rt221.de - dns.ninja

rt221.de

DNSSEC⚠️ Not signed
A87.118.120.116🇩🇪 KEYWEB-AS87.118.64.0/18 Keyweb AG IP Network
PTRshared13.keymachine.de
NSns2.shared13.keymachine.de ⭐
A87.118.121.116🇩🇪 KEYWEB-AS87.118.64.0/18 Keyweb AG IP Network
PTRns2.shared13.keymachine.de
NSns.shared13.keymachine.de
A87.118.120.116🇩🇪 KEYWEB-AS87.118.64.0/18 Keyweb AG IP Network
PTRshared13.keymachine.de
MXmail.rt221.de ⭐
A87.118.120.116🇩🇪 KEYWEB-AS87.118.64.0/18 Keyweb AG IP Network
PTRshared13.keymachine.de
TXTv=spf1 a mx -all
SOAns.shared13.keymachine.deinfo@keyweb.de 2019-05-13 #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=1786157545

Subdomains

mail.rt221.de

Same first word

rt221.de

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSns.shared13.keymachine.dens2.shared13.keymachine.dens.keymachine.dens2.keymachine.deMXmail.rt221.deA87.118.120.11687.118.116.158
○NSns.keymachine.de2015-07-24 → 2016-12-14 · 4 obs
● 2015-07-24 11:01:00
● 2016-12-14 11:38:10
○ 2026-02-26 20:07:26
○ 2026-08-08 03:21:52
●NSns.shared13.keymachine.de2026-02-26 → 2026-08-08 · 3 obs
○ 2016-12-14 11:38:10
● 2026-02-26 20:07:26
● 2026-08-08 03:21:52
○NSns2.keymachine.de2015-07-24 → 2016-12-14 · 4 obs
● 2015-07-24 11:01:00
● 2016-12-14 11:38:10
○ 2026-02-26 20:07:26
○ 2026-08-08 03:21:52
●NSns2.shared13.keymachine.de2026-02-26 → 2026-08-08 · 3 obs
○ 2016-12-14 11:38:10
● 2026-02-26 20:07:26
● 2026-08-08 03:21:52
●MXmail.rt221.de2015-07-24 → 2026-08-08 · 2 obs
● 2015-07-24 11:01:00
● 2026-08-08 03:21:52
○A87.118.116.1582015-07-24 → 2016-12-14 · 4 obs
● 2015-07-24 11:01:00
● 2016-12-14 11:38:10
○ 2026-02-26 20:07:26
○ 2026-08-08 03:21:52
●A87.118.120.1162026-02-26 → 2026-08-08 · 3 obs
○ 2016-12-14 11:38:10
● 2026-02-26 20:07:26
● 2026-08-08 03:21:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
rt221.dens2.shared13.keymachine.de, ns.shared13.keymachine.de-

✅ Authoritative Response

Server:87.118.121.116

NS records: ns2.shared13.keymachine.de, ns.shared13.keymachine.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt221.de (unsigned zone)

⏱️ Timing

Total: 1342ms | Queries: -

📄 Records

TypeCountSample Data
A187.118.120.116
NS2ns2.shared13.keymachine.de, ns.shared13.keymachine.de
MX1mail.rt221.de (pri: 10)
TXT1v=spf1 a mx -all
SOA1ns.shared13.keymachine.de info.keyweb.de

Analysis

Hierarchy

rt221.de is the parent zone for mail.rt221.de.

IP Addresses

rt221.de has exactly one IP address — 87.118.120.116.

mail.synchron-schule.de, mail.lovebet.de, mail.seniorenