mail.tomsu.cz - robtex.com

mail.tomsu.cz

DNSSEC⚠️ Not signed
A185.66.36.222🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTRmail.gigaserver.cz

tomsu.cz

DNSSEC🔒 Signed (DS record present)
A185.66.36.138🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
NS1.ns.gigaserver.cz ⭐
NS2.ns.gigaserver.cz
NS3.ns.gigaserver.cz
NS4.ns.gigaserver.cz
MXmail.gigaserver.cz ⭐
TXTv=spf1 mx a include:smtp-gw.gigaserver.cz include:spf.seznam.cz ~all
SOA1.ns.gigaserver.czdns@gigaserver.cz serial=1545516474

Previously MX for

tomsu.cz

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A185.66.36.22285.118.128.3
●A185.66.36.2222026-04-10 → 2026-04-12 · 3 obs
○ 2016-08-12 04:35:26
● 2026-04-10 20:02:26
● 2026-04-12 17:07:38
○A85.118.128.32015-08-04 → 2016-08-12 · 4 obs
● 2015-08-04 04:52:38
● 2016-08-12 04:35:26
○ 2026-04-10 20:02:26
○ 2026-04-12 17:07:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
tomsu.cz1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz4 records

✅ Authoritative Response

Server:185.66.36.250

NS records: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 938ms | Queries: -

📄 Records

TypeCountSample Data
A1185.66.36.222

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz...)

Analysis

IP Addresses

mail.tomsu.cz resolves to a single IP address: 185.66.36.222.

Other host names including mail.modaprodeticky.cz, mail.zaletsi.cz, mail.bednarstvi.cz, mail.berosa.cz and mail.reklamahk.cz share IP numbers with mail.tomsu.cz.