ohmportal.de - robtex.com

ohmportal.de

DNSSEC⚠️ Not signed
A141.75.201.30🇩🇪 DFN141.75.0.0/16 HS-NBG
PTRwww.ohmportal.de
NSdns1.th-nuernberg.de ⭐
A2001:638:a04:d025::80🇩🇪 DFN2001:638::/32 -V6-AGG1
PTRdns1.th-nuernberg.de
A141.75.25.80🇩🇪 DFN141.75.0.0/16 HS-NBG
PTRdns1.th-nuernberg.de
NSdns-1.dfn.de
A2001:638:d:b101::1🇩🇪 DFN2001:638::/32 -V6-AGG1
PTRdns-1.dfn.de
A193.174.75.50🇩🇪 DFN193.174.0.0/15 -AGG-1
NSdns-3.dfn.de
A2001:638:d:b103::1🇩🇪 DFN2001:638::/32 -V6-AGG1
PTRdns-3.dfn.de
A193.174.75.58🇩🇪 DFN193.174.0.0/15 -AGG-1
PTRdns-3.dfn.de
NSdns2.th-nuernberg.de
A2001:638:a04:d008::20🇩🇪 DFN2001:638::/32 -V6-AGG1
PTRdns2.th-nuernberg.de
A141.75.8.20🇩🇪 DFN141.75.0.0/16 HS-NBG
PTRdns2.th-nuernberg.de
MXmailgw4.th-nuernberg.de ⭐
A2001:638:a04:d025::25:65🇩🇪 DFN2001:638::/32 -V6-AGG1
PTRmailgw4.th-nuernberg.de
A141.75.25.65🇩🇪 DFN141.75.0.0/16 HS-NBG
PTRmailgw4.th-nuernberg.de
TXTMS=ms23627426
TXTHARICA-xQKurveXjurIacwrJpJ
SOAdns1.th-nuernberg.dehostmaster@th-nuernberg.de 2026-07-26 #1

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=1786076063
📈 Tranco rank: #467,058

Subdomains

virtuohm.ohmportal.de
studium.ohmportal.de
www.ohmportal.de
my.ohmportal.de

Same first word

ohmportal.org
ohmportal.com
ohmportal.eu
ohmportal.de

Similar names

homportal.com
omhportal.net
omhportal.org
hmoportal.net
pharmtool.com
motoralph.com
omhportal.com
hmoportal.com
hompatrol.com

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSdns-1.dfn.dedns-3.dfn.dedns1.th-nuernberg.dedns2.th-nuernberg.dedeneb.dfn.deiss-test.cs.fh-nuernberg.demailgate.cs.fh-nuernberg.dews-ham1.win-ip.dfn.deMXmailgw4.th-nuernberg.demailgate.cs.fh-nuernberg.demy.ohmportal.deA141.75.201.30
○NSdeneb.dfn.de2015-08-09 → 2017-03-30 · 4 obs
● 2015-08-09 18:34:02
● 2017-03-30 13:00:32
○ 2020-02-05 21:53:10
○ 2026-08-07 04:58:10
●NSdns-1.dfn.de2020-02-05 → 2026-08-07 · 3 obs
○ 2017-03-30 13:00:32
● 2020-02-05 21:53:10
● 2026-08-07 04:58:10
●NSdns-3.dfn.de2020-02-05 → 2026-08-07 · 3 obs
○ 2017-03-30 13:00:32
● 2020-02-05 21:53:10
● 2026-08-07 04:58:10
●NSdns1.th-nuernberg.de2020-02-05 → 2026-08-07 · 3 obs
○ 2017-03-30 13:00:32
● 2020-02-05 21:53:10
● 2026-08-07 04:58:10
●NSdns2.th-nuernberg.de2026-02-23 → 2026-08-07 · 3 obs
○ 2020-02-22 12:17:10
● 2026-02-23 17:06:48
● 2026-08-07 04:58:10
○NSiss-test.cs.fh-nuernberg.de2015-08-09 → 2020-02-22 · 6 obs
● 2015-08-09 18:34:02
● 2017-03-30 13:00:32
○ 2020-02-05 21:53:10
● 2020-02-22 12:17:10
○ 2026-02-23 17:06:48
○ 2026-08-07 04:58:10
○NSmailgate.cs.fh-nuernberg.de2015-08-09 → 2020-02-22 · 4 obs
● 2015-08-09 18:34:02
● 2020-02-22 12:17:10
○ 2026-02-23 17:06:48
○ 2026-08-07 04:58:10
○NSws-ham1.win-ip.dfn.de2015-08-09 → 2017-03-30 · 4 obs
● 2015-08-09 18:34:02
● 2017-03-30 13:00:32
○ 2020-02-05 21:53:10
○ 2026-08-07 04:58:10
○MXmailgate.cs.fh-nuernberg.de2015-08-09 → 2020-02-22 · 4 obs
● 2015-08-09 18:34:02
● 2020-02-22 12:17:10
○ 2026-02-23 17:06:48
○ 2026-08-07 04:58:10
●MXmailgw4.th-nuernberg.de2026-02-23 → 2026-08-07 · 3 obs
○ 2020-02-22 12:17:10
● 2026-02-23 17:06:48
● 2026-08-07 04:58:10
○MXmy.ohmportal.de2026-02-23 → 2026-04-09 · 5 obs
○ 2020-02-22 12:17:10
● 2026-02-23 17:06:48
● 2026-04-09 10:57:46
○ 2026-04-24 20:34:18
○ 2026-08-07 04:58:10
●A141.75.201.302015-08-09 → 2026-08-07 · 2 obs
● 2015-08-09 18:34:02
● 2026-08-07 04:58:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
ohmportal.dedns1.th-nuernberg.de, dns2.th-nuernberg.de, dns-1.dfn.de, dns-3.dfn.de4 records

