openkontakt.com - robtex.com
openkontakt.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.104.255.153🇬🇧 UNSPECIFIED160.0.0.0/3 | ||||||
| PTR | static.153.255.104.178.clients.your-server.de | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-04-28 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778551891 | ||||||
PTR for
Previously NS for
openkontakt.com |
Previously MX for
openkontakt.com |
Same first word
openkontakt.de |
openkontakt.com |
DNS History
11 records (4 active, 7 former)
○NSdns.szu.pl2015-05-20 → 2026-04-23 · 4 obs
● 2026-04-23 14:56:48
○ 2026-05-11 15:42:50
○ 2026-05-12 02:23:54
●NShelium.ns.hetzner.de2026-05-11 → 2026-05-12 · 3 obs
● 2026-05-11 15:42:50
● 2026-05-12 02:23:54
●NShydrogen.ns.hetzner.com2026-05-11 → 2026-05-12 · 3 obs
● 2026-05-11 15:42:50
● 2026-05-12 02:23:54
○NSns2.szu.pl2015-05-20 → 2026-04-23 · 4 obs
● 2026-04-23 14:56:48
○ 2026-05-11 15:42:50
○ 2026-05-12 02:23:54
○NSns3.boo.pl2026-02-22 → 2026-04-23 · 8 obs
● 2026-02-22 12:24:54
● 2026-03-19 21:45:04
○ 2026-03-26 10:15:16
● 2026-03-27 09:41:20
● 2026-04-23 14:56:48
○ 2026-05-11 15:42:50
○ 2026-05-12 02:23:54
○NSopenkontakt.com2015-05-20 → 2016-09-15 · 4 obs
● 2016-09-15 16:19:12
○ 2016-12-09 11:51:22
○ 2026-05-12 02:23:54
●NSoxygen.ns.hetzner.com2026-05-11 → 2026-05-12 · 3 obs
● 2026-05-11 15:42:50
● 2026-05-12 02:23:54
○MXopenkontakt.com2015-05-20 → 2026-04-23 · 4 obs
● 2026-04-23 14:56:48
○ 2026-05-11 15:42:50
○ 2026-05-12 02:23:54
●A178.104.255.1532026-05-11 → 2026-05-12 · 3 obs
● 2026-05-11 15:42:50
● 2026-05-12 02:23:54
○A31.135.194.792015-05-20 → 2016-12-09 · 4 obs
● 2016-12-09 11:51:22
○ 2026-02-22 12:24:54
○ 2026-05-12 02:23:54
○A91.234.217.792026-02-22 → 2026-04-23 · 5 obs
● 2026-02-22 12:24:54
● 2026-04-23 14:56:48
○ 2026-05-11 15:42:50
○ 2026-05-12 02:23:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| openkontakt.com | helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com | 2 records |
✅ Authoritative Response
Server:213.133.100.98
NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openkontakt.com (unsigned zone)
⏱️ Timing
Total: 917ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.104.255.153 |
| NS | 3 | oxygen.ns.hetzner.com, helium.ns.hetzner.de... |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)
Analysis
IP Addresses
openkontakt.com points to a single IP address: 178.104.255.153.
Name Servers
openkontakt.com is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
openkontakt.com at least partially shares name servers with other domains, for example cherk.es, evmh.net, dennis-doering.de, rrcenter.de and franklinacosta.com.
These name servers are commonly used with ns1.first-ns.de and robotns2.second-ns.de and robotns3.second-ns.com.
Host names with two IP numbers:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5