pragoboard.cz - robtex.com

pragoboard.cz

DNSSEC🔒 Signed (DS record present)
A2a00:4b40:aaaa:2011::5🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A37.9.175.211🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24
NSns1.websupport.cz ⭐
A2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns1.websupport.eu
A45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns1.websupport.eu
NSns2.websupport.cz
A2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48
PTRns2.websupport.eu
A185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24
PTRns2.websupport.eu
NSns3.websupport.eu
A2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns3.websupport.eu
A45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns3.websupport.eu
MXmail2.pragoboard.cz ⭐
A89.24.16.145🇨🇿 TMOBILE-CZ89.24.0.0/16 T-Mobile Czech Republic a.s.
PTRmail2.pragoboard.cz
MXmail.pragoboard.cz(20)
A82.208.51.2🇨🇿 WIA-AS82.208.51.0/24 CASA to WIA transfer
PTRmail.pragoboard.cz
TXTv=spf1 a mx include:_spf.m1.websupport.sk ~all
SOAns1.websupport.czadmin@websupport.cz serial=1763117775

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1778699854

Subdomains

mail.pragoboard.cz
mail2.pragoboard.cz

Same first word

pragoboard.cz

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skns.dns4.czMXmail.pragoboard.czmail2.pragoboard.czA2a00:4b40:aaaa:2011::537.9.175.2112a02:4a8:ac24:102::96:12181.95.96.121
○NSalfa.ns.active24.cz2015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20
○NSbeta.ns.active24.cz2015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20
○NSgama.ns.active24.sk2015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20
○NSns.dns4.cz2015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20
●NSns1.websupport.cz2026-04-09 → 2026-05-13 · 3 obs
○ 2016-07-06 19:24:34
● 2026-04-09 10:25:38
● 2026-05-13 19:43:20
●NSns2.websupport.cz2026-04-09 → 2026-05-13 · 3 obs
○ 2016-07-06 19:24:34
● 2026-04-09 10:25:38
● 2026-05-13 19:43:20
●NSns3.websupport.eu2026-04-09 → 2026-05-13 · 3 obs
○ 2016-07-06 19:24:34
● 2026-04-09 10:25:38
● 2026-05-13 19:43:20
●MXmail.pragoboard.cz2015-08-12 → 2026-05-13 · 2 obs
● 2015-08-12 11:28:42
● 2026-05-13 19:43:20
●MXmail2.pragoboard.cz2015-08-12 → 2026-05-13 · 2 obs
● 2015-08-12 11:28:42
● 2026-05-13 19:43:20
●A2a00:4b40:aaaa:2011::52026-04-09 → 2026-05-13 · 3 obs
○ 2016-07-06 19:24:34
● 2026-04-09 10:25:38
● 2026-05-13 19:43:20
○A2a02:4a8:ac24:102::96:1212015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20
●A37.9.175.2112026-04-09 → 2026-05-13 · 3 obs
○ 2016-07-06 19:24:34
● 2026-04-09 10:25:38
● 2026-05-13 19:43:20
○A81.95.96.1212015-08-12 → 2016-07-06 · 4 obs
● 2015-08-12 11:28:42
● 2016-07-06 19:24:34
○ 2026-04-09 10:25:38
○ 2026-05-13 19:43:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
pragoboard.czns3.websupport.eu, ns2.websupport.cz, ns1.websupport.cz-

✅ Authoritative Response

Server:45.10.97.13

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1099ms | Queries: -

📄 Records

TypeCountSample Data
A137.9.175.211
AAAA12a00:4b40:aaaa:2011::5
NS3ns1.websupport.cz, ns2.websupport.cz...
MX2mail.pragoboard.cz (pri: 10), mail2.pragoboard.cz (pri: 20)
TXT1v=spf1 a mx include:_spf.m1.websupport.s
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

pragoboard.cz is parent of mail.pragoboard.cz and mail2.pragoboard.cz.

IP Addresses

pragoboard.cz resolves to two IPs: 2a00:4b40:aaaa:2011::5 and 37.9.175.211.

other host names for instance syrianembassy.cz, akime.cz, www.stefan-royer.at, advokanc.cz and hotelcartak.cz share IP numbers with pragoboard.cz.

Name Servers

pragoboard.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

pragoboard.cz at least partially shares name servers with other domains, for instance familievandongen.net, magniflex.cz, bcas.sk, pepestudio.cz and klinec.cz.

Host names with two IP numbers:

Host ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.

Host ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.

Host ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.

Mail Servers

pragoboard.cz is handled by two mail servers: mail2.pragoboard.cz and mail.pragoboard.cz.

pragoboard.cz shares some mail servers with other domains at least partially, for example pcb.cz.

Host names with one IP number:

The host mail2.pragoboard.cz points to 89.24.16.145 and the host mail.pragoboard.cz points to 82.208.51.2.