htsk.de - dns.ninja

htsk.de

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.128🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1116.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5374:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1116.ui-dns.org
A217.160.83.116🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1116.ui-dns.org
NSns1040.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5128:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1040.ui-dns.biz
A217.160.81.40🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1040.ui-dns.biz
NSns1081.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5251:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1081.ui-dns.com
A217.160.82.81🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1081.ui-dns.com
NSns1099.ui-dns.de
A2607:f1c0:fe:53:185:132:32:99🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1099.ui-dns.de
A217.160.80.99🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1099.ui-dns.de
MXmx1.belwue.de
A2001:7c0:0:76::1🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in01.belwue.de
A2001:7c0:0:76::2🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in02.belwue.de
A129.143.76.1🇩🇪 BELWUE129.143.0.0/16
PTRmail-in01.belwue.de
A129.143.76.2🇩🇪 BELWUE129.143.0.0/16
PTRmail-in02.belwue.de
MXmx2.belwue.de
A2001:7c0:0:76::2🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in02.belwue.de
A129.143.76.2🇩🇪 BELWUE129.143.0.0/16
PTRmail-in02.belwue.de
MXmx3.belwue.de
A2001:7c0:0:76::3🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in03.belwue.de
A129.143.76.3🇩🇪 BELWUE129.143.0.0/16
PTRmail-in03.belwue.de
MXmx4.belwue.de
A2001:7c0:0:76::3🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in03.belwue.de
A2001:7c0:0:76::4🇩🇪 BELWUE2001:7c0::/32 -V6
PTRmail-in04.belwue.de
A129.143.76.3🇩🇪 BELWUE129.143.0.0/16
PTRmail-in03.belwue.de
A129.143.76.4🇩🇪 BELWUE129.143.0.0/16
PTRmail-in04.belwue.de
TXTv=spf1 include:_spf.belwue.de -all
TXT15.09.2025
SOAns1116.ui-dns.orghostmaster@1und1.com 2017-06-01 #19

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1782802392

Same first word

Similar names

DNS History

14 records (10 active, 4 former)

20162017201820192020202120222023202420252026NSns1040.ui-dns.bizns1081.ui-dns.comns1099.ui-dns.dens1116.ui-dns.orgdns1.belwue.dedns3.belwue.dedns5.belwue.deMXmx1.belwue.demx2.belwue.demx3.belwue.demx4.belwue.deA2001:8d8:100f:f000::200217.160.0.128129.143.230.239
NSdns1.belwue.de2015-07-01 → 2017-10-06 · 4 obs
● 2015-07-01 04:28:48
● 2017-10-06 06:31:18
○ 2026-03-24 10:23:00
○ 2026-06-30 07:19:14
NSdns3.belwue.de2015-07-01 → 2017-10-06 · 4 obs
● 2015-07-01 04:28:48
● 2017-10-06 06:31:18
○ 2026-03-24 10:23:00
○ 2026-06-30 07:19:14
NSdns5.belwue.de2017-10-06 → 2017-10-06 · 4 obs
○ 2015-07-01 04:28:48
● 2017-10-06 06:31:18
○ 2026-03-24 10:23:00
○ 2026-06-30 07:19:14
NSns1040.ui-dns.biz2026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
NSns1081.ui-dns.com2026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
NSns1099.ui-dns.de2026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
NSns1116.ui-dns.org2026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
MXmx1.belwue.de2015-07-01 → 2026-06-30 · 2 obs
● 2015-07-01 04:28:48
● 2026-06-30 07:19:14
MXmx2.belwue.de2026-03-24 → 2026-06-30 · 3 obs
○ 2015-07-01 04:28:48
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
MXmx3.belwue.de2026-03-24 → 2026-06-30 · 3 obs
○ 2015-07-01 04:28:48
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
MXmx4.belwue.de2026-03-24 → 2026-06-30 · 3 obs
○ 2015-07-01 04:28:48
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
A129.143.230.2392015-07-01 → 2017-10-06 · 4 obs
● 2015-07-01 04:28:48
● 2017-10-06 06:31:18
○ 2026-03-24 10:23:00
○ 2026-06-30 07:19:14
A2001:8d8:100f:f000::2002026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14
A217.160.0.1282026-03-24 → 2026-06-30 · 3 obs
○ 2017-10-06 06:31:18
● 2026-03-24 10:23:00
● 2026-06-30 07:19:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
htsk.dens1116.ui-dns.org, ns1040.ui-dns.biz, ns1081.ui-dns.com, ns1099.ui-dns.de-

