drk-schule.de - robtex.com
drk-schule.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.82.221.207🇩🇪 MYLOC-AS80.82.208.0/20 myLoc managed IT AG | ||||||
| NS | dns01.dt-internet.de ⭐ | ||||||
| A | 85.14.209.240🇩🇪 MYLOC-AS85.14.192.0/18 myLoc managed IT AG | ||||||
| PTR | dns01.dt-internet.de | ||||||
| NS | dns05.d-t-internet.de | ||||||
| A | 185.102.94.105🇩🇪 gridscale185.102.92.0/22 | ||||||
| PTR | dns05.d-t-internet.de | ||||||
| MX | 1.mailrelay.dt-internet.de ⭐ | ||||||
| A | 85.14.209.60🇩🇪 MYLOC-AS85.14.192.0/18 myLoc managed IT AG | ||||||
| MX | 2.mailrelay.dt-internet.de ⭐ | ||||||
| A | 85.14.209.59🇩🇪 MYLOC-AS85.14.192.0/18 myLoc managed IT AG | ||||||
| MX | backuprelay.dt-internet.de(20) | ||||||
| A | 85.14.209.59🇩🇪 MYLOC-AS85.14.192.0/18 myLoc managed IT AG | ||||||
| TXT | v=spf1 include:ihr-webspace.de ~all | ||||||
| SOA | dns01.dt-internet.dednsadmin@dt-internet.de serial=3748003988 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1786238036 | ||||||
Subdomains
mail.drk-schule.de |
Same first word
drk-schule.de |
DNS History
11 records (6 active, 5 former)
●NSdns01.dt-internet.de2026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
●NSdns05.d-t-internet.de2026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
○NSns1.ns-serve.net2015-07-20 → 2017-02-11 · 4 obs
● 2017-02-11 10:30:02
○ 2026-04-29 09:40:44
○ 2026-08-09 01:45:16
○NSns2.ns-serve.net2015-07-20 → 2017-02-11 · 4 obs
● 2017-02-11 10:30:02
○ 2026-04-29 09:40:44
○ 2026-08-09 01:45:16
●MX1.mailrelay.dt-internet.de2026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
●MX2.mailrelay.dt-internet.de2026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
●MXbackuprelay.dt-internet.de2026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
○MXmail.drk-schule.de2015-07-20 → 2015-07-20 · 3 obs
○ 2015-11-18 08:42:58
○ 2026-08-09 01:45:16
○MXmx1.agenturserver.de2015-11-18 → 2017-02-11 · 5 obs
● 2015-11-18 08:42:58
● 2017-02-11 10:30:02
○ 2026-04-29 09:40:44
○ 2026-08-09 01:45:16
○A46.30.58.1352015-07-20 → 2017-02-11 · 4 obs
● 2017-02-11 10:30:02
○ 2026-04-29 09:40:44
○ 2026-08-09 01:45:16
●A80.82.221.2072026-04-29 → 2026-08-09 · 3 obs
● 2026-04-29 09:40:44
● 2026-08-09 01:45:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| drk-schule.de | dns01.dt-internet.de, dns05.d-t-internet.de | 3 records |
✅ Authoritative Response
Server:185.102.94.105
NS records: dns01.dt-internet.de, dns05.d-t-internet.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for drk-schule.de (unsigned zone)
⏱️ Timing
Total: 835ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.82.221.207 |
| NS | 2 | dns05.d-t-internet.de, dns01.dt-internet.de |
| MX | 3 | 2.mailrelay.dt-internet.de (pri: 10), backuprelay.dt-internet.de (pri: 20)... |
| TXT | 1 | v=spf1 include:ihr-webspace.de ~all |
| SOA | 1 | dns01.dt-internet.de dnsadmin.dt-interne |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (dns05.d-t-internet.de, dns01.dt-internet.de, dns01.dt-internet.de)
Analysis
Hierarchy
mail.drk-schule.de is delegated beneath drk-schule.de.
IP Addresses
drk-schule.de resolves to just one IP address, 80.82.221.207.
Two other host names, along with smtp.drk-mainz.de, mail.drk-mainz.de and drk-merzig.de, also share IP numbers with drk-schule.de.
Name Servers
drk-schule.de is served by two delegated name servers, dns05.d-t-internet.de and dns01.dt-internet.de.
drk-schule.de shares its NS records with other domains, for example schwesternschaft-hamburg.drk.de, drk-laer.de, wasserwacht-krefeld.de and two others.
There is at least partial name server overlap between drk-schule.de and other domains — pflegezentrum-laucha.de, drkcms.de, brk-regensburg.de and two more among them.
These name servers frequently co-occur with the name servers dns02.d-t-internet.de and dns04.d-t-internet.de.
dns05.d-t-internet.de → 185.102.94.105 and dns01.dt-internet.de → 85.14.209.240: one IP number per host name.
Mail Servers
Incoming mail for drk-schule.de is delivered via three mail servers: backuprelay.dt-internet.de, 1.mailrelay.dt-internet.de and 2.mailrelay.dt-internet.de.
There is at least a partial MX overlap between drk-schule.de and other domains, including drkberlin-suedwest.de, ov-velbert.drk.de, drk-erste-hilfe.de and two others.
The hostnames backuprelay.dt-internet.de, 1.mailrelay.dt-internet.de and 2.mailrelay.dt-internet.de each have one IP address. backuprelay.dt-internet.de resolves to 85.14.209.59; 1.mailrelay.dt-internet.de resolves to 85.14.209.60; 2.mailrelay.dt-internet.de resolves to 85.14.209.59 — the same address as backuprelay.dt-internet.de.
These two host names — backuprelay.dt-internet.de and 2.mailrelay.dt-internet.de — each point to 85.14.209.59 IP addresses.