htw-net.de - robtex.com
htw-net.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:8d8:912:2200::7f:2910🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910 | ||||||
| A | 82.165.41.123🇩🇪 IONOS-AS82.165.41.0/24 | ||||||
| NS | ns2.htw-0xf4.de ⭐ | ||||||
| A | 2a01:4f8:c17:46c9::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | is-0.htw-net.de | ||||||
| A | 138.201.158.194🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | is-0.htw-net.de | ||||||
| NS | ns3.htw-0xf4.de | ||||||
| A | 195.201.1.31🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | is-1.htw-net.de | ||||||
| NS | ns4.htw-0xf4.de ⚠️ Not in zone NS records | ||||||
| A | 87.106.118.203🇩🇪 IONOS-AS87.106.116.0/22 IONOS SE ber.de | ||||||
| PTR | is-2.htw-net.de | ||||||
| NS | ns5.htw-0xf4.de ⚠️ Not in parent delegation | ||||||
| A | 87.106.118.203🇩🇪 IONOS-AS87.106.116.0/22 IONOS SE ber.de | ||||||
| PTR | is-2.htw-net.de | ||||||
| TXT | v=spf1 a:server0.htw-net.de a:server1.htw-net.de a:is-0.htw-net.de a:is-1.htw... | ||||||
| SOA | ns2.htw-0xf4.deadministration@halbmond.de 2025-11-21 #0 | ||||||
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=1776999754 | ||||||
Subdomains
is-2.htw-net.de |
server2.htw-net.de |
server1.htw-net.de |
redirect.htw-net.de |
oe.htw-net.de |
bogus.htw-net.de |
heimdall.htw-net.de |
mx0.htw-net.de |
is-1.htw-net.de |
mx1.htw-net.de |
is-0.htw-net.de |
forward.htw-net.de |
server0.htw-net.de |
Same first word
htw-net.de |
Similar names
DNS History
10 records (6 active, 4 former)
○NSns.gswas.de2015-08-12 → 2016-06-05 · 4 obs
● 2016-06-05 06:27:34
○ 2016-08-02 09:07:50
○ 2026-04-24 03:27:16
○NSns1.htw-0xf4.de2016-08-02 → 2017-10-16 · 5 obs
● 2016-08-02 09:07:50
● 2017-10-16 02:28:16
○ 2018-10-05 18:01:54
○ 2026-04-24 03:27:16
●NSns2.htw-0xf4.de2016-08-02 → 2026-04-24 · 3 obs
● 2016-08-02 09:07:50
● 2026-04-24 03:27:16
●NSns3.htw-0xf4.de2018-10-05 → 2026-04-24 · 3 obs
● 2018-10-05 18:01:54
● 2026-04-24 03:27:16
●NSns4.htw-0xf4.de2018-10-05 → 2026-04-24 · 3 obs
● 2018-10-05 18:01:54
● 2026-04-24 03:27:16
●NSns5.htw-0xf4.de2026-02-15 → 2026-04-24 · 3 obs
● 2026-02-15 14:44:00
● 2026-04-24 03:27:16
○NSslv2.1und1.de2015-08-12 → 2016-06-05 · 4 obs
● 2016-06-05 06:27:34
○ 2016-08-02 09:07:50
○ 2026-04-24 03:27:16
○MXheimdall.htw-net.de2015-08-12 → 2016-06-05 · 4 obs
● 2016-06-05 06:27:34
○ 2016-08-02 09:07:50
○ 2026-04-24 03:27:16
●A2001:8d8:912:2200::7f:29102016-08-02 → 2026-04-24 · 3 obs
● 2016-08-02 09:07:50
● 2026-04-24 03:27:16
●A82.165.41.1232015-08-12 → 2026-04-24 · 2 obs
● 2026-04-24 03:27:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| htw-net.de | ns3.htw-0xf4.de, ns4.htw-0xf4.de, ns2.htw-0xf4.de | - |
✅ Authoritative Response
Server:138.201.158.194
NS records: ns3.htw-0xf4.de, ns4.htw-0xf4.de, ns2.htw-0xf4.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htw-net.de (unsigned zone)
⏱️ Timing
Total: 1387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.165.41.123 |
| AAAA | 1 | 2001:8d8:912:2200::7f:2910 |
| NS | 3 | ns2.htw-0xf4.de, ns5.htw-0xf4.de... |
| TXT | 1 | v=spf1 a:server0.htw-net.de a:server1.ht |
| SOA | 1 | ns2.htw-0xf4.de administration.halbmond. |
Analysis
Hierarchy
htw-net.de has children including is-2.htw-net.de, server2.htw-net.de, server1.htw-net.de, redirect.htw-net.de, oe.htw-net.de and a few other host names.
IP Addresses
htw-net.de points to two IP numbers: 2001:8d8:912:2200::7f:2910 and 82.165.41.123.
Other host names, for instance ip82-165-41-123.pbiaas.com, share IP numbers with htw-net.de.
Name Servers
htw-net.de is delegated to four name servers: ns2.htw-0xf4.de, ns3.htw-0xf4.de, ns4.htw-0xf4.de and ns5.htw-0xf4.de.
Host names with two IP numbers:
Host name ns2.htw-0xf4.de points to 2a01:4f8:c17:46c9::2 and 138.201.158.194.
Host names with one IP number:
Host name ns3.htw-0xf4.de points to 195.201.1.31.
Host name ns4.htw-0xf4.de points to 87.106.118.203.
Host name ns5.htw-0xf4.de points to 87.106.118.203.
Host names that point to 87.106.118.203: ns4.htw-0xf4.de and ns5.htw-0xf4.de.