classadmin.de - dns.ninja
classadmin.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.151.59.207🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | mail.73s.de | ||||||
| NS | ns1.sserv.de ⭐ | ||||||
| A | 192.174.68.13🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | pns01.kyberio-dns.com | ||||||
| NS | ns2.sserv.de | ||||||
| A | 176.97.158.13🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | pns02.kyberio-dns.de | ||||||
| MX | pop3.classadmin.de ⭐ | ||||||
| A | 83.246.86.166🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH | ||||||
| PTR | mx01.servmail.de | ||||||
| TXT | v=spf1 a mx ip4:83.246.86.160/27 ~all | ||||||
| SOA | ns1.sserv.dehostmaster@sserv.de 2026-04-23 #1 | ||||||
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=1782733368 | ||||||
Subdomains
pop3.classadmin.de |
Same first word
classadmin.de |
Similar names
DNS History
5 records (4 active, 1 former)
●MXpop3.classadmin.de2015-08-09 → 2026-06-29 · 2 obs
● 2026-06-29 11:55:54
○A62.26.216.822015-08-09 → 2026-04-21 · 4 obs
● 2026-04-21 22:29:12
○ 2026-06-29 11:55:52
○ 2026-06-29 11:55:54
●A80.151.59.2072026-06-29 → 2026-06-29 · 3 obs
● 2026-06-29 11:55:52
● 2026-06-29 11:55:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| classadmin.de | ns1.sserv.de, ns2.sserv.de | - |
✅ Authoritative Response
Server:176.97.158.13
NS records: ns1.sserv.de, ns2.sserv.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classadmin.de (unsigned zone)
⏱️ Timing
Total: 1119ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.151.59.207 |
| NS | 2 | ns1.sserv.de, ns2.sserv.de |
| MX | 1 | pop3.classadmin.de (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:83.246.86.160/27 ~all |
| SOA | 1 | ns1.sserv.de hostmaster.sserv.de |
Analysis
Hierarchy
The domain pop3.classadmin.de falls under the parent classadmin.de.
IP Addresses
classadmin.de resolves to just one IP address, 80.151.59.207.
moderne-schul-edv.de, schoolinthebox.de, seventythree.de and schooladmin.net are among the host names that share IP numbers with classadmin.de.
Name Servers
classadmin.de has two authoritative name servers — ns1.sserv.de and ns2.sserv.de.
classadmin.de shares its NS records with other domains, for example loehr-joerg.com, schooladmin.net, ski-zillertal3000.at and two others.
At least some of classadmin.de's name servers are shared with other domains, for example giselaberg.de, cbn.at, your-world.tv and two more.
These name servers tend to co-occur with pns01.dcsix.net, pns02.dcsix.net, pns03.dcsix.net and 5 other name servers in the same DNS delegations.
Each of ns1.sserv.de and ns2.sserv.de has one IP address: ns1.sserv.de uses 192.174.68.13 and ns2.sserv.de uses 176.97.158.13.
Mail Servers
The sole mail server for classadmin.de is pop3.classadmin.de.
pop3.classadmin.de points to one IP number — 83.246.86.166.