rt12.at - dns.ninja
rt12.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.119.137.81🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC | ||||||
| PTR | www24.lederhaas.st | ||||||
| NS | dns.lederhaas.st ⭐ | ||||||
| A | 116.203.254.162🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | ns1.lederhaas.st | ||||||
| NS | dns.lederhaas.com | ||||||
| A | 195.201.96.116🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | ns2.lederhaas.com | ||||||
| MX | rt12.at ⭐ | ||||||
| A | 168.119.137.81🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC | ||||||
| PTR | www24.lederhaas.st | ||||||
| SOA | dns.lederhaas.sthorst@lederhaas.st 2026-06-12 #0 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1784952002 | ||||||
MX for
rt12.at |
Previously MX for
www.rt12.at |
Subdomains
www.rt12.at |
Same first word
Similar names
tr21.net |
12tr.com |
tr12.eu |
tr12.ru |
21rt.net |
21tr.com |
12rt.casino |
tr21.ru |
rt21.at |
21rt.cn |
rt21.be |
rt21.nl |
rt21.de |
rt21.ru |
tr12.co.uk |
tr12.com |
tr21.com |
12rt.cn |
DNS History
6 records (4 active, 2 former)
●NSdns.lederhaas.com2015-07-16 → 2026-07-25 · 2 obs
● 2026-07-25 04:54:50
●NSdns.lederhaas.st2015-07-16 → 2026-07-25 · 2 obs
● 2026-07-25 04:54:50
●MXrt12.at2015-07-16 → 2026-07-25 · 2 obs
● 2026-07-25 04:54:50
○A144.76.112.1962015-07-16 → 2016-12-14 · 4 obs
● 2016-12-14 19:51:50
○ 2017-07-20 04:34:06
○ 2026-07-25 04:54:50
○A148.251.80.232017-07-20 → 2017-08-10 · 5 obs
● 2017-07-20 04:34:06
● 2017-08-10 13:38:52
○ 2026-02-28 21:53:48
○ 2026-07-25 04:54:50
●A168.119.137.812026-02-28 → 2026-07-25 · 3 obs
● 2026-02-28 21:53:48
● 2026-07-25 04:54:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| rt12.at | dns.lederhaas.st, dns.lederhaas.com | - |
✅ Authoritative Response
Server:116.203.254.162
NS records: dns.lederhaas.st, dns.lederhaas.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rt12.at (unsigned zone)
⏱️ Timing
Total: 1187ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.119.137.81 |
| NS | 2 | dns.lederhaas.com, dns.lederhaas.st |
| MX | 1 | rt12.at (pri: 0) |
| SOA | 1 | dns.lederhaas.st horst.lederhaas.st |
Analysis
Hierarchy
rt12.at is the parent zone for www.rt12.at.
Mail Server Role
rt12.at is listed as a mail server for itself.
IP Addresses
rt12.at resolves to one IP address: 168.119.137.81.
hochzeits-djs.at, malersuche24.at, kulturgamlitz.at and two other host names share IP numbers with rt12.at.
Name Servers
DNS delegation for rt12.at points to two name servers: dns.lederhaas.com and dns.lederhaas.st.
rt12.at uses the same name servers as several other domains — among them 883.at, weinviertel-dac.at, oevp-wolfau.at and two more.
rt12.at partially shares its NS delegation with several other domains, including ck-tech.at, jalousiendoktor.at, gemeinde-preding.at and two others.
In DNS configurations, these name servers often share authority with dns1.thepoint.at, dns2.thepoint.at, ns1.lederhaas.st and 7 other name servers.
dns.lederhaas.com resolves to 195.201.96.116. dns.lederhaas.st resolves to 116.203.254.162. Both host names point to a single IP number.
Mail Servers
Mail for rt12.at is handled by one mail server — rt12.at.
rt12.at has exactly one IP number: 168.119.137.81.