dh.nrw - robtex.com
dh.nrw
nrw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | anycast9.irondns.net ⭐ | ||||||
| NS | anycast10.irondns.net | ||||||
| NS | anycast23.irondns.net | ||||||
| NS | anycast24.irondns.net | ||||||
| NS | ari.alpha.tldns.godaddy | ||||||
| NS | ari.beta.tldns.godaddy | ||||||
| NS | ari.delta.tldns.godaddy | ||||||
| NS | ari.gamma.tldns.godaddy | ||||||
| SOA | anycast9.irondns.netdnsmaster@knipp.de serial=2603242225 | ||||||
rank #46 in the tld
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSdns1.ruhr-uni-bochum.de2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
●NSdns2.ruhr-uni-bochum.de2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
●NSsdns01.de.tmr.net2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
●MXmail.exchange.ruhr-uni-bochum.de2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
●MXmi.ruhr-uni-bochum.de2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
●A192.26.180.542026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 01:26:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nrw | ari.beta.tldns.godaddy, ari.alpha.tldns.godaddy, ari.delta.tldns.godaddy, ari.gamma.tldns.godaddy... | 16 records |
| dh.nrw | dns2.ruhr-uni-bochum.de, sdns01.de.tmr.net, dns1.ruhr-uni-bochum.de | - |
✅ Authoritative Response
Server:134.147.220.178
NS records: dns2.ruhr-uni-bochum.de, sdns01.de.tmr.net, dns1.ruhr-uni-bochum.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dh.nrw (unsigned zone)
⏱️ Timing
Total: 1083ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.26.180.54 |
| NS | 3 | dns1.ruhr-uni-bochum.de, sdns01.de.tmr.net... |
| MX | 2 | mi.ruhr-uni-bochum.de (pri: 100), mail.exchange.ruhr-uni-bochum.de (pri: 1 |
| TXT | 2 | v=spf1 exists:%{ir}.%{v}._spfx.mail.ruhr, HARICA-Zh0bftLb9SizlZvNBML |
| SOA | 1 | dns1.ruhr-uni-bochum.de hostmaster.ruhr- |
📌 Glue Records Collected
Total: 16
Out-of-bailiwick: 16 (ari.beta.tldns.godaddy, ari.beta.tldns.godaddy, ari.alpha.tldns.godaddy...)
Analysis
IP Addresses
dh.nrw resolves to a single IP address: 192.26.180.54.
Name Servers
dh.nrw is delegated to three name servers: dns1.ruhr-uni-bochum.de, dns2.ruhr-uni-bochum.de and sdns01.de.tmr.net.
dh.nrw at least partially shares name servers with other domains, including neurochirurgie-bochum.de, worldfactory.de, lindream.com, dp.ruhr-uni-bochum.de and lindream.de.
These name servers are commonly used with dns.windream.com, dns2.windream.com, dns-1.dfn.de, ns1.noc.ruhr-uni-bochum.de, ns2.noc.ruhr-uni-bochum.de, ns.physik.ruhr-uni-bochum.de and dns.physik.ruhr-uni-bochum.de.
Host names with two IP numbers:
dns1.ruhr-uni-bochum.de points to: 2a05:3e00:1:1007::231:10 and 134.147.231.10
dns2.ruhr-uni-bochum.de points to: 2a05:3e00:9:1002::220:178 and 134.147.220.178
sdns01.de.tmr.net points to: 2001:7d8:601::53 and 185.249.168.154
Mail Servers
dh.nrw is handled by two mail servers: mi.ruhr-uni-bochum.de and mail.exchange.ruhr-uni-bochum.de.
dh.nrw shares its mail server setup with other domains, including uv.ruhr-uni-bochum.de, medpsych.ruhr-uni-bochum.de, thermo.rub.de, hydrology.ruhr-uni-bochum.de and lat.ruhr-uni-bochum.de.
The mail servers for dh.nrw are shared with other domains, for instance serverhousing.ruhr-uni-bochum.de, fvt.ruhr-uni-bochum.de, syssec.ruhr-uni-bochum.de, rubel.ruhr-uni-bochum.de and techem1.techem.ruhr-uni-bochum.de.
these mail servers are often used with the following mail servers: itfexchange1.itf.ruhr-uni-bochum.de, mail.physik.ruhr-uni-bochum.de, mail.techem.ruhr-uni-bochum.de, exchange-se.icams.ruhr-uni-bochum.de, mail.tp1.ruhr-uni-bochum.de, bonn.theochem.ruhr-uni-bochum.de, fwiakafoe.akafoe.ruhr-uni-bochum.de, langley.zn.ruhr-uni-bochum.de, mail.insys.ruhr-uni-bochu and postamt.it.nrw.de.
Host names with six IP numbers: mi.ruhr-uni-bochum.de points to 2a05:3e00:8:1001::8693:3594, 2a05:3e00:8:1001::8693:359a, 2a05:3e00:c:1001::8693:2ae4, 134.147.42.228, 134.147.53.148 and 134.147.53.154.
Host names with two IP numbers: mail.exchange.ruhr-uni-bochum.de points to 2a05:3e00:c:1005::82:44 and 134.147.82.44.