polytechnik.cc - dns.ninja
polytechnik.cc
cc
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ac1.nstld.com ⭐ | ||||||
| NS | ac2.nstld.com | ||||||
| NS | ac3.nstld.com | ||||||
| NS | ac4.nstld.com | ||||||
| SOA | ac1.nstld.cominfo@verisign-grs.com serial=1782498467 | ||||||
Same first word
Similar names
DNS History
12 records (9 active, 3 former)
●NSns1.viennaweb.at2015-05-28 → 2026-06-26 · 2 obs
● 2026-06-26 18:28:40
●NSns2.viennaweb.at2015-05-28 → 2026-06-26 · 2 obs
● 2026-06-26 18:28:40
●NSns3.viennaweb.at2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
○MXmgate.viennaweb.at2015-05-28 → 2016-12-08 · 4 obs
● 2016-12-08 10:14:52
○ 2026-05-08 12:36:12
○ 2026-06-26 18:28:40
○MXmgate2.viennaweb.at2015-05-28 → 2016-12-08 · 4 obs
● 2016-12-08 10:14:52
○ 2026-05-08 12:36:12
○ 2026-06-26 18:28:40
●MXmx01.hornetsecurity.com2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
●MXmx02.hornetsecurity.com2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
●MXmx03.hornetsecurity.com2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
●MXmx04.hornetsecurity.com2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
●MXpolytechnik-cc.mail.protection.outlook.com2026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
○A195.225.236.2062015-05-28 → 2016-12-08 · 4 obs
● 2016-12-08 10:14:52
○ 2026-05-08 12:36:12
○ 2026-06-26 18:28:40
●A89.58.20.152026-05-08 → 2026-06-26 · 3 obs
● 2026-05-08 12:36:12
● 2026-06-26 18:28:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cc | ac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com | - |
| polytechnik.cc | ns2.viennaweb.at, ns1.viennaweb.at, ns3.viennaweb.at | - |
✅ Authoritative Response
Server:89.58.20.115
NS records: ns2.viennaweb.at, ns1.viennaweb.at, ns3.viennaweb.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polytechnik.cc (unsigned zone)
⏱️ Timing
Total: 717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.58.20.15 |
| NS | 3 | ns3.viennaweb.at, ns1.viennaweb.at... |
| MX | 5 | mx03.hornetsecurity.com (pri: 30), mx04.hornetsecurity.com (pri: 40)... |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms12540512 |
| SOA | 1 | ns1.viennaweb.at webmaster.viennaweb.at |
Analysis
IP Addresses
polytechnik.cc has exactly one IP address — 89.58.20.15.
patentagent.at, maria-lourdes.at, fortmueller.com plus two other host names have IP numbers in common with polytechnik.cc.
Name Servers
DNS for polytechnik.cc is handled by three authoritative name servers: ns1.viennaweb.at, ns2.viennaweb.at and ns3.viennaweb.at.
At least some of polytechnik.cc's name servers are shared with other domains, for example pollenwarndienst.at, gigahertz.at, hink.at and two more.
ns1.viennaweb.at, ns2.viennaweb.at and ns3.viennaweb.at all have one IP address each — ns1.viennaweb.at directs to 89.58.17.247, ns2.viennaweb.at directs to 89.58.20.115 and ns3.viennaweb.at directs to 178.77.103.31.
Mail Servers
Five mail servers handle polytechnik.cc: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and two others.
At least some of the mail servers used by polytechnik.cc are shared with other domains: ripa.de, cricketstthomasgolfclub.co.uk, zpsv.cz and two others among them.
These mail servers tend to be used in conjunction with the mail servers mx04.hornetsecurity.com.
Hosts with 8 IP addresses each:
polytechnik-cc.mail.protection.outlook.com has IP addresses 52.101.168.0, 52.101.170.0 and 52.101.170.1, plus 5 other.
Host names resolving to a single IP address:
mx01.hornetsecurity.com directs to 94.100.132.8.
mx02.hornetsecurity.com directs to 94.100.136.8.
mx03.hornetsecurity.com directs to 94.100.134.8.
mx04.hornetsecurity.com directs to 94.100.136.7.