obs-w.de - robtex.com
obs-w.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=1774767608 | ||||||
MX for
obs-w.de |
Same first word
obs-w.de |
Similar names
DNS History
13 records (7 active, 6 former)
●NSns3.iserv.eu2016-11-26 → 2026-03-29 · 3 obs
● 2016-11-26 23:01:20
● 2026-03-29 07:00:44
●MXobs-w.de2015-06-01 → 2026-03-29 · 2 obs
● 2026-03-29 07:00:44
●MXoffline.iserv.eu2015-06-01 → 2026-03-29 · 5 obs
● 2016-04-14 03:03:34
○ 2016-11-26 23:01:20
● 2017-05-06 12:48:10
● 2026-03-29 07:00:44
●A80.153.20.2152026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 07:00:44
○A85.16.0.1552015-10-28 → 2015-10-28 · 4 obs
● 2015-10-28 07:35:34
○ 2016-01-22 20:26:24
○ 2026-03-29 07:00:44
○A85.16.0.2402017-05-06 → 2017-05-06 · 3 obs
● 2017-05-06 12:48:10
○ 2026-03-29 07:00:44
○A85.16.2.1002016-04-14 → 2016-04-14 · 4 obs
● 2016-04-14 03:03:34
○ 2016-11-26 23:01:20
○ 2026-03-29 07:00:44
○A85.16.2.1612016-01-22 → 2016-01-22 · 4 obs
● 2016-01-22 20:26:24
○ 2016-04-14 03:03:34
○ 2026-03-29 07:00:44
○A85.16.3.1452015-06-01 → 2015-06-01 · 3 obs
○ 2015-10-28 07:35:34
○ 2026-03-29 07:00:44
○A85.16.3.242016-11-26 → 2016-11-26 · 4 obs
● 2016-11-26 23:01:20
○ 2017-05-06 12:48:10
○ 2026-03-29 07:00:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| obs-w.de | ns1.iserv.eu, ns3.iserv.eu, ns2.iserv.eu, ns4.iserv.eu | - |
✅ Authoritative Response
Server:188.68.45.203
NS records: ns1.iserv.eu, ns3.iserv.eu, ns2.iserv.eu, ns4.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for obs-w.de (unsigned zone)
⏱️ Timing
Total: 1322ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.153.20.215 |
| NS | 4 | ns1.iserv.eu, ns2.iserv.eu... |
| MX | 2 | obs-w.de (pri: 10), offline.iserv.eu (pri: 50) |
| TXT | 2 | MS=21A450FF5E25EC1CA6A8895FBFA841B86694C, v=spf1 a mx a:relay1.iserv.eu a:relay2.i |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Mail Server Role
For obs-w.de, the mail server is obs-w.de.
offline.iserv.eu is a mail server commonly used with obs-w.de.
IP Addresses
obs-w.de resolves to one IP number: 80.153.20.215.
Other host names, for instance p509914d7.dip0.t-ipconnect.de, share IP numbers with obs-w.de.
Name Servers
obs-w.de is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
obs-w.de at least partially shares name servers with other domains, for instance erasgym.de, schulserver.org, mes-schoental.de, rsmasch.de and bechtle-mainz.test-iserv.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
obs-w.de is handled by two mail servers: obs-w.de and offline.iserv.eu.
obs-w.de shares some mail servers with other domains, at least partially, for instance stk-hh.de, igs-oyten.eu, riecken.info, slg-ahrensburg.org and algs-burgdorf.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: obs-w.de points to 80.153.20.215.