simulationcenter.de - dns.ninja
simulationcenter.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=1784713434 | ||||||
Same first word
simulationcenter.org |
simulationcenter.de |
Similar names
DNS History
13 records (8 active, 5 former)
○NSdeneb.dfn.de2015-05-10 → 2016-01-15 · 4 obs
● 2016-01-15 14:03:40
○ 2016-04-02 03:59:54
○ 2026-07-22 10:03:02
●NSgomorra.rz.tu-clausthal.de2015-05-10 → 2026-07-22 · 2 obs
● 2026-07-22 10:03:02
●NSnumerobis.rz.tu-clausthal.de2015-05-10 → 2026-07-22 · 2 obs
● 2026-07-22 10:03:02
●NSsodom.rz.tu-clausthal.de2015-05-10 → 2026-07-22 · 2 obs
● 2026-07-22 10:03:02
●MXa1071.mx.srv.dfn.de2026-02-16 → 2026-07-22 · 3 obs
● 2026-02-16 17:10:52
● 2026-07-22 10:03:02
●MXb1071.mx.srv.dfn.de2026-02-16 → 2026-07-22 · 3 obs
● 2026-02-16 17:10:52
● 2026-07-22 10:03:02
●MXc1071.mx.srv.dfn.de2026-02-16 → 2026-07-22 · 3 obs
● 2026-02-16 17:10:52
● 2026-07-22 10:03:02
○MXmfilter-107-1-1.mx.srv.dfn.de2015-05-10 → 2017-04-09 · 4 obs
● 2017-04-09 12:23:06
○ 2026-02-16 17:10:52
○ 2026-07-22 10:03:02
○MXmfilter-107-1-2.mx.srv.dfn.de2015-05-10 → 2017-04-09 · 4 obs
● 2017-04-09 12:23:06
○ 2026-02-16 17:10:52
○ 2026-07-22 10:03:02
○MXmfilter-107-1-3.mx.srv.dfn.de2015-05-10 → 2017-04-09 · 4 obs
● 2017-04-09 12:23:06
○ 2026-02-16 17:10:52
○ 2026-07-22 10:03:02
○A139.174.32.12015-05-10 → 2017-04-09 · 4 obs
● 2017-04-09 12:23:06
○ 2026-02-16 17:10:52
○ 2026-07-22 10:03:02
●A139.174.32.122026-02-16 → 2026-07-22 · 3 obs
● 2026-02-16 17:10:52
● 2026-07-22 10:03:02
●A2001:638:605:20:1::c2026-02-16 → 2026-07-22 · 3 obs
● 2026-02-16 17:10:52
● 2026-07-22 10:03:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| simulationcenter.de | sodom.rz.tu-clausthal.de, numerobis.rz.tu-clausthal.de, gomorra.rz.tu-clausthal.de | 6 records |
✅ Authoritative Response
Server:139.174.33.186
NS records: sodom.rz.tu-clausthal.de, numerobis.rz.tu-clausthal.de, gomorra.rz.tu-clausthal.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simulationcenter.de (unsigned zone)
⏱️ Timing
Total: 793ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.174.32.12 |
| AAAA | 1 | 2001:638:605:20:1::c |
| NS | 3 | gomorra.rz.tu-clausthal.de, sodom.rz.tu-clausthal.de... |
| MX | 3 | a1071.mx.srv.dfn.de (pri: 10), c1071.mx.srv.dfn.de (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.tu-clausthal.de ~all |
| SOA | 1 | gomorra.rz.tu-clausthal.de hostmaster.tu |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (numerobis.rz.tu-clausthal.de, gomorra.rz.tu-clausthal.de, sodom.rz.tu-clausthal.de...)
Analysis
IP Addresses
simulationcenter.de resolves to the IP addresses 139.174.32.12 and 2001:638:605:20:1::c
gimli.rz.tu-clausthal.de, ievb.tu-clausthal.de, geomuseum.tu-clausthal.de and two other host names share IP numbers with simulationcenter.de.
Name Servers
DNS for simulationcenter.de is handled by three authoritative name servers: gomorra.rz.tu-clausthal.de, numerobis.rz.tu-clausthal.de and sodom.rz.tu-clausthal.de.
simulationcenter.de partially shares its NS delegation with several other domains, including sw.tu-clausthal.de, vinst3.tu-clausthal.de, 80.174.139.in-addr.arpa and two others.
These name servers often co-occur with the name servers dns-1.dfn.de.
Three hostnames — gomorra.rz.tu-clausthal.de, numerobis.rz.tu-clausthal.de and sodom.rz.tu-clausthal.de — each have two IP addresses: gomorra.rz.tu-clausthal.de has 139.174.2.5 and 2001:638:605:2:1::5, numerobis.rz.tu-clausthal.de has 139.174.33.186 and 2001:638:605:2021:1::186, and sodom.rz.tu-clausthal.de has 139.174.2.6 and 2001:638:605:2:1::6.
Mail Servers
simulationcenter.de uses three mail servers — a1071.mx.srv.dfn.de, b1071.mx.srv.dfn.de and c1071.mx.srv.dfn.de.
simulationcenter.de has at least partial mail server overlap with other domains such as iww.tu-clausthal.de, cutec.de, imw.tu-clausthal.de and two more.
Three hostnames — a1071.mx.srv.dfn.de, b1071.mx.srv.dfn.de and c1071.mx.srv.dfn.de — each have two IP addresses: a1071.mx.srv.dfn.de has 194.95.232.40 and 2001:638:d:c301:acdc:1979:2:9, b1071.mx.srv.dfn.de has 194.95.234.40 and 2001:638:d:c302:acdc:1979:2:9, and c1071.mx.srv.dfn.de has 194.95.238.40 and 2001:638:d:c303:acdc:1979:2:9.