openitems.de - dns.ninja

openitems.de

DNSSEC⚠️ Not signed
A176.9.65.211🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4
PTRresidencio.de
NSns1.first-ns.de
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com ⚠️ Not in parent delegation
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXmail.openitems.de
A176.9.65.211🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4
PTRresidencio.de
SOAns1.first-ns.dedns@hetzner.com 2026-04-28 #0

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=1782272425

Subdomains

Same first word

Similar names

DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comMXmail.openitems.deA176.9.65.211
NSns1.first-ns.de2015-08-10 → 2026-06-24 · 2 obs
● 2015-08-10 10:31:52
● 2026-06-24 03:51:04
NSrobotns2.second-ns.de2015-08-10 → 2026-06-24 · 2 obs
● 2015-08-10 10:31:52
● 2026-06-24 03:51:04
NSrobotns3.second-ns.com2026-06-24 → 2026-06-24 · 2 obs
○ 2015-08-10 10:31:52
● 2026-06-24 03:51:04
MXmail.openitems.de2015-08-10 → 2026-06-24 · 2 obs
● 2015-08-10 10:31:52
● 2026-06-24 03:51:04
A176.9.65.2112015-08-10 → 2026-06-24 · 2 obs
● 2015-08-10 10:31:52
● 2026-06-24 03:51:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, a.nic.de, z.nic.de-
openitems.derobotns2.second-ns.de, ns1.first-ns.de-

✅ Authoritative Response

Server:213.133.100.103

NS records: robotns2.second-ns.de, ns1.first-ns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openitems.de (unsigned zone)

⏱️ Timing

Total: 1129ms | Queries: -

📄 Records

TypeCountSample Data
A1176.9.65.211
NS3robotns2.second-ns.de, robotns3.second-ns.com...
MX1mail.openitems.de (pri: 10)
SOA1ns1.first-ns.de dns.hetzner.com

Analysis

Hierarchy

mail.openitems.de is a subdomain of openitems.de.

IP Addresses

openitems.de has exactly one IP address — 176.9.65.211.

mail.dasistnichtok.de, mail.artrooms.net, time-series-analysis.net plus two other host names have IP numbers in common with openitems.de.

Name Servers

openitems.de is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

The name servers of openitems.de overlap at least partially with those of other domains — among them diamonds-are-forever.ru, bag-pb.de, pml-paper.com and two more.

The name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are commonly seen alongside these name servers.

robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each resolve to two IP addresses: robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Mail Servers

openitems.de uses one mail server — mail.openitems.de.

mail.openitems.de resolves to a single IP number: 176.9.65.211.