digibib.org - robtex.com
digibib.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.30.112.50🇩🇪 DFN193.30.112.0/24 HBZNET | ||||||
| NS | ns00.hbz-nrw.de ⭐ | ||||||
| A | 193.30.112.100🇩🇪 DFN193.30.112.0/24 HBZNET | ||||||
| PTR | ns00.hbz-nrw.de | ||||||
| NS | dns1.uni-koeln.de | ||||||
| A | 2a00:a200:0:56::53🇩🇪 UNI-KOELN2a00:a200::/29 | ||||||
| PTR | ib-lfi-2.rrz.uni-koeln.de | ||||||
| A | 134.95.44.35🇩🇪 UNI-KOELN134.95.0.0/16 | ||||||
| PTR | ib-lfi-2.rrz.uni-koeln.de | ||||||
| NS | nse03.hbz-nrw.de | ||||||
| A | 193.30.112.3🇩🇪 DFN193.30.112.0/24 HBZNET | ||||||
| PTR | nse03.hbz-nrw.de | ||||||
| NS | nse04.hbz-nrw.de | ||||||
| A | 193.30.112.4🇩🇪 DFN193.30.112.0/24 HBZNET | ||||||
| SOA | ns00.hbz-nrw.deunix@hbz-nrw.de 2026-02-12 #0 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774421510 | ||||||
Same first word
digibib.net |
digibib.co.uk |
digibib.eu |
digibib.no |
digibib.nl |
digibib.dk |
digibib.com |
digibib.be |
digibib.org |
digibib.de |
DNS History
6 records (5 active, 1 former)
●NSdns1.uni-koeln.de2026-03-24 → 2026-03-25 · 3 obs
● 2026-03-24 01:33:18
● 2026-03-25 07:12:44
○NSnoc2.rrz.uni-koeln.de2015-08-13 → 2017-05-19 · 4 obs
● 2017-05-19 17:36:50
○ 2026-03-24 01:33:18
○ 2026-03-25 07:12:44
●NSns00.hbz-nrw.de2015-08-13 → 2026-03-25 · 2 obs
● 2026-03-25 07:12:44
●NSnse03.hbz-nrw.de2015-08-13 → 2026-03-25 · 2 obs
● 2026-03-25 07:12:44
●NSnse04.hbz-nrw.de2015-08-13 → 2026-03-25 · 2 obs
● 2026-03-25 07:12:44
●A193.30.112.502026-03-24 → 2026-03-25 · 2 obs
● 2026-03-25 07:12:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| digibib.org | nse03.hbz-nrw.de, nse04.hbz-nrw.de, dns1.uni-koeln.de | - |
✅ Authoritative Response
Server:193.30.112.3
NS records: nse03.hbz-nrw.de, nse04.hbz-nrw.de, dns1.uni-koeln.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for digibib.org (unsigned zone)
⏱️ Timing
Total: 1008ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.30.112.50 |
| NS | 3 | dns1.uni-koeln.de, nse04.hbz-nrw.de... |
| SOA | 1 | ns00.hbz-nrw.de unix.hbz-nrw.de |
Analysis
IP Addresses
digibib.org points to a single IP address: 193.30.112.50.
Other host names, for example portal.digibib.net, digibib.net and digibib-nrw.de share IPs with digibib.org.
Name Servers
digibib.org is delegated to four name servers: ns00.hbz-nrw.de, nse03.hbz-nrw.de, nse04.hbz-nrw.de and dns1.uni-koeln.de.
digibib.org at least partially shares name servers with other domains, for example digijournals.net, koelner-bibliotheken.de, openaccessblog.net, 54.70.129.in-addr.arpa and bibliotheksstatistik.de.
These name servers are often used together with noc2.rrz.uni-koeln.de, ns1.uni-bielefeld.de, dns1.belwue.de, dns3.belwue.de, auth0.dns.cebitec.uni-bielefeld.de, auth0.dns.techfak.uni-bielefeld.de, ns1.physik.uni-bielefeld.de, ns2.physik.uni-bielefeld.de and waldorf.cs.uni-dortmund.de.
Host names with two IP numbers:
dns1.uni-koeln.de points to 2a00:a200:0:56::53 and 134.95.44.35.
Host names with one IP number:
ns00.hbz-nrw.de points to 193.30.112.100.
nse03.hbz-nrw.de points to 193.30.112.3.
nse04.hbz-nrw.de points to 193.30.112.4.