✅ Authoritative Response

Server:217.160.83.116

NS records: ns1116.ui-dns.org, ns1040.ui-dns.biz, ns1081.ui-dns.com, ns1099.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for htsk.de (unsigned zone)

⏱️ Timing

Total: 948ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.128
AAAA12001:8d8:100f:f000::200
NS4ns1099.ui-dns.de, ns1040.ui-dns.biz...
MX4mx2.belwue.de (pri: 10), mx4.belwue.de (pri: 10)...
TXT215.09.2025, v=spf1 include:_spf.belwue.de -all
SOA1ns1116.ui-dns.org hostmaster.1und1.com

Analysis

IP Addresses

htsk.de points to the IP addresses 217.160.0.128 and 2001:8d8:100f:f000::200

Additional host names — espresso-shop.co.uk, australien1930.com, demoportal.info and two others — share IP numbers with htsk.de.

Name Servers

htsk.de has four authoritative name servers: ns1040.ui-dns.biz, ns1081.ui-dns.com, ns1099.ui-dns.de and ns1116.ui-dns.org.

At least some of htsk.de's name servers are shared with other domains, for example lakeo.org, bouilletweb.fr, vr-baukreditplus.de and two more.

These name servers tend to co-occur with ns1081.ui-dns.biz, ns1116.ui-dns.biz, ns1116.ui-dns.com and 7 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns1040.ui-dns.biz directs to 217.160.81.40 and 2001:8d8:fe:53:0:d9a0:5128:100; ns1081.ui-dns.com directs to 217.160.82.81 and 2001:8d8:fe:53:0:d9a0:5251:100; ns1099.ui-dns.de directs to 217.160.80.99 and 2607:f1c0:fe:53:185:132:32:99; ns1116.ui-dns.org directs to 217.160.83.116 and 2001:8d8:fe:53:0:d9a0:5374:100.

Mail Servers

The four mail servers for htsk.de are mx1.belwue.de, mx2.belwue.de, mx3.belwue.de and mx4.belwue.de.

htsk.de shares mail servers — at least in part — with other domains, including hochschule-biberach.de, ws.htwg-konstanz.de, dh-mosbach.de and two others.

Host names resolving to four IP addresses:

mx1.belwue.de directs to 129.143.76.1, 129.143.76.2, 2001:7c0:0:76::1 and 2001:7c0:0:76::2.

mx4.belwue.de directs to 129.143.76.3, 129.143.76.4, 2001:7c0:0:76::3 and 2001:7c0:0:76::4.

Host names with two IP numbers:

mx2.belwue.de maps to two IP addresses — 129.143.76.2 and 2001:7c0:0:76::2.

mx3.belwue.de maps to two IP addresses — 129.143.76.3 and 2001:7c0:0:76::3.

These two host names — mx1.belwue.de and mx2.belwue.de — each point to 2001:7c0:0:76::2 IP addresses.

These two host names — mx1.belwue.de and mx2.belwue.de — each point to 129.143.76.2 IP addresses.

These two host names — mx4.belwue.de and mx3.belwue.de — each point to 2001:7c0:0:76::3 IP addresses.

These two host names — mx4.belwue.de and mx3.belwue.de — each point to 129.143.76.3 IP addresses.