mail.cecst.com - robtex.com

mail.cecst.com

DNSSEC⚠️ Not signed
A2a01:7e01::f03c:92ff:fe27:e355🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies
PTRmail.cecst.com
A194.233.162.185🇩🇪 AKAMAI-LINODE-AP194.233.160.0/21 Akamai Technologies
TXTv=spf1 include:_spf.protonmail.ch ip4:194.233.162.185 ip6:2a01:7e01::f03c:92f...
TXTprotonmail-verification=ba1595162a1b760790b14eda5121e4b7a250e7c6

cecst.com

DNSSEC⚠️ Not signed
A2a01:7e01::f03c:92ff:fe27:e355🇩🇪 AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies
A194.233.162.185🇩🇪 AKAMAI-LINODE-AP194.233.160.0/21 Akamai Technologies
NSns1.cecst.com ⭐
NSns1.cardiothink.com ⚠️ Not in parent delegation
NSns2.cardiothink.com ⚠️ Not in parent delegation
NSns2.cecst.com
MXns1.cecst.com ⭐
MXns1.cardiothink.com(10)
TXTprotonmail-verification=7eaa3d12b4c17ee9f5608afee81ee90e27c3aeb6
TXTv=spf1 include:_spf.protonmail.ch ip4:194.233.162.185 ip6:2a01:7e01::f03c:92f...
SOAns1.cecst.comroot@ns1.cecst.com 2024-09-19 #73

PTR for

5.5.3.e.7.2.e.f.f.f.2.9.c.3.0.f.0.0.0.0.0.0.0.0.1.0.e.7.1.0.a.2.ip6.arpa
185.162.233.194.in-addr.arpa

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DNS History

2 records (2 active, 0 former)

A194.233.162.1852a01:7e01::f03c:92ff:fe27:e355
●A194.233.162.1852026-03-01 → 2026-03-27 · 2 obs
● 2026-03-01 02:59:54
● 2026-03-27 12:47:50
●A2a01:7e01::f03c:92ff:fe27:e3552026-03-01 → 2026-03-27 · 2 obs
● 2026-03-01 02:59:54
● 2026-03-27 12:47:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cecst.comns2.cardiothink.com, ns1.cardiothink.com, ns1.cecst.com, ns2.cecst.com8 records

✅ Authoritative Response

Server:172.104.197.251

NS records: ns2.cardiothink.com, ns1.cardiothink.com, ns1.cecst.com, ns2.cecst.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 290ms | Queries: -

📄 Records

TypeCountSample Data
A1194.233.162.185
AAAA12a01:7e01::f03c:92ff:fe27:e355
TXT2v=spf1 include:_spf.protonmail.ch ip4:19, protonmail-verification=ba1595162a1b7607

📌 Glue Records Collected

Total: 8

In-bailiwick: 4 (ns1.cecst.com, ns1.cecst.com, ns2.cecst.com...)

Out-of-bailiwick: 4 (ns2.cardiothink.com, ns2.cardiothink.com, ns1.cardiothink.com...)

Analysis

IP Addresses

mail.cecst.com points to two IP numbers: 2a01:7e01::f03c:92ff:fe27:e355 and 194.233.162.185.

Other host names, for example cecst.com, ns2.cardiothink.com and ns1.cecst.com share IPs with mail.cecst.com.