ereska.cz - robtex.com
ereska.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 77.93.211.20🇨🇿 MASTER-AS77.93.192.0/19 MASTER-NET-4 | ||||||
| PTR | 77-93-211-20.static.masterinter.net | ||||||
| NS | ns1.regzone.cz ⭐ | ||||||
| A | 2a00:19a0:3:71:0:d9c6:710a:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| A | 217.198.113.10🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| NS | ns1.regzone.de | ||||||
| A | 2600:3c02::f03c:91ff:fedb:a6e7🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| A | 23.92.29.43🇺🇸 AKAMAI-LINODE-AP23.92.28.0/22 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| NS | ns1.regzone.info | ||||||
| A | 2001:1528:147::10🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network | ||||||
| PTR | ns1.regzone.info | ||||||
| A | 81.0.233.10🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT | ||||||
| PTR | ns1.regzone.info | ||||||
| MX | mail.ninell.cz ⭐ | ||||||
| A | 88.146.183.39🇨🇿 VODAFONE-CZ-AS88.146.128.0/18 Vodafone Czech Republic a.s. | ||||||
| PTR | mail.ninell.cz | ||||||
| MX | mxbackup.estudio.cz(20) | ||||||
| A | 81.31.34.60🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | 81-31-34-60.static.masterinter.net | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.regzone.czadministrator@czechia.cz 2026-06-28 #2 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1786468661 | ||||||
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
○NSns.czech.net2008-04-15 → 2008-04-15 · 3 obs
○ 2015-07-24 20:46:14
○ 2026-08-11 17:34:16
○NSns.ninell.cz2008-04-15 → 2008-04-15 · 3 obs
○ 2015-07-24 20:46:14
○ 2026-08-11 17:34:16
●NSns1.regzone.cz2026-06-13 → 2026-08-11 · 3 obs
● 2026-06-13 02:52:34
● 2026-08-11 17:34:16
●NSns1.regzone.de2026-06-13 → 2026-08-11 · 3 obs
● 2026-06-13 02:52:34
● 2026-08-11 17:34:16
●NSns1.regzone.info2026-06-13 → 2026-08-11 · 3 obs
● 2026-06-13 02:52:34
● 2026-08-11 17:34:16
○NSns1.systemit.cz2015-07-24 → 2016-09-07 · 5 obs
● 2015-07-24 20:46:14
● 2016-09-07 16:06:26
○ 2026-06-13 02:52:34
○ 2026-08-11 17:34:16
○NSns2.systemit.cz2015-07-24 → 2016-09-07 · 5 obs
● 2015-07-24 20:46:14
● 2016-09-07 16:06:26
○ 2026-06-13 02:52:34
○ 2026-08-11 17:34:16
○NSpns.ninell.cz2008-04-15 → 2008-04-15 · 3 obs
○ 2015-07-24 20:46:14
○ 2026-08-11 17:34:16
●MXmxbackup.estudio.cz2015-07-24 → 2026-08-11 · 3 obs
● 2015-07-24 20:46:14
● 2026-08-11 17:34:16
○A195.128.213.2382008-04-15 → 2008-04-15 · 3 obs
○ 2015-07-24 20:46:14
○ 2026-08-11 17:34:16
●A77.93.211.202015-07-24 → 2026-08-11 · 3 obs
● 2015-07-24 20:46:14
● 2026-08-11 17:34:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | 8 records |
| ereska.cz | ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info | 2 records |
✅ Authoritative Response
Server:217.198.113.10
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: 1352ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.93.211.20 |
| NS | 3 | ns1.regzone.cz, ns1.regzone.de... |
| MX | 2 | mail.ninell.cz (pri: 10), mxbackup.estudio.cz (pri: 20) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | ns1.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
IP Addresses
ereska.cz points to a single IP number: 77.93.211.20.
Additional host names — chili-forum.cz, mail.chili-forum.cz, moruga.cz and two others — share IP numbers with ereska.cz.
Name Servers
ereska.cz has three name servers — ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
The name servers of ereska.cz overlap at least partially with those of other domains — among them zahnklinik-tschechien.at, instas.cz, naradie-obchod.sk and two more.
Each of ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info points to two IP numbers. ns1.regzone.cz points to 217.198.113.10 and 2a00:19a0:3:71:0:d9c6:710a:1. ns1.regzone.de points to 23.92.29.43 and 2600:3c02::f03c:91ff:fedb:a6e7. ns1.regzone.info points to 81.0.233.10 and 2001:1528:147::10.
Mail Servers
ereska.cz has two mail servers: mxbackup.estudio.cz and mail.ninell.cz.
ereska.cz shares mail servers — at least in part — with other domains, including baudat.cz, system-it.cz, ferda.cz and two others.
These mail servers are frequently used alongside mail servers mail.ekgfoto.cz, mail.baudat.cz, mail.system-it.cz and 5 other.
Both mxbackup.estudio.cz and mail.ninell.cz have a single IP address each — mxbackup.estudio.cz resolves to 81.31.34.60 while mail.ninell.cz resolves to 88.146.183.39.