stud24.de - dns.ninja

stud24.de

DNSSEC⚠️ Not signed
A217.154.69.80🇬🇧 IONOS-AS217.154.64.0/21 IONOS SE ber.de
PTRmail.stud24.de
NSns1087.ui-dns.de
A2607:f1c0:fe:53:185:132:32:87🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1087.ui-dns.de
A217.160.80.87🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1087.ui-dns.de
NSns1087.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5157:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1087.ui-dns.biz
A217.160.81.87🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1087.ui-dns.biz
NSns1087.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5257:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1087.ui-dns.com
A217.160.82.87🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1087.ui-dns.com
NSns1087.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5357:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1087.ui-dns.org
A217.160.83.87🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1087.ui-dns.org
MXmail.stud24.de
TXTv=spf1 mx ~all
SOAns1087.ui-dns.dehostmaster@1und1.de 2011-12-30 #22

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=1782613069

Subdomains

Same first word

Similar names

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns1087.ui-dns.bizns1087.ui-dns.comns1087.ui-dns.dens1087.ui-dns.orgns55.1und1.dens56.1und1.deMXmail.stud24.demx00.kundenserver.demx01.kundenserver.deA217.154.69.8080.246.63.220
NSns1087.ui-dns.biz2026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
NSns1087.ui-dns.com2026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
NSns1087.ui-dns.de2026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
NSns1087.ui-dns.org2026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
NSns55.1und1.de2015-08-09 → 2016-12-24 · 4 obs
● 2015-08-09 11:18:34
● 2016-12-24 03:04:18
○ 2026-03-23 16:51:00
○ 2026-06-28 02:31:02
NSns56.1und1.de2015-08-09 → 2016-12-24 · 4 obs
● 2015-08-09 11:18:34
● 2016-12-24 03:04:18
○ 2026-03-23 16:51:00
○ 2026-06-28 02:31:02
MXmail.stud24.de2026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
MXmx00.kundenserver.de2015-08-09 → 2016-12-24 · 4 obs
● 2015-08-09 11:18:34
● 2016-12-24 03:04:18
○ 2026-03-23 16:51:00
○ 2026-06-28 02:31:02
MXmx01.kundenserver.de2015-08-09 → 2016-12-24 · 4 obs
● 2015-08-09 11:18:34
● 2016-12-24 03:04:18
○ 2026-03-23 16:51:00
○ 2026-06-28 02:31:02
A217.154.69.802026-03-23 → 2026-06-28 · 3 obs
○ 2016-12-24 03:04:18
● 2026-03-23 16:51:00
● 2026-06-28 02:31:02
A80.246.63.2202015-08-09 → 2016-12-24 · 4 obs
● 2015-08-09 11:18:34
● 2016-12-24 03:04:18
○ 2026-03-23 16:51:00
○ 2026-06-28 02:31:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
stud24.dens1087.ui-dns.biz, ns1087.ui-dns.com, ns1087.ui-dns.org, ns1087.ui-dns.de-

✅ Authoritative Response

Server:217.160.81.87

NS records: ns1087.ui-dns.biz, ns1087.ui-dns.com, ns1087.ui-dns.org, ns1087.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stud24.de (unsigned zone)

⏱️ Timing

Total: 799ms | Queries: -

📄 Records

TypeCountSample Data
A1217.154.69.80
NS4ns1087.ui-dns.biz, ns1087.ui-dns.com...
MX1mail.stud24.de (pri: 10)
TXT1v=spf1 mx ~all
SOA1ns1087.ui-dns.de hostmaster.1und1.de

Analysis

Hierarchy

stud24.de is the parent zone for mail.stud24.de.

IP Addresses

stud24.de has exactly one IP address — 217.154.69.80.

online-student.de is an example of another host name that shares IP numbers with stud24.de.

Name Servers

Four name servers handle the delegation for stud24.de: ns1087.ui-dns.biz, ns1087.ui-dns.com, ns1087.ui-dns.de and ns1087.ui-dns.org.

stud24.de partially shares its NS delegation with several other domains, including djohnson.co.uk, dondesiempre.es, beco-services.de and two others.

In DNS configurations, these name servers often share authority with ns1108.ui-dns.de, ns1100.ui-dns.com, ns1079.ui-dns.org and 4 other name servers.

ns1087.ui-dns.biz, ns1087.ui-dns.com, ns1087.ui-dns.de and ns1087.ui-dns.org each carry two IP addresses. ns1087.ui-dns.biz has 217.160.81.87 and 2001:8d8:fe:53:0:d9a0:5157:100; ns1087.ui-dns.com has 217.160.82.87 and 2001:8d8:fe:53:0:d9a0:5257:100; ns1087.ui-dns.de has 217.160.80.87 and 2607:f1c0:fe:53:185:132:32:87; ns1087.ui-dns.org has 217.160.83.87 and 2001:8d8:fe:53:0:d9a0:5357:100.

Mail Servers

stud24.de uses one mail server — mail.stud24.de.