mail.dprogram.cz - dns.ninja

mail.dprogram.cz

DNSSEC⚠️ Not signed
A81.91.91.15🇨🇿 WEB4U81.91.88.0/21
PTRm253-1.server4u.cz
TXT=spf1 a ip4:81.91.85.141 ip6:2001:1568:d::296 ip4:81.91.85.150 ip6:2001:1568:...

dprogram.cz

DNSSEC🔒 Signed (DS record present)
A185.8.237.24🇨🇿 WEDOS-GLOBAL185.8.237.0/24 WEDOS Global
NSns.wedos.net ⭐
NSns.wedos.com
NSns.wedos.cz
NSns.wedos.eu
MX1pmail.cz ⭐ 🔒
SOAns.wedos.netwedos@wedos.com 2026-07-04 #2

Previously MX for

dprogram.cz

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A81.91.91.1581.91.85.141
○A81.91.85.1412015-08-01 → 2016-07-04 · 4 obs
● 2015-08-01 18:29:34
● 2016-07-04 02:34:16
○ 2026-04-14 11:53:26
○ 2026-07-25 05:03:30
●A81.91.91.152026-04-14 → 2026-07-25 · 3 obs
○ 2016-07-04 02:34:16
● 2026-04-14 11:53:26
● 2026-07-25 05:03:30

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:99.83.142.9

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: 780ms | Queries: -

📄 Records

TypeCountSample Data
A181.91.91.15
TXT1=spf1 a ip4:81.91.85.141 ip6:2001:1568:d

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

mail.dprogram.cz resolves to one IP address: 81.91.91.15.

mail.aquaprogress.cz, mail.ensis.cz, mail.italiedoskrine.cz and two other host names share IP numbers with mail.dprogram.cz.