 2026-03-24 18:02:36

●A24.4.121.1302026-03-24 → 2026-03-24 · 2 obs

○ 2017-09-16 00:13:10
● 2026-03-24 18:02:36

○A50.83.141.1572016-12-14 → 2017-09-16 · 3 obs

● 2016-12-14 21:01:00
● 2017-09-16 00:13:10
○ 2026-03-24 18:02:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
cortexcolumbia.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexcolumbia.com (unsigned zone)

⏱️ Timing

Total: 173ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`24.4.121.130`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

cortexcolumbia.com points to a single IP address: 24.4.121.130.

Other host names, for instance mailno.jgillis.com, share IP numbers with cortexcolumbia.com.

Name Servers

cortexcolumbia.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

cortexcolumbia.com uses the same name server setup as other domains, including derekkaye.com, robohalt.com, helpmexico.org, manditampa.com and shivtr.com.

At least part of the name servers for cortexcolumbia.com are shared with other domains, for instance chocolateandfruit.net, bookboks.com, lawnmanager.com, marketingjet.net and akshayadav.com.