ctrf.eu - dns.ninja
ctrf.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:b13:1001::5🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.10.76🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| NS | dns1.realtime.at ⭐ | ||||||
| A | 2a01:4f8:b13:1001::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.10.78🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | realtime.at | ||||||
| NS | dns2.realtime.at | ||||||
| A | 2a01:4f9:c010:3066::1🇫🇮 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK | ||||||
| A | 95.216.194.108🇫🇮 Hetzner95.216.0.0/16 HETZNER-DC | ||||||
| PTR | zabbix.realtime.at | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | dns1.realtime.athostmaster@realtime.at 2026-07-03 #1 | ||||||
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=1126469905 | ||||||
Subdomains
sso.ctrf.eu |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
●NSdns1.realtime.at2026-03-28 → 2026-07-26 · 3 obs
● 2026-03-28 14:06:04
● 2026-07-26 12:07:08
○NSdns1.webnode.com2015-08-03 → 2017-06-08 · 4 obs
● 2017-06-08 13:16:26
○ 2026-03-28 14:06:04
○ 2026-07-26 12:07:08
●NSdns2.realtime.at2026-03-28 → 2026-07-26 · 3 obs
● 2026-03-28 14:06:04
● 2026-07-26 12:07:08
○NSdns2.webnode.com2015-08-03 → 2017-06-08 · 4 obs
● 2017-06-08 13:16:26
○ 2026-03-28 14:06:04
○ 2026-07-26 12:07:08
○MX.2026-03-28 → 2026-07-26 · 2 obs
○ 2026-07-26 12:07:08
○MXmta-01.webnode.com2015-08-03 → 2017-06-08 · 4 obs
● 2017-06-08 13:16:26
○ 2026-03-28 14:06:04
○ 2026-07-26 12:07:08
○A178.238.32.2422016-09-09 → 2017-06-08 · 5 obs
● 2016-09-09 21:06:56
● 2017-06-08 13:16:26
○ 2026-03-28 14:06:04
○ 2026-07-26 12:07:08
○A185.53.177.312026-03-28 → 2026-06-11 · 5 obs
● 2026-03-28 14:06:04
● 2026-06-11 21:55:20
○ 2026-07-12 04:33:22
○ 2026-07-26 12:07:08
●A2a01:4f8:b13:1001::52026-07-12 → 2026-07-26 · 3 obs
● 2026-07-12 04:33:22
● 2026-07-26 12:07:08
●A5.9.10.762026-07-12 → 2026-07-26 · 3 obs
● 2026-07-12 04:33:22
● 2026-07-26 12:07:08
○A82.208.18.2132015-08-03 → 2016-03-21 · 4 obs
● 2016-03-21 00:30:16
○ 2016-09-09 21:06:56
○ 2026-07-26 12:07:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, be.dns.eu, x.dns.eu, y.dns.eu... | - |
| ctrf.eu | dns1.realtime.at, dns2.realtime.at | - |
✅ Authoritative Response
Server:5.9.10.78
NS records: dns1.realtime.at, dns2.realtime.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctrf.eu (unsigned zone)
⏱️ Timing
Total: 2098ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.9.10.76 |
| AAAA | 1 | 2a01:4f8:b13:1001::5 |
| NS | 2 | dns1.realtime.at, dns2.realtime.at |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | dns1.realtime.at hostmaster.realtime.at |
Analysis
Hierarchy
sso.ctrf.eu is a subdomain of ctrf.eu.
IP Addresses
ctrf.eu points to the IP addresses 5.9.10.76 and 2a01:4f8:b13:1001::5
automatenaufsteller.at, passend.de, wgy.eu plus two other host names have IP numbers in common with ctrf.eu.
Name Servers
ctrf.eu uses two name servers for its delegation: dns1.realtime.at and dns2.realtime.at.
The name server configuration of ctrf.eu is shared with other domains, for instance senden.at, down.eu, payback.be and two others.
The two host names dns1.realtime.at and dns2.realtime.at each have a pair of IP addresses: dns1.realtime.at has 5.9.10.78 and 2a01:4f8:b13:1001::2, and dns2.realtime.at has 95.216.194.108 and 2a01:4f9:c010:3066::1.