koeln1.info - robtex.com

koeln1.info

DNSSEC⚠️ Not signed
A5.44.100.126🇩🇪 CLOUDPIT5.44.100.0/23
PTRh315.onprosa.net
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
MXbaldur.onprosa.net ⭐
A2a01:238:42d6:5500:b61d:25de:de2d:a48e🇩🇪 STRATO2a01:238::/29 Strato Rechenzentrum
PTRbaldur.onprosa.net
A81.169.151.23🇩🇪 STRATO81.169.128.0/17 AG
PTRbaldur.onprosa.net
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-02-09 #0

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info ⭐
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1778848497

Same first word

koeln1.info

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comrz1dns.onprosa.netrz2dns.smartkern.netMXbaldur.onprosa.netodin.onprosa.netthorge.onprosa.netA5.44.100.126188.40.89.11
●NShelium.ns.hetzner.de2026-04-10 → 2026-05-15 · 3 obs
○ 2017-03-17 15:29:42
● 2026-04-10 11:11:22
● 2026-05-15 12:52:32
●NShydrogen.ns.hetzner.com2026-04-10 → 2026-05-15 · 3 obs
○ 2017-03-17 15:29:42
● 2026-04-10 11:11:22
● 2026-05-15 12:52:32
●NSoxygen.ns.hetzner.com2026-04-10 → 2026-05-15 · 3 obs
○ 2017-03-17 15:29:42
● 2026-04-10 11:11:22
● 2026-05-15 12:52:32
○NSrz1dns.onprosa.net2015-07-10 → 2017-03-17 · 4 obs
● 2015-07-10 01:05:10
● 2017-03-17 15:29:42
○ 2026-04-10 11:11:22
○ 2026-05-15 12:52:32
○NSrz2dns.smartkern.net2015-07-10 → 2017-03-17 · 4 obs
● 2015-07-10 01:05:10
● 2017-03-17 15:29:42
○ 2026-04-10 11:11:22
○ 2026-05-15 12:52:32
●MXbaldur.onprosa.net2026-04-10 → 2026-05-15 · 3 obs
○ 2017-03-17 15:29:42
● 2026-04-10 11:11:22
● 2026-05-15 12:52:32
○MXodin.onprosa.net2015-07-10 → 2016-02-29 · 4 obs
● 2015-07-10 01:05:10
● 2016-02-29 14:45:18
○ 2016-06-27 08:19:48
○ 2026-05-15 12:52:32
○MXthorge.onprosa.net2015-07-10 → 2017-03-17 · 4 obs
● 2015-07-10 01:05:10
● 2017-03-17 15:29:42
○ 2026-04-10 11:11:22
○ 2026-05-15 12:52:32
○A188.40.89.112015-07-10 → 2017-03-17 · 4 obs
● 2015-07-10 01:05:10
● 2017-03-17 15:29:42
○ 2026-04-10 11:11:22
○ 2026-05-15 12:52:32
●A5.44.100.1262026-04-10 → 2026-05-15 · 3 obs
○ 2017-03-17 15:29:42
● 2026-04-10 11:11:22
● 2026-05-15 12:52:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoc0.info.afilias-nst.info, a2.info.afilias-nst.info, a0.info.afilias-nst.info-
koeln1.infohelium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com-

✅ Authoritative Response

Server:88.198.229.192

NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koeln1.info (unsigned zone)

⏱️ Timing

Total: 1086ms | Queries: -

📄 Records

TypeCountSample Data
A15.44.100.126
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
MX1baldur.onprosa.net (pri: 10)
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

IP Addresses

koeln1.info points to a single IP address: 5.44.100.126.

Other host names such as onprosa.systems, mail.o0n.de, baudock.de, carlet.de and www.salditt.net share IPs with koeln1.info.

Name Servers

koeln1.info is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

koeln1.info at least partially shares name servers with other domains, for example mailelements.com, bik-art.ru, emecho.de, aic-online.com and two-l.net.

these name servers commonly pair with ns1.first-ns.de, ns1.your-server.de, robotns3.second-ns.com and robotns2.second-ns.de.

Host names with two IP numbers:

hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98

oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192

helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5

Mail Servers

The baldur.onprosa.net mail server handles koeln1.info.

koeln1.info shares the same mail server setup as other domains, including monika-okay.de, monika-faatz.de, rspm.de, elias-stiftung.de and ferner-naechster.de.

baldur.onprosa.net points to two IP numbers: 2a01:238:42d6:5500:b61d:25de:de2d:a48e and 81.169.151.23.