mail.active.cz - robtex.com

mail.active.cz

DNSSEC⚠️ Not signed
A91.146.121.91🇨🇿 TRUSTICA-AS91.146.120.0/22
PTR3v.cz

active.cz

DNSSEC🔒 Signed (DS record present)
A91.146.121.91🇨🇿 TRUSTICA-AS91.146.120.0/22
NSns.wedos.net
NSns.wedos.com
NSns.wedos.cz
NSns.wedos.eu
MXactive-cz.mail.protection.outlook.com
TXTMS=ms88044070
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns.wedos.netwedos@wedos.com 2026-07-04 #1

Previously MX for

Same first word

Similar names

DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A91.146.121.9182.208.32.85
A82.208.32.852015-08-31 → 2017-08-22 · 4 obs
● 2015-08-31 14:46:12
● 2017-08-22 15:15:54
○ 2026-02-17 09:59:32
○ 2026-07-06 13:12:58
A91.146.121.912026-02-17 → 2026-07-06 · 3 obs
○ 2017-08-22 15:15:54
● 2026-02-17 09:59:32
● 2026-07-06 13:12:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
active.czns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net4 records

✅ Authoritative Response

Server:45.138.106.0

NS records: ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1340ms | Queries: -

📄 Records

TypeCountSample Data
A191.146.121.91

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)

Analysis

IP Addresses

mail.active.cz points to a single IP number: 91.146.121.91.

Additional host names — z11.cz, adorata.cz, mail.z11.cz and two others — share IP numbers with mail.active.cz.