cortexbrain.com - robtex.com

cortexbrain.com

DNSSEC⚠️ Not signed
A216.198.79.1🇺🇸 Amazon216.198.79.0/24 EC2 Prefix
NSdns086.a.register.com ⭐ ⚠️ Not in parent delegation
A216.21.231.86🇺🇸 Jacksonville216.21.231.0/24 5335 Gate Parkway Jacksonville FL 32256 United States
PTRdns086.a.register.com
NSdns034.c.register.com ⚠️ Not in parent delegation
A216.21.235.34🇺🇸 Jacksonville216.21.234.0/23 NF ATL SUBNETS
PTRdns034.c.register.com
NSdns083.d.register.com ⚠️ Not in parent delegation
A216.21.236.83🇺🇸 Jacksonville216.21.236.0/24 5335 Gate Parkway Jacksonville FL 32256 United States
PTRdns083.d.register.com
NSdns1.register.com ⚠️ Not in zone NS records
A162.159.27.248Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSdns196.b.register.com ⚠️ Not in parent delegation
A216.21.232.196🇺🇸 Jacksonville216.21.232.0/24 5335 Gate Parkway Jacksonville FL 32256 United States
PTRdns196.b.register.com
NSdns2.register.com ⚠️ Not in zone NS records
A162.159.26.197Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=S8W3Uy8pcrXpDw(0x663470)1-rzeTc7fE13yqgSN5OodEjqdc
SOAdns086.a.register.comroot@register.com 2021-12-19 #21

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

cortexbrain.com

DNS History

28 records (12 active, 16 former)

200920112013201520172019202120232025NSdns034.c.register.comdns083.d.register.comdns086.a.register.comdns1.register.comdns196.b.register.comdns2.register.comcpns01.secureserver.netcpns02.secureserver.netdns1.p05.nsone.netdns2.p05.nsone.netdns3.p05.nsone.netdns4.p05.nsone.netns1.namebrightdns.comns2.namebrightdns.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailstore1.secureserver.netsmtp.secureserver.netA216.198.79.1198.185.159.144198.185.159.145198.49.23.144198.49.23.14568.178.232.143CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
○NScpns01.secureserver.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 04:49:22
○ 2015-10-11 05:51:00
○ 2026-03-21 08:28:34
○NScpns02.secureserver.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 04:49:22
○ 2015-10-11 05:51:00
○ 2026-03-21 08:28:34
●NSdns034.c.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●NSdns083.d.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●NSdns086.a.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
○NSdns1.p05.nsone.net2017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
●NSdns1.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●NSdns196.b.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
○NSdns2.p05.nsone.net2017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
●NSdns2.register.com2026-03-17 → 2026-03-21 · 3 obs
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
○NSdns3.p05.nsone.net2017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
○NSdns4.p05.nsone.net2017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
○NSns1.namebrightdns.com2018-08-16 → 2018-09-11 · 5 obs
○ 2017-12-20 19:02:38
● 2018-08-16 20:19:56
● 2018-09-11 01:20:14
○ 2026-03-17 13:21:26
○ 2026-03-21 08:28:34
○NSns2.namebrightdns.com2018-08-16 → 2018-09-11 · 5 obs
○ 2017-12-20 19:02:38
● 2018-08-16 20:19:56
● 2018-09-11 01:20:14
○ 2026-03-17 13:21:26
○ 2026-03-21 08:28:34
●MXalt1.aspmx.l.google.com2017-12-20 → 2026-03-21 · 6 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●MXalt2.aspmx.l.google.com2017-12-20 → 2026-03-21 · 6 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●MXalt3.aspmx.l.google.com2017-12-20 → 2026-03-21 · 6 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●MXalt4.aspmx.l.google.com2017-12-20 → 2026-03-21 · 6 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
●MXaspmx.l.google.com2017-12-20 → 2026-03-21 · 6 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2018-09-11 01:20:14
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
○MXmailstore1.secureserver.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 04:49:22
○ 2015-10-11 05:51:00
○ 2026-03-21 08:28:34
○MXsmtp.secureserver.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 04:49:22
○ 2015-10-11 05:51:00
○ 2026-03-21 08:28:34
○A198.185.159.1442017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
○A198.185.159.1452017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
○A198.49.23.1442017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
○A198.49.23.1452017-12-20 → 2017-12-20 · 4 obs
○ 2015-10-11 05:51:00
● 2017-12-20 19:02:38
○ 2018-08-16 20:19:56
○ 2026-03-21 08:28:34
●A216.198.79.12026-03-17 → 2026-03-21 · 3 obs
○ 2018-08-16 20:19:56
● 2026-03-17 13:21:26
● 2026-03-21 08:28:34
○A68.178.232.1432008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 04:49:22
○ 2015-10-11 05:51:00
○ 2026-03-21 08:28:34
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2018-08-16 → 2018-09-18 · 4 obs
● 2018-08-16 20:19:56
● 2018-09-18 16:40:16
○ 2026-03-17 13:21:26
○ 2026-03-21 08:28:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cortexbrain.comdns1.register.com, dns2.register.com2 records

✅ Authoritative Response

Server: 162.159.27.248

NS records: dns1.register.com, dns2.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexbrain.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

TypeCountSample Data
A1216.198.79.1
NS4dns196.b.register.com, dns086.a.register.com...
MX5alt3.aspmx.l.google.com (pri: 10), aspmx.l.google.com (pri: 1)...
TXT1google-site-verification=S8W3Uy8pcrXpDwf
SOA1dns086.a.register.com root.register.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.register.com, dns2.register.com)

Analysis

IP Addresses

cortexbrain.com points to a single IP: 216.198.79.1.

Other host names, for instance purpify.host, eduairet.com, veedmo.com, aryananalytics.com and alainpicard.ca share IP numbers with cortexbrain.com.

Name Servers

cortexbrain.com is delegated to six name servers: dns1.register.com, dns2.register.com, dns086.a.register.com, dns196.b.register.com, dns034.c.register.com and dns083.d.register.com.

cortexbrain.com at least partially shares its name servers with other domains, for instance mshowardsartroom.com, huizhenghome.com, ncdkg.org, infertilityoutloud.net and launchlogisticsllc.com.

These name servers are commonly used with dns082.d.register.com, dns176.d.register.com, dns177.d.register.com, dns010.d.register.com, dns1.srsplus.com, dns2.srsplus.com, dns092.c.register.com, dns027.c.register.com, dns024.c.register.com and dns023.c.register.com.

Host names with one IP number:

The host name dns1.register.com maps to 162.159.27.248.

The host name dns2.register.com maps to 162.159.26.197.

The host name dns086.a.register.com maps to 216.21.231.86.

The host name dns196.b.register.com maps to 216.21.232.196.

The host name dns034.c.register.com maps to 216.21.235.34.

The host name dns083.d.register.com maps to 216.21.236.83.

Mail Servers

Five mail servers handle cortexbrain.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

cortexbrain.com shares some mail servers with other domains, including ryberbearing.com.tw, rarestk.com, post-men.com, ns500599.ns500737.ns500599.ns500737.ns500737.ns500737.ns500737.ns500724.ns500599.ns500737.ns500737.ns500599.ns500682.ns500583.yummyflingsfinder.com and centralefies.it.

These mail servers are commonly used alongside the mail servers aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.