sth-ulm.de - robtex.com
sth-ulm.de
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=1777137371 | ||||||
MX for
sth-ulm.de |
Same first word
sth-ulm.de |
DNS History
7 records (7 active, 0 former)
●MXsth-ulm.de2026-03-20 → 2026-04-25 · 2 obs
● 2026-04-25 17:40:48
●A5.199.176.1702026-03-20 → 2026-04-25 · 2 obs
● 2026-04-25 17:40:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sth-ulm.de | ns2.iserv.eu, ns4.iserv.eu, ns1.iserv.eu, ns3.iserv.eu | - |
✅ Authoritative Response
Server:2a03:4000:20:19e::1
NS records: ns2.iserv.eu, ns4.iserv.eu, ns1.iserv.eu, ns3.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sth-ulm.de (unsigned zone)
⏱️ Timing
Total: 3540ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.199.176.170 |
| NS | 4 | ns1.iserv.eu, ns2.iserv.eu... |
| MX | 2 | offline.iserv.eu (pri: 50), sth-ulm.de (pri: 10) |
| TXT | 2 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i, apple-domain-verification=dxIl26UFDAkWul |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Mail Server Role
For sth-ulm.de, the mail server is sth-ulm.de.
offline.iserv.eu is a mail server commonly used with sth-ulm.de.
IP Addresses
sth-ulm.de resolves to one IP number: 5.199.176.170.
Name Servers
sth-ulm.de is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
sth-ulm.de at least partially shares name servers with other domains, for instance bracke-igs.de, gym-uetze.de, ggs-schenefeld.eu, kgs-kirchweyhe.eu and als-hannover.de.
Host names with two IP numbers:
ns1.iserv.eu points to 2a01:4f8:c01f:42::1 and 116.202.2.219; ns2.iserv.eu points to 2a03:4000:20:19b::1 and 91.204.44.133; ns3.iserv.eu points to 2a01:4f8:1c0c:8111::1 and 116.203.7.41; ns4.iserv.eu points to 2a03:4000:20:19e::1 and 188.68.45.203.
Mail Servers
sth-ulm.de is handled by two mail servers: sth-ulm.de and offline.iserv.eu.
sth-ulm.de shares some mail servers with other domains, at least partially, for instance sekae.org, gss-kuen.de, crailsheim-asg.de, schulzentrum-oyten.de and gze-bz.de.
Two IP numbers for a host: offline.iserv.eu points to 2a01:4f8:c2c:4863::1 and 159.69.47.32.
One IP number for a host: sth-ulm.de points to 5.199.176.170.