polymark.cz - robtex.com
polymark.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 84.42.211.226🇨🇿 VODAFONE-CZ-AS84.42.192.0/18 Vodafone Czech Republic a.s. | ||||||
| PTR | gate.dataexpert.cz | ||||||
| NS | ns.powernet.cz ⭐ | ||||||
| A | 193.109.179.5🇨🇿 TPS-AS193.109.176.0/21 POWERNET-CZ | ||||||
| PTR | ns.powernet.cz | ||||||
| NS | nss.powernet.cz | ||||||
| A | 80.211.216.103🇨🇿 INTERNET-CZ80.211.192.0/19 INTERNET CZ,a.s. | ||||||
| PTR | dexcloud01.dataexpert.cz | ||||||
| MX | mail.powernet.cz ⭐ | ||||||
| A | 193.109.179.14🇨🇿 TPS-AS193.109.176.0/21 POWERNET-CZ | ||||||
| PTR | mail.powernet.cz | ||||||
| TXT | google-site-verification=_ZjpNnYwdOwf2mIKciHDkdDYkeOto_8f09jtpB1cfkE | ||||||
| SOA | ns.powernet.cznetmaster@dataexpert.cz 2021-12-12 #1 | ||||||
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=1778449635 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns.powernet.cz2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 22:36:42
●NSnss.powernet.cz2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 22:36:42
●MXmail.powernet.cz2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 22:36:42
○A193.109.180.1232015-06-23 → 2016-06-24 · 4 obs
● 2016-06-24 08:16:54
○ 2017-04-08 15:43:48
○ 2026-05-10 22:36:42
●A84.42.211.2262017-04-08 → 2026-05-10 · 3 obs
● 2017-04-08 15:43:48
● 2026-05-10 22:36:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | 8 records |
| polymark.cz | ns.powernet.cz, nss.powernet.cz | 2 records |
✅ Authoritative Response
Server:193.109.179.5
NS records: ns.powernet.cz, nss.powernet.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polymark.cz (unsigned zone)
⏱️ Timing
Total: 819ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 84.42.211.226 |
| NS | 2 | nss.powernet.cz, ns.powernet.cz |
| MX | 1 | mail.powernet.cz (pri: 10) |
| TXT | 1 | google-site-verification=_ZjpNnYwdOwf2mI |
| SOA | 1 | ns.powernet.cz netmaster.dataexpert.cz |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz...)
Out-of-bailiwick: 2 (ns.powernet.cz, nss.powernet.cz)
Analysis
IP Addresses
polymark.cz resolves to a single IP address: 84.42.211.226.
Other host names including gate.dataexpert.cz, netmaster.dataexpert.cz, dataexpert.cz, datamars.sk and datamars.cz share IP numbers with polymark.cz.
Name Servers
polymark.cz's delegation uses two name servers, ns.powernet.cz and nss.powernet.cz.
polymark.cz shares the same name server setup as other domains, for example montan.cz, 177.109.193.in-addr.arpa, stararoudna.cz, msem.cz and vcemontaze.cz.
polymark.cz at least partially shares name servers with other domains, including expand.cz, trial-as.cz, powernet.cz, dataexpert.cz and suptel.cz.
these name servers are commonly used together with nst.powernet.cz, ns.expand.cz and linux.inplus.cz.
Host names with a single IP:
ns.powernet.cz points to 193.109.179.5.
nss.powernet.cz points to 80.211.216.103.
Mail Servers
polymark.cz is handled by a single mail server, mail.powernet.cz.
polymark.cz shares its mail server setup with other domains, including powernet.cz, montan.com, montan.de, linux.inplus.cz and stararoudna.cz.
polymark.cz shares some mail servers with other domains, for instance gazelaplus.cz, hvezdarna.powernet.cz, zelena-energie.cz and powercards.cz.
these mail servers are commonly used alongside the mail servers mail2.powernet.cz.
mail.powernet.cz points to a single IP: 193.109.179.14.