centrumsm.eu - robtex.com
centrumsm.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.233.137.249🇵🇱 VSpace-AS91.233.136.0/22 | ||||||
| PTR | web.stco.pl | ||||||
| NS | dns1.stco.pl ⭐ | ||||||
| A | 91.99.84.192🇩🇪 Hetzner91.99.0.0/16 HETZNER-DC | ||||||
| PTR | static.192.84.99.91.clients.your-server.de | ||||||
| NS | dns2.stco.pl | ||||||
| A | 88.198.200.126🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | static.88-198-200-126.clients.your-server.de | ||||||
| MX | centrumsm.eu ⭐ | ||||||
| A | 91.233.137.249🇵🇱 VSpace-AS91.233.136.0/22 | ||||||
| PTR | web.stco.pl | ||||||
| TXT | v=spf1 a ~all | ||||||
| SOA | dns1.stco.plbiuro@synteco.pl 2026-03-25 #4 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1122647131 | ||||||
MX for
centrumsm.eu |
Same first word
centrumsm.eu |
Similar names
DNS History
7 records (4 active, 3 former)
●NSdns1.stco.pl2026-02-28 → 2026-03-25 · 3 obs
● 2026-02-28 23:14:42
● 2026-03-25 15:23:36
○NSdns1.synteco.com.pl2015-08-05 → 2017-02-14 · 4 obs
● 2017-02-14 14:37:36
○ 2026-02-28 23:14:42
○ 2026-03-25 15:23:36
●NSdns2.stco.pl2026-02-28 → 2026-03-25 · 3 obs
● 2026-02-28 23:14:42
● 2026-03-25 15:23:36
○NSdns2.synteco.com.pl2015-08-05 → 2017-02-14 · 4 obs
● 2017-02-14 14:37:36
○ 2026-02-28 23:14:42
○ 2026-03-25 15:23:36
●MXcentrumsm.eu2015-08-05 → 2026-03-25 · 2 obs
● 2026-03-25 15:23:36
○A88.199.146.2422015-08-05 → 2017-02-14 · 4 obs
● 2017-02-14 14:37:36
○ 2026-02-28 23:14:42
○ 2026-03-25 15:23:36
●A91.233.137.2492026-02-28 → 2026-03-25 · 3 obs
● 2026-02-28 23:14:42
● 2026-03-25 15:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| centrumsm.eu | dns1.stco.pl, dns2.stco.pl | - |
✅ Authoritative Response
Server:88.198.200.126
NS records: dns1.stco.pl, dns2.stco.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for centrumsm.eu (unsigned zone)
⏱️ Timing
Total: 1797ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.233.137.249 |
| NS | 2 | dns2.stco.pl, dns1.stco.pl |
| MX | 1 | centrumsm.eu (pri: 0) |
| TXT | 1 | v=spf1 a ~all |
| SOA | 1 | dns1.stco.pl biuro.synteco.pl |
Analysis
Mail Server Role
The mail server for centrumsm.eu is centrumsm.eu.
IP Addresses
centrumsm.eu maps to IP address 91.233.137.249.
Other host names, for instance ciroko.com.pl, aknieruchomosci.pl, ps-fs.pl, rtg-stomatologia.szczecin.pl and ciroko.com share IP numbers with centrumsm.eu.
Name Servers
Two name servers dns1.stco.pl and dns2.stco.pl are delegated to centrumsm.eu.
centrumsm.eu uses the same name server configuration as other domains, such as ciroko.com, klimcars.pl, drobimex.pl, szczecin-catering.pl and ciroko.pl.
centrumsm.eu shares some name servers with other domains, for example ps-fs.pl.
These name servers are commonly used with ns1.stco.pl and ns2.stco.pl.
Host names with a single IP address:
dns1.stco.pl points to 91.99.84.192
dns2.stco.pl points to 88.198.200.126
Mail Servers
One mail server serves centrumsm.eu.
centrumsm.eu points to one IP number: 91.233.137.249.