stratmann.cz - robtex.com

stratmann.cz

DNSSEC⚠️ Not signed
A46.28.107.89🇨🇿 AS19701946.28.104.0/21 WEDOS Internet, a.s.
PTRmail2.ldekonom.cz
NSns1.regzone.cz ⭐
A2a00:19a0:3:71:0:d9c6:710a:1🇨🇿 AS342222a00:19a0::/32
PTRns1.regzone.cz
A217.198.113.10🇨🇿 AS34222217.198.112.0/20
PTRns1.regzone.cz
NSns1.regzone.de
A2600:3c02::f03c:91ff:fedb:a6e7🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies
PTRns1.regzone.de
A23.92.29.43🇺🇸 AKAMAI-LINODE-AP23.92.28.0/22
PTRns1.regzone.de
NSns1.regzone.info
A2001:1528:147::10🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network
PTRns1.regzone.info
A81.0.233.10🇨🇿 CASABLANCA-AS81.0.232.0/21
PTRns1.regzone.info
MXa795bb0c43c36d0b.mx2.emailprofi.seznam.cz ⭐
A2a02:598:2::1146SEZNAM-CZ2a02:598:2::/48
A77.75.77.146SEZNAM-CZ77.75.76.0/23 SEZNAM - III
MXa795bb0c43c36d0b.mx1.emailprofi.seznam.cz(20)
A2a02:598:2::1056🇨🇿 SEZNAM-CZ2a02:598:2::/48
A77.75.77.56🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III
TXTv=spf1 mx a ip4:185.236.160.22 ip4:185.236.160.23 include:spf.seznam.cz -all
SOAns1.regzone.czadministrator@czechia.cz 2026-03-22 #4

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=1775119635

Subdomains

mail.stratmann.cz

Same first word

stratmann.cz
stratmann.at
stratmann.org
stratmann.as
stratmann.gmbh
stratmann.net
stratmann.co
stratmann.eu
stratmann.us
stratmann.co.at
stratmann.de
stratmann.it
stratmann.se
stratmann.ch
stratmann.me.uk

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSns1.regzone.czns1.regzone.dens1.regzone.infodnssec.thosting.czns.thosting.czns1.thosting.czns2.thosting.czMXa795bb0c43c36d0b.mx1.emailprofi.seznam.cza795bb0c43c36d0b.mx2.emailprofi.seznam.czmail.stratmann.czscare.spacecom.czA46.28.107.8946.36.38.67
○NSdnssec.thosting.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
○NSns.thosting.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
●NSns1.regzone.cz2026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
●NSns1.regzone.de2026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
●NSns1.regzone.info2026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
○NSns1.thosting.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
○NSns2.thosting.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
●MXa795bb0c43c36d0b.mx1.emailprofi.seznam.cz2026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
●MXa795bb0c43c36d0b.mx2.emailprofi.seznam.cz2026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
○MXmail.stratmann.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
○MXscare.spacecom.cz2015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24
●A46.28.107.892026-02-21 → 2026-04-02 · 3 obs
○ 2017-06-15 22:40:16
● 2026-02-21 20:55:20
● 2026-04-02 09:15:24
○A46.36.38.672015-06-20 → 2017-06-15 · 4 obs
● 2015-06-20 07:50:20
● 2017-06-15 22:40:16
○ 2026-02-21 20:55:20
○ 2026-04-02 09:15:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz8 records
stratmann.czns1.regzone.cz, ns1.regzone.de, ns1.regzone.info2 records

✅ Authoritative Response

Server:23.92.29.43

NS records: ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2619ms | Queries: -

📄 Records

TypeCountSample Data
A146.28.107.89
NS3ns1.regzone.cz, ns1.regzone.de...
MX2a795bb0c43c36d0b.mx2.emailprofi.seznam.c, a795bb0c43c36d0b.mx1.emailprofi.seznam.c
TXT1v=spf1 mx a ip4:185.236.160.22 ip4:185.2
SOA1ns1.regzone.cz administrator.czechia.cz

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz...)

Out-of-bailiwick: 2 (ns1.regzone.cz, ns1.regzone.cz)

Analysis

Hierarchy

mail.stratmann.cz is a child of stratmann.cz.

IP Addresses

stratmann.cz resolves to one IP number: 46.28.107.89.

Other host names, for instance ceskevyrobkyazbozi.cz, dalur.cz, sistel.cz, beautyfootcup.cz and salon-afrodita.cz share IP numbers with stratmann.cz.

Name Servers

stratmann.cz is delegated to three name servers: ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.

stratmann.cz at least partially shares name servers with other domains, including mikova.eu, bematech.org.uk, genom.cz, jamai.cafe and tridas.cz.

Host names with two IP numbers:

ns1.regzone.cz: 2a00:19a0:3:71:0:d9c6:710a:1 and 217.198.113.10

ns1.regzone.de: 2600:3c02::f03c:91ff:fedb:a6e7 and 23.92.29.43

ns1.regzone.info: 2001:1528:147::10 and 81.0.233.10

Mail Servers

stratmann.cz is served by two mail servers a795bb0c43c36d0b.mx1.emailprofi.seznam.cz and a795bb0c43c36d0b.mx2.emailprofi.seznam.cz.

Host names with two IPs:

a795bb0c43c36d0b.mx1.emailprofi.seznam.cz points to 2a02:598:2::1056 and 77.75.77.56

a795bb0c43c36d0b.mx2.emailprofi.seznam.cz points to 2a02:598:2::1146 and 77.75.77.146