hostmaster.schule-beruf.de - robtex.com
hostmaster.schule-beruf.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:b13:1001::4🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.10.75🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| NS | ns11.realtime.at ⚠️ Not in parent delegation | ||||||
| A | 2a01:4f8:b13:1001::4🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.10.75🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | 5.9.10.75 | ||||||
| NS | ns12.realtime.at ⚠️ Not in parent delegation | ||||||
| A | 2a01:4f8:10b:3350::3🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 94.130.127.85🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC | ||||||
| PTR | ns11.realtime.at | ||||||
| TXT | v=DMARC1; p=reject; | ||||||
| TXT | v=spf1 mx -all | ||||||
schule-beruf.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:b13:1001::4🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.10.75🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| NS | ns11.realtime.at ⭐ | ||||||
| NS | ns12.realtime.at | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns11.realtime.atoffice@realtime.at 2023-12-12 #12 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns11.realtime.at2026-05-15 → 2026-05-15 · 1 obs
●NSns12.realtime.at2026-05-15 → 2026-05-15 · 1 obs
○MXmxlb.ispgateway.de2015-07-10 → 2016-04-27 · 3 obs
● 2016-04-27 16:03:58
○ 2026-05-15 15:07:36
○A2a00:1158:0:300:d862::12015-07-10 → 2016-04-27 · 3 obs
● 2016-04-27 16:03:58
○ 2026-05-15 15:07:36
○A2a01:4f8:160:8082::42026-05-15 → 2026-05-15 · 1 obs
●A2a01:4f8:b13:1001::42026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 15:07:36
●A5.9.10.752026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 15:07:36
○A80.67.28.992015-07-10 → 2016-04-27 · 3 obs
● 2016-04-27 16:03:58
○ 2026-05-15 15:07:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| schule-beruf.de | ns11.realtime.at, ns12.realtime.at | - |
✅ Authoritative Response
Server:5.9.10.75
NS records: ns11.realtime.at, ns12.realtime.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schule-beruf.de (unsigned zone)
⏱️ Timing
Total: 1455ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.9.10.75 |
| AAAA | 1 | 2a01:4f8:b13:1001::4 |
| NS | 2 | ns12.realtime.at, ns11.realtime.at |
| MX | 1 | . (pri: 10) |
| TXT | 2 | v=DMARC1; p=reject;, v=spf1 mx -all |
Analysis
IP Addresses
Two IP numbers are pointed to by hostmaster.schule-beruf.de: 2a01:4f8:b13:1001::4 and 5.9.10.75.
other host names include games-cologne.de, mail.courses.be, schule-beruf.de, www.digitalisierung-gestalten.de and mail.spare.ch; they share IP numbers with hostmaster.schule-beruf.de.
Name Servers
Two name servers ns11.realtime.at and ns12.realtime.at handle the delegation for hostmaster.schule-beruf.de.
hostmaster.schule-beruf.de shares the same name server setup as other domains, for instance www.assistentenboerse.de, duesseldorf-pizza.de, prochainement.be, 330.be and eveil.eu.
Host names with two IP numbers:
ns11.realtime.at points to 2a01:4f8:b13:1001::4 and 5.9.10.75.
ns12.realtime.at points to 2a01:4f8:10b:3350::3 and 94.130.127.85.