jrpro.cz - robtex.com

jrpro.cz

DNSSEC🔒 Signed (DS record present)
A2a00:4b40:aaaa:2011::5🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A37.9.175.212🇸🇰 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
PTRip-45-10-97-13.defastlink.net
MXmailin1.jrpro.cz ⭐
A2a00:4b40:aaaa:2101:45:13:137:112🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A45.13.137.113🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u6-mx.websupport.hu
MXmailin2.jrpro.cz(100)
A2a00:4b40:aaaa:2101:45:13:137:109🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRmx20.websupport.sk
A45.13.137.112🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u5-mx.websupport.hu
SOAns1.websupport.czadmin@websupport.cz serial=1751150183

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=1777600034

Subdomains

mailin2.jrpro.cz
mailin1.jrpro.cz

Same first word

jrpro.com.br
jrpro.cz

Similar names

rjpro.com
jpror.com

DNS History

14 records (7 active, 7 former)

20192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skMXmailin1.jrpro.czmailin2.jrpro.czmx1.active24.commx2.active24.comA2a00:4b40:aaaa:2011::537.9.175.2122a02:4a8:ac24:104::98:17981.95.98.179
○NSalfa.ns.active24.cz2018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
○NSbeta.ns.active24.cz2018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
○NSgama.ns.active24.sk2018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
●NSns1.websupport.cz2026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
●NSns2.websupport.cz2026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
●NSns3.websupport.eu2026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
●MXmailin1.jrpro.cz2026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
●MXmailin2.jrpro.cz2026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
○MXmx1.active24.com2018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
○MXmx2.active24.com2018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
●A2a00:4b40:aaaa:2011::52026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
○A2a02:4a8:ac24:104::98:1792018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22
●A37.9.175.2122026-05-01 → 2026-05-01 · 2 obs
○ 2018-11-26 22:15:50
● 2026-05-01 02:24:22
○A81.95.98.1792018-11-26 → 2018-11-26 · 2 obs
● 2018-11-26 22:15:50
○ 2026-05-01 02:24:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
jrpro.czns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:45.10.97.13

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1201ms | Queries: -

📄 Records

TypeCountSample Data
A137.9.175.212
AAAA12a00:4b40:aaaa:2011::5
NS3ns1.websupport.cz, ns2.websupport.cz...
MX2mailin1.jrpro.cz (pri: 10), mailin2.jrpro.cz (pri: 100)
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

jrpro.cz is a parent of mailin2.jrpro.cz and mailin1.jrpro.cz.

IP Addresses

jrpro.cz points to two IPs: 2a00:4b40:aaaa:2011::5 and 37.9.175.212.

Other host names, for instance chocoleader.cz, thansa.com, www.pivovarskarestaurace.com, swhstavby.cz and mail.clasic.cz share IP numbers with jrpro.cz.

Name Servers

jrpro.cz is delegated to name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

jrpro.cz at least partially shares name servers with other domains such as corcon.eu, varejka.cz, zdravyspanok.sk, optokonkable.com and ibeau.be.

Host names with two IP numbers:

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

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

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

Mail Servers

Two mail servers handle jrpro.cz: mailin1.jrpro.cz and mailin2.jrpro.cz.

Host names with two IPs:

mailin1.jrpro.cz points to 2a00:4b40:aaaa:2101:45:13:137:112 and 45.13.137.113.

mailin2.jrpro.cz points to 2a00:4b40:aaaa:2101:45:13:137:109 and 45.13.137.112.