igs-k.de - robtex.com
igs-k.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=1774635713 | ||||||
MX for
igs-k.de |
Same first word
igs-k.de |
Similar names
DNS History
32 records (7 active, 25 former)
●NSns3.iserv.eu2016-08-14 → 2026-03-27 · 3 obs
● 2016-08-14 10:35:40
● 2026-03-27 18:45:50
●NSns4.iserv.eu2018-10-26 → 2026-03-27 · 3 obs
● 2018-10-26 17:51:50
● 2026-03-27 18:45:50
●MXigs-k.de2015-08-13 → 2026-03-27 · 2 obs
● 2026-03-27 18:45:50
●MXoffline.iserv.eu2015-08-13 → 2026-03-27 · 5 obs
● 2016-03-25 22:35:00
○ 2016-08-14 10:35:40
● 2017-04-27 22:04:40
● 2026-03-27 18:45:50
○A217.246.75.1202015-08-13 → 2015-08-13 · 3 obs
○ 2015-09-19 19:21:28
○ 2026-03-27 18:45:50
○A217.246.76.1732015-09-19 → 2015-09-19 · 4 obs
● 2015-09-19 19:21:28
○ 2015-12-20 10:34:58
○ 2026-03-27 18:45:50
○A217.246.77.662016-03-25 → 2016-03-25 · 4 obs
● 2016-03-25 22:35:00
○ 2016-08-14 10:35:40
○ 2026-03-27 18:45:50
○A217.87.37.2522017-05-07 → 2017-05-07 · 4 obs
● 2017-05-07 23:15:12
○ 2017-07-09 11:30:50
○ 2026-03-27 18:45:50
○A217.87.37.302018-01-09 → 2018-01-09 · 4 obs
● 2018-01-09 11:35:58
○ 2018-02-02 23:32:58
○ 2026-03-27 18:45:50
○A217.87.38.1212018-08-15 → 2018-08-15 · 4 obs
● 2018-08-15 21:48:46
○ 2018-08-30 18:10:46
○ 2026-03-27 18:45:50
○A217.87.38.522018-03-19 → 2018-03-19 · 4 obs
● 2018-03-19 15:43:16
○ 2018-04-10 12:40:38
○ 2026-03-27 18:45:50
○A217.87.39.742017-08-20 → 2017-08-20 · 4 obs
● 2017-08-20 01:54:36
○ 2017-09-10 02:46:38
○ 2026-03-27 18:45:50
○A217.87.41.1562018-02-02 → 2018-02-02 · 4 obs
● 2018-02-02 23:32:58
○ 2018-02-25 22:40:08
○ 2026-03-27 18:45:50
○A217.87.41.482018-08-03 → 2018-08-03 · 4 obs
● 2018-08-03 12:07:40
○ 2018-08-15 21:48:46
○ 2026-03-27 18:45:50
○A217.87.43.1312017-09-10 → 2017-09-10 · 4 obs
● 2017-09-10 02:46:38
○ 2017-10-23 05:06:42
○ 2026-03-27 18:45:50
○A217.87.44.1032017-10-23 → 2017-10-23 · 4 obs
● 2017-10-23 05:06:42
○ 2018-01-09 11:35:58
○ 2026-03-27 18:45:50
○A217.87.44.422017-07-09 → 2017-07-09 · 4 obs
● 2017-07-09 11:30:50
○ 2017-08-20 01:12:00
○ 2026-03-27 18:45:50
○A217.87.46.1032018-07-08 → 2018-07-08 · 4 obs
● 2018-07-08 07:46:36
○ 2018-08-03 12:07:40
○ 2026-03-27 18:45:50
●A91.249.241.432026-02-26 → 2026-03-27 · 3 obs
● 2026-02-26 14:47:56
● 2026-03-27 18:45:50
○A91.6.150.342017-08-20 → 2017-08-20 · 4 obs
● 2017-08-20 01:12:00
○ 2017-08-20 01:54:36
○ 2026-03-27 18:45:50
○A91.6.153.572019-03-05 → 2019-03-05 · 4 obs
● 2019-03-05 18:57:40
○ 2026-02-26 14:47:56
○ 2026-03-27 18:45:50
○A91.6.154.1022018-10-26 → 2018-10-26 · 4 obs
● 2018-10-26 17:51:50
○ 2018-12-01 14:57:04
○ 2026-03-27 18:45:50
○A91.6.155.242018-06-15 → 2018-06-15 · 4 obs
● 2018-06-15 03:07:32
○ 2018-07-08 07:46:36
○ 2026-03-27 18:45:50
○A91.6.155.352018-12-01 → 2018-12-01 · 4 obs
● 2018-12-01 14:57:04
○ 2019-03-05 18:57:40
○ 2026-03-27 18:45:50
○A91.6.156.1612018-02-25 → 2018-02-25 · 4 obs
● 2018-02-25 22:40:08
○ 2018-03-19 15:43:16
○ 2026-03-27 18:45:50
○A91.6.158.922018-08-30 → 2018-08-30 · 4 obs
● 2018-08-30 18:10:46
○ 2018-10-26 17:51:50
○ 2026-03-27 18:45:50
○A91.6.159.1132018-04-10 → 2018-04-10 · 4 obs
● 2018-04-10 12:40:38
○ 2018-06-15 03:07:32
○ 2026-03-27 18:45:50
○A93.215.13.1042016-08-14 → 2016-08-14 · 4 obs
● 2016-08-14 10:35:40
○ 2017-04-27 22:04:40
○ 2026-03-27 18:45:50
○A93.215.14.1872015-12-20 → 2015-12-20 · 4 obs
● 2015-12-20 10:34:58
○ 2016-03-25 22:35:00
○ 2026-03-27 18:45:50
○A93.215.5.832017-04-27 → 2017-04-27 · 4 obs
● 2017-04-27 22:04:40
○ 2017-05-07 23:15:12
○ 2026-03-27 18:45:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| igs-k.de | ns4.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu | - |
✅ Authoritative Response
Server:116.203.7.41
NS records: ns4.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for igs-k.de (unsigned zone)
⏱️ Timing
Total: 1473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.249.241.43 |
| NS | 4 | ns3.iserv.eu, ns4.iserv.eu... |
| MX | 2 | igs-k.de (pri: 10), offline.iserv.eu (pri: 50) |
| TXT | 2 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i, MS=71BC3EFBCE57C866062364B84972859C9E543 |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Mail Server Role
The mail server for igs-k.de is igs-k.de.
offline.iserv.eu is a mail server commonly used with igs-k.de.
IP Addresses
igs-k.de points to a single IP address: 91.249.241.43.
Other host names, such as igs-krummhoern-iserv.de and leasedline-static-091-249-241-043.ewe-ip-backbone.de, share IP numbers with igs-k.de.
Name Servers
igs-k.de is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
igs-k.de at least partially shares name servers with other domains, for example gs-timmerlah.de, gesamtschule-online.de, nicolaischule-verden.de, abendgymnasium-os.de and ehs-lemwerder.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
Two mail servers handle igs-k.de: igs-k.de and offline.iserv.eu.
igs-k.de shares at least partially some mail servers with other domains, for instance afp-sof.de, fge-norden.de, iserv-adendorf.de, wwseutin.de and voss-schule.eu.
Host names with two IP numbers:
offline.iserv.eu points to 2a01:4f8:c2c:4863::1 and 159.69.47.32.
Host names with one IP number:
igs-k.de points to 91.249.241.43.