tyn.cz - robtex.com

tyn.cz

DNSSEC🔒 Signed (DS record present)
A89.185.231.140🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3
PTRcharon.adminit.cz
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
MXmailin1.tyn.cz ⭐
A2a00:4b40:aaaa:2101:45:13:137:104🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRmx20.websupport.cz
A45.13.137.105🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u7-mx.websupport.cz
MXmailin2.tyn.cz(100)
A2a00:4b40:aaaa:2101:45:13:137:110🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRmx10.websupport.sk
A45.13.137.109🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u5-mx.websupport.sk
SOAns1.websupport.czadmin@websupport.cz serial=1719267161

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=1782190038

Subdomains

mailin2.tyn.cz
mailin1.tyn.cz

Same first word

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nyt.ch

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skMXmailin1.tyn.czmailin2.tyn.czin.smtp.czmx.smtp.czmx1.active24.commx2.active24.comA89.185.231.140
○NSalfa.ns.active24.cz2015-05-31 → 2020-12-15 · 4 obs
● 2015-05-31 22:30:08
● 2020-12-15 20:51:18
○ 2026-05-01 23:50:06
○ 2026-06-23 05:23:32
○NSbeta.ns.active24.cz2015-05-31 → 2020-12-15 · 4 obs
● 2015-05-31 22:30:08
● 2020-12-15 20:51:18
○ 2026-05-01 23:50:06
○ 2026-06-23 05:23:32
○NSgama.ns.active24.sk2015-05-31 → 2020-12-15 · 4 obs
● 2015-05-31 22:30:08
● 2020-12-15 20:51:18
○ 2026-05-01 23:50:06
○ 2026-06-23 05:23:32
●NSns1.websupport.cz2026-05-01 → 2026-06-23 · 3 obs
○ 2020-12-15 20:51:18
● 2026-05-01 23:50:06
● 2026-06-23 05:23:32
●NSns2.websupport.cz2026-05-01 → 2026-06-23 · 3 obs
○ 2020-12-15 20:51:18
● 2026-05-01 23:50:06
● 2026-06-23 05:23:32
●NSns3.websupport.eu2026-05-01 → 2026-06-23 · 3 obs
○ 2020-12-15 20:51:18
● 2026-05-01 23:50:06
● 2026-06-23 05:23:32
○MXin.smtp.cz2015-05-31 → 2016-05-06 · 4 obs
● 2015-05-31 22:30:08
● 2016-05-06 19:38:04
○ 2017-01-22 12:39:48
○ 2026-06-23 05:23:32
●MXmailin1.tyn.cz2026-05-01 → 2026-06-23 · 3 obs
○ 2020-12-15 20:51:18
● 2026-05-01 23:50:06
● 2026-06-23 05:23:32
●MXmailin2.tyn.cz2026-05-01 → 2026-06-23 · 3 obs
○ 2020-12-15 20:51:18
● 2026-05-01 23:50:06
● 2026-06-23 05:23:32
○MXmx.smtp.cz2015-05-31 → 2016-05-06 · 4 obs
● 2015-05-31 22:30:08
● 2016-05-06 19:38:04
○ 2017-01-22 12:39:48
○ 2026-06-23 05:23:32
○MXmx1.active24.com2017-01-22 → 2020-12-15 · 5 obs
○ 2016-05-06 19:38:04
● 2017-01-22 12:39:48
● 2020-12-15 20:51:18
○ 2026-05-01 23:50:06
○ 2026-06-23 05:23:32
○MXmx2.active24.com2017-01-22 → 2020-12-15 · 5 obs
○ 2016-05-06 19:38:04
● 2017-01-22 12:39:48
● 2020-12-15 20:51:18
○ 2026-05-01 23:50:06
○ 2026-06-23 05:23:32
●A89.185.231.1402015-05-31 → 2026-06-23 · 2 obs
● 2015-05-31 22:30:08
● 2026-06-23 05:23:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czb.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz-
tyn.czns2.websupport.cz, ns1.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:45.10.97.13

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 4790ms | Queries: -

📄 Records

TypeCountSample Data
A189.185.231.140
NS3ns1.websupport.cz, ns2.websupport.cz...
MX2mailin1.tyn.cz (pri: 10), mailin2.tyn.cz (pri: 100)
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

tyn.cz is the parent domain of mailin2.tyn.cz and mailin1.tyn.cz.

IP Addresses

tyn.cz points to a single IP number: 89.185.231.140.

Additional host names — spok.cz, charon.wabi.cz, ns2.spok.cz and two others — share IP numbers with tyn.cz.

Name Servers

Three name servers are authoritative for tyn.cz: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

tyn.cz at least partially shares name servers with other domains, for instance ctetin.cz, freightzone.eu, granette.cz and two other.

ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13. All three hostnames point to two IP numbers each.

Mail Servers

tyn.cz has two mail servers: mailin1.tyn.cz and mailin2.tyn.cz.

Each of the two host names carries two IP addresses: mailin1.tyn.cz points to 45.13.137.105 and 2a00:4b40:aaaa:2101:45:13:137:104, and mailin2.tyn.cz points to 45.13.137.109 and 2a00:4b40:aaaa:2101:45:13:137:110.