hfk-ulm.com - robtex.com

hfk-ulm.com

DNSSEC⚠️ Not signed
A213.133.104.4🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRwww4.your-server.de
NSns1.your-server.de ⭐
A2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.your-server.de
A213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRns1.your-server.de
NSns.second-ns.com
A2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns.second-ns.com
A213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns.second-ns.com
NSns3.second-ns.de
A2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRns3.second-ns.de
A193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRns3.second-ns.de
MXmail.hfk-ulm.com ⭐
A213.133.104.4🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRwww4.your-server.de
SOAns1.your-server.depostmaster@your-server.de 2026-01-09 #0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775940827

Subdomains

mail.hfk-ulm.com

Same first word

hfk-ulm.com
hfk-ulm.org

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.deMXmail.hfk-ulm.comA213.133.104.4188.40.29.163
●NSns.second-ns.com2015-06-25 → 2026-04-11 · 2 obs
● 2015-06-25 10:08:18
● 2026-04-11 20:58:16
●NSns1.your-server.de2015-06-25 → 2026-04-11 · 2 obs
● 2015-06-25 10:08:18
● 2026-04-11 20:58:16
●NSns3.second-ns.de2015-06-25 → 2026-04-11 · 2 obs
● 2015-06-25 10:08:18
● 2026-04-11 20:58:16
●MXmail.hfk-ulm.com2015-06-25 → 2026-04-11 · 2 obs
● 2015-06-25 10:08:18
● 2026-04-11 20:58:16
○A188.40.29.1632015-06-25 → 2017-02-14 · 4 obs
● 2015-06-25 10:08:18
● 2017-02-14 16:40:34
○ 2019-03-24 11:24:14
○ 2026-04-11 20:58:16
●A213.133.104.42019-03-24 → 2026-04-11 · 3 obs
○ 2017-02-14 16:40:34
● 2019-03-24 11:24:14
● 2026-04-11 20:58:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...-
hfk-ulm.comns1.your-server.de, ns.second-ns.com, ns3.second-ns.de2 records

✅ Authoritative Response

Server:213.133.100.102

NS records: ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hfk-ulm.com (unsigned zone)

⏱️ Timing

Total: 683ms | Queries: -

📄 Records

TypeCountSample Data
A1213.133.104.4
NS3ns3.second-ns.de, ns.second-ns.com...
MX1mail.hfk-ulm.com (pri: 10)
SOA1ns1.your-server.de postmaster.your-serve

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.second-ns.com, ns.second-ns.com)

Analysis

Hierarchy

hfk-ulm.com is the parent of mail.hfk-ulm.com.

IP Addresses

hfk-ulm.com resolves to one IP number: 213.133.104.4.

other host names including cloudlet.at, mail.energetix-news.tv, solino-kaffee.de, mail.ninne.biz and mail.gstyle-fashion.com share IP numbers with hfk-ulm.com.

Name Servers

hfk-ulm.com is delegated to three name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

hfk-ulm.com at least partially shares name servers with other domains, for instance 144.62.46.clients.your-server.de, f.c.1.1.1.7.1.0.8.f.4.0.1.0.a.2.ip6.arpa, 245.75.5.in-addr.arpa, stromerzeugungsanlage.com and bauvogtei.de.

Host names with two IP numbers:

ns.second-ns.com points to: 2a01:4f8:0:a101::b:1 and 213.239.204.242.

ns3.second-ns.de points to: 2001:67c:192c::add:b3 and 193.47.99.4.

ns1.your-server.de points to: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.

Mail Servers

hfk-ulm.com is handled by a single mail server, mail.hfk-ulm.com.

mail.hfk-ulm.com resolves to IP 213.133.104.4.