✅ Authoritative Response

Server:193.174.75.58

NS records: dns1.th-nuernberg.de, dns2.th-nuernberg.de, dns-1.dfn.de, dns-3.dfn.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ohmportal.de (unsigned zone)

⏱️ Timing

Total: 1201ms | Queries: -

📄 Records

TypeCountSample Data
A1141.75.201.30
NS4dns-1.dfn.de, dns2.th-nuernberg.de...
MX1mailgw4.th-nuernberg.de (pri: 10)
TXT2HARICA-xQKurveXjurIacwrJpJ, MS=ms23627426
SOA1dns1.th-nuernberg.de hostmaster.th-nuern

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.th-nuernberg.de, dns1.th-nuernberg.de, dns2.th-nuernberg.de...)

Analysis

Hierarchy

virtuohm.ohmportal.de, studium.ohmportal.de, www.ohmportal.de and my.ohmportal.de are all subdomains of ohmportal.de.

IP Addresses

ohmportal.de points to a single IP number: 141.75.201.30.

Other hosts including www.ohmportal.de, ohmportal.org and ohmportal.eu share IP addresses with ohmportal.de.

Name Servers

ohmportal.de has four authoritative name servers: dns-1.dfn.de, dns-3.dfn.de, dns1.th-nuernberg.de and dns2.th-nuernberg.de.

The name servers of ohmportal.de overlap at least partially with those of other domains — among them kooperative-ingenieurausbildung.de, researchexplorer.net, 225.39.141.in-addr.arpa and two more.

These name servers commonly appear in delegations together with dns-2.dfn.de, zs1.rz.rwth-aachen.de, zs2.rz.rwth-aachen.de and 7 other.

Each of the four hosts dns-1.dfn.de, dns-3.dfn.de, dns1.th-nuernberg.de and dns2.th-nuernberg.de has two IP addresses. dns-1.dfn.de points to 193.174.75.50 and 2001:638:d:b101::1. dns-3.dfn.de points to 193.174.75.58 and 2001:638:d:b103::1. dns1.th-nuernberg.de points to 141.75.25.80 and 2001:638:a04:d025::80. dns2.th-nuernberg.de points to 141.75.8.20 and 2001:638:a04:d008::20.

Mail Servers

ohmportal.de has one mail server: mailgw4.th-nuernberg.de.

ohmportal.de shares the same mail server setup as other domains, including fh-nuernberg.de, ohmuni.de, virtuohm.ohmportal.de and two others.

mailgw4.th-nuernberg.de resolves to two IP numbers — 141.75.25.65 and 2001:638:a04:d025::25:65.