o-h.de - robtex.com
o-h.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 134.0.28.191🇩🇪 AS48823134.0.24.0/21 | ||||||
| PTR | triton.o-h.de | ||||||
| NS | ns1.o-h.de ⭐ | ||||||
| A | 134.0.28.191🇩🇪 AS48823134.0.24.0/21 | ||||||
| PTR | triton.o-h.de | ||||||
| NS | pns.dtag.de | ||||||
| A | 2003:40:8000::100🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| PTR | pns.dtag.de | ||||||
| A | 194.25.0.125🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | pns.dtag.de | ||||||
| NS | secondary006.dtag.net | ||||||
| A | 2a00:fa8:3:0:100:0:6:1🇩🇪 NETUSE2a00:fa8:3::/48 NSDTAG | ||||||
| PTR | secondary006.dtag.net | ||||||
| A | 195.244.245.25🇩🇪 NETUSE195.244.245.0/24 | ||||||
| PTR | secondary006.dtag.net | ||||||
| MX | smtp.o-h.de ⭐ | ||||||
| A | 134.0.28.191🇩🇪 AS48823134.0.24.0/21 | ||||||
| PTR | triton.o-h.de | ||||||
| SOA | ns1.o-h.dehostmaster@o-h.de 2024-12-02 #1 | ||||||
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=1776007942 | ||||||
Subdomains
Same first word
o-h.cz |
o-h.co.uk |
o-h.cn |
o-h.se |
o-h.de |
o-h.pl |
o-h.media |
o-h.it |
o-h.org |
o-h.dk |
o-h.fr |
o-h.net |
o-h.co.jp |
o-h.com.cn |
o-h.ru |
o-h.ir |
o-h.us |
o-h.com |
o-h.by |
o-h.at |
o-h.eu |
Similar names
h-o.k12.az.us |
h-o.cc |
h-o.co |
h-o.ch |
h-o.org |
h-o.me |
h-o.nu |
h-o.com |
h-o.be |
h-o.no |
h-o.pl |
h-o.de |
h-o.se |
h-o.net |
h-o.eu |
h-o.co.il |
h-o.ru |
h-o.biz |
h-o.nl |
h-o.in |
h-o.xyz |
h-o.at |
h-o.com.cn |
DNS History
6 records (5 active, 1 former)
●NSns1.o-h.de2015-08-14 → 2026-04-12 · 2 obs
● 2026-04-12 15:40:04
●NSsecondary006.dtag.net2015-08-14 → 2026-04-12 · 2 obs
● 2026-04-12 15:40:04
●MXsmtp.o-h.de2015-08-14 → 2026-04-12 · 2 obs
● 2026-04-12 15:40:04
○MXsmtp.pittini.net2015-08-14 → 2021-06-14 · 4 obs
● 2021-06-14 01:10:06
○ 2026-02-19 21:42:34
○ 2026-04-12 15:40:04
●A134.0.28.1912015-08-14 → 2026-04-12 · 2 obs
● 2026-04-12 15:40:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| o-h.de | pns.dtag.de, ns1.o-h.de, secondary006.dtag.net | 3 records |
✅ Authoritative Response
Server:194.25.0.125
NS records: pns.dtag.de, ns1.o-h.de, secondary006.dtag.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o-h.de (unsigned zone)
⏱️ Timing
Total: 973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.0.28.191 |
| NS | 3 | ns1.o-h.de, pns.dtag.de... |
| MX | 1 | smtp.o-h.de (pri: 10) |
| SOA | 1 | ns1.o-h.de hostmaster.o-h.de |
📌 Glue Records Collected
Total: 3
In-bailiwick: 1 (ns1.o-h.de)
Out-of-bailiwick: 2 (pns.dtag.de, pns.dtag.de)
Analysis
Hierarchy
The parent of dsl.o-h.de, ns1.o-h.de, www.o-h.de, triton.o-h.de, dyn.o-h.de and a few other host names is o-h.de.
IP Addresses
o-h.de resolves to a single IP: 134.0.28.191.
Other host names, for instance, ns1.o-h.de, triton.o-h.de, smtp.o-h.de and pcs-vilstal.de share IP numbers with o-h.de.
Name Servers
o-h.de delegates to three name servers: pns.dtag.de, ns1.o-h.de and secondary006.dtag.net.
o-h.de shares some name servers with other domains, for example 18.190.87.in-addr.arpa, 56.158.193.in-addr.arpa, 151.154.62.in-addr.arpa, mjw.de and 165.185.212.in-addr.arpa.
these name servers are often used with ns1.telekom.net, secondary007.dtag.net, ns1.itergo.net, ns0.niedersachsen.com, dnsreh01.rehau.com, dnsreh02.rehau.com, secondary004.dtag.net, ns.sym.de, ns1.vgp.de and ns2.vgp.de.
Host names with two IP numbers:
pns.dtag.de points to 2003:40:8000::100 and 194.25.0.125.
secondary006.dtag.net points to 2a00:fa8:3:0:100:0:6:1 and 195.244.245.25.
Host names with one IP number:
ns1.o-h.de points to 134.0.28.191.
Mail Servers
o-h.de is handled by a single mail server, smtp.o-h.de.
o-h.de uses the same mail server setup as other domains, for example dyn.o-h.de.
o-h.de shares at least some mail servers with other domains, for example pcs-vilstal.de.
these mail servers are commonly used alongside the mail servers smtp.pittini.net.
Host name smtp.o-h.de points to IP 134.0.28.191.