pt-open.eu - robtex.com
pt-open.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 129.247.247.117🇩🇪 DFN129.247.0.0/16 DLR | ||||||
| PTR | bof-portal.de | ||||||
| PTR | bofplus-portal.de | ||||||
| PTR | bop-portal.de | ||||||
| PTR | ptopen-online.de | ||||||
| PTR | pt-expert.eu | ||||||
| PTR | pt-open.eu | ||||||
| PTR | ptopen.eu | ||||||
| PTR | www.bof-portal.de | ||||||
| PTR | www.bofplus-portal.de | ||||||
| PTR | www.bop-portal.de | ||||||
| PTR | bfn-profi.dlr-pt.de | ||||||
| PTR | ble-profi.dlr-pt.de | ||||||
| PTR | api.ptopen-online.de | ||||||
| PTR | www.pt-expert.eu | ||||||
| PTR | www.pt-open.eu | ||||||
| PTR | www.ptopen.eu | ||||||
| NS | ns3.dlr.de ⭐ | ||||||
| A | 194.94.201.125🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| PTR | ns3.dlr.de | ||||||
| NS | ns3.knipp.de | ||||||
| A | 2a01:5b0:31::3🇩🇪 KNIPP-AS2a01:5b0::/32 DE-KNIPP | ||||||
| PTR | ns3.knipp.de | ||||||
| A | 195.253.113.3🇩🇪 KNIPP-AS195.253.64.0/18 | ||||||
| PTR | ns3.knipp.de | ||||||
| NS | ns4.dlr.de | ||||||
| A | 194.94.201.126🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| PTR | ns4.dlr.de | ||||||
| SOA | ns3.dlr.dednsmaster@dlr.de serial=11 | ||||||
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=1122688118 | ||||||
PTR for
Subdomains
www.pt-open.eu |
Same first word
pt-open.eu |
pt-open.s3.amazonaws.com |
Similar names
DNS History
4 records (4 active, 0 former)
●A129.247.247.1172026-02-14 → 2026-03-27 · 2 obs
● 2026-03-27 09:36:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| pt-open.eu | ns3.dlr.de, ns3.knipp.de, ns4.dlr.de | - |
✅ Authoritative Response
Server:194.94.201.126
NS records: ns3.dlr.de, ns3.knipp.de, ns4.dlr.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pt-open.eu (unsigned zone)
⏱️ Timing
Total: 1221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 129.247.247.117 |
| NS | 3 | ns3.dlr.de, ns4.dlr.de... |
| SOA | 1 | ns3.dlr.de dnsmaster.dlr.de |
Analysis
Hierarchy
pt-open.eu is parent of www.pt-open.eu.
IP Addresses
pt-open.eu points to a single IP: 129.247.247.117.
Other host names, for instance bof-portal.de, bfn-profi.dlr-pt.de, ble-profi.dlr-pt.de, www.bop-portal.de and www.ptopen.eu share IP numbers with pt-open.eu.
Name Servers
pt-open.eu is delegated to three name servers: ns3.dlr.de, ns4.dlr.de and ns3.knipp.de.
pt-open.eu at least partially shares its name servers with other domains, for instance getraenkemarkt.info, zuehlke.co.at, gcc.dlr.de, blumenstein.net and indesfuggerhaus.com.
these name servers are commonly used with the name servers ns2.knipp.de, ns17.knipp.net, dns-1.dfn.de, dns-2.dfn.de and dns-3.dfn.de.
Host names with two IP numbers:
ns3.knipp.de points to 2a01:5b0:31::3 and 195.253.113.3.
Host names with one IP number:
ns3.dlr.de points to 194.94.201.125.
ns4.dlr.de points to 194.94.201.126.