kepler-ibb.de - robtex.com
kepler-ibb.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=1775987750 | ||||||
MX for
kepler-ibb.de |
Same first word
kepler-ibb.de |
DNS History
15 records (7 active, 8 former)
●NSns1.iserv.eu2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
○NSns1116.ui-dns.biz2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
○NSns1116.ui-dns.com2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
○NSns1116.ui-dns.de2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
○NSns1116.ui-dns.org2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
●NSns2.iserv.eu2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
●NSns3.iserv.eu2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
●NSns4.iserv.eu2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
●MXkepler-ibb.de2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
○MXmx00.kundenserver.de2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
○MXmx01.kundenserver.de2018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
●MXoffline.iserv.eu2026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
○A2001:8d8:100f:f000::2182018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
○A217.160.0.992018-10-14 → 2018-10-14 · 3 obs
○ 2026-03-22 01:43:24
○ 2026-04-12 10:25:52
●A91.249.252.1302026-03-22 → 2026-04-12 · 3 obs
● 2026-03-22 01:43:24
● 2026-04-12 10:25:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| kepler-ibb.de | ns3.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns4.iserv.eu | - |
✅ Authoritative Response
Server:188.68.45.203
NS records: ns3.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns4.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kepler-ibb.de (unsigned zone)
⏱️ Timing
Total: 1060ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.249.252.130 |
| NS | 4 | ns1.iserv.eu, ns4.iserv.eu... |
| MX | 2 | kepler-ibb.de (pri: 10), offline.iserv.eu (pri: 50) |
| TXT | 1 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Mail Server Role
kepler-ibb.de serves as the mail server for kepler-ibb.de.
offline.iserv.eu is commonly used as a mail server in conjunction with kepler-ibb.de.
IP Addresses
kepler-ibb.de points to a single IP number: 91.249.252.130.
Name Servers
kepler-ibb.de is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
kepler-ibb.de shares name servers with other domains at least partially, for instance mx0.gesahu.de, landfermann-gym.eu, weser-sek.de, gs-alf.de and sz-bg.de.
Host names with two IP numbers:
ns1.iserv.eu resolves to 2a01:4f8:c01f:42::1 and 116.202.2.219.
ns2.iserv.eu resolves to 2a03:4000:20:19b::1 and 91.204.44.133.
ns3.iserv.eu resolves to 2a01:4f8:1c0c:8111::1 and 116.203.7.41.
ns4.iserv.eu resolves to 2a03:4000:20:19e::1 and 188.68.45.203.
Mail Servers
Two mail servers handle kepler-ibb.de: kepler-ibb.de and offline.iserv.eu.
kepler-ibb.de shares some mail servers with other domains, including hilde-domin-schule.de, iserv-gss-geeste.de, lsg-schule.de, mg-jever.de and hugo-schule.de.
Host names with two IPs:
offline.iserv.eu points to: 2a01:4f8:c2c:4863::1 and 159.69.47.32.
Host names with one IP:
kepler-ibb.de points to: 91.249.252.130.