mailin2.decoder.cz - robtex.com

mailin2.decoder.cz

DNSSEC⚠️ Not signed
A2a00:4b40:aaaa:2101:45:13:137:110🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRmx10.websupport.sk
A45.13.137.111🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24

decoder.cz

DNSSEC🔒 Signed (DS record present)
A75.2.70.75🇺🇸 Amazon75.2.64.0/20
A99.83.190.102🇺🇸 Amazon99.83.176.0/20
NSns1.websupport.cz ⭐
NSns2.websupport.cz
NSns3.websupport.eu
MXmailin1.decoder.cz ⭐
MXmailin2.decoder.cz(100)
SOAns1.websupport.czadmin@websupport.cz serial=1775042990

MX for

decoder.cz

DNS History

2 records (2 active, 0 former)

A2a00:4b40:aaaa:2101:45:13:137:11045.13.137.111
●A2a00:4b40:aaaa:2101:45:13:137:1102026-04-04 → 2026-07-12 · 2 obs
● 2026-04-04 18:16:58
● 2026-07-12 01:46:38
●A45.13.137.1112026-04-04 → 2026-07-12 · 2 obs
● 2026-04-04 18:16:58
● 2026-07-12 01:46:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
decoder.czns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:45.10.97.11

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 970ms | Queries: -

📄 Records

TypeCountSample Data
A145.13.137.111
AAAA12a00:4b40:aaaa:2101:45:13:137:110

Analysis

Mail Server Role

mailin2.decoder.cz serves as a mail server for decoder.cz.

mailin1.decoder.cz and mailin2.decoder.cz tend to appear jointly as mail servers.

IP Addresses

mailin2.decoder.cz points to the IP addresses 45.13.137.111 and 2a00:4b40:aaaa:2101:45:13:137:110

Additional host names — mailin2.sedem.sk, mailin1.refugio.cz, mailin2.gtgastrotechnika.sk and two others — share IP numbers with mailin2.decoder.cz.