mail.de.cz - robtex.com

mail.de.cz

DNSSEC⚠️ Not signed
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
PTR209.250.224.249.vultrusercontent.com
NSns.parktons.com ⭐
A46.8.8.88🇨🇿 GRANSY46.8.8.0/24
NSbeta1.rdrhost.com ⚠️ Not in parent delegation
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
PTR209.250.224.249.vultrusercontent.com
NSbeta2.rdrhost.com ⚠️ Not in parent delegation
A45.76.135.224🇬🇧 AS-VULTR45.76.128.0/20 Vultr Assigned Prefix
PTR45.76.135.224.vultrusercontent.com
MXmail.parktons.com ⭐
A155.138.212.151🇺🇸 AS-VULTR155.138.192.0/19 Vultr Assigned Prefix
PTR155-138-212-151.lum-int.io
SOAns.parktons.comroot@parktons.com serial=2617179285

de.cz

DNSSEC⚠️ Not signed
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
NSns.parktons.com ⭐
NSbeta1.rdrhost.com
NSbeta2.rdrhost.com
MXmail.parktons.com ⭐
SOAns.parktons.comroot@parktons.com serial=2617179285

Previously MX for

de.cz

Same first word

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DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSbeta1.rdrhost.combeta2.rdrhost.comns.parktons.comMXmail.parktons.comA209.250.224.24994.136.171.58
●NSbeta1.rdrhost.com2026-06-07 → 2026-06-07 · 2 obs
● 2026-06-07 01:23:26
● 2026-06-07 01:23:28
●NSbeta2.rdrhost.com2026-06-07 → 2026-06-07 · 2 obs
● 2026-06-07 01:23:26
● 2026-06-07 01:23:28
●NSns.parktons.com2026-06-07 → 2026-06-07 · 2 obs
● 2026-06-07 01:23:26
● 2026-06-07 01:23:28
●MXmail.parktons.com2026-06-07 → 2026-06-07 · 2 obs
● 2026-06-07 01:23:26
● 2026-06-07 01:23:28
●A209.250.224.2492026-06-07 → 2026-06-07 · 3 obs
○ 2020-07-08 18:37:18
● 2026-06-07 01:23:26
● 2026-06-07 01:23:28
○A94.136.171.582015-08-22 → 2020-07-08 · 4 obs
● 2015-08-22 06:10:00
● 2020-07-08 18:37:18
○ 2026-06-07 01:23:26
○ 2026-06-07 01:23:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
de.czbeta1.rdrhost.com, beta2.rdrhost.com-

✅ Authoritative Response

Server:209.250.224.249

NS records: beta1.rdrhost.com, beta2.rdrhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for de.cz (unsigned zone)

⏱️ Timing

Total: 1198ms | Queries: -

📄 Records

TypeCountSample Data
A1209.250.224.249
NS2beta1.rdrhost.com, beta2.rdrhost.com
MX1mail.parktons.com (pri: 10)
SOA1ns.parktons.com root.parktons.com

Analysis

IP Addresses

mail.de.cz resolves to just one IP address, 209.250.224.249.

Two other host names, along with www.goole.cz, onlinesolutions.cz and piskot.cz, also share IP numbers with mail.de.cz.

Name Servers

mail.de.cz is delegated to three name servers: ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com.

At least some of mail.de.cz's name servers are shared with other domains, for example st.ad(0x787878).me, vc.domain.name, mail.jero.cz and two more.

These name servers are often deployed in combination with the name servers ns2.parktons.com, delta1.rdrhost.com, delta2.rdrhost.com and six others.

ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com each resolve to a single IP address: ns.parktons.com resolves to 46.8.8.88, beta1.rdrhost.com resolves to 209.250.224.249 and beta2.rdrhost.com resolves to 45.76.135.224.

Mail Servers

The sole mail server for mail.de.cz is mail.parktons.com.

Among the domains sharing a mail server setup with mail.de.cz are mail.stritecky.cz, host-242.net-193-106-77.assat.pl, www.omega-fantom.com and two others.

mail.parktons.com resolves to a single IP number: 155.138.212.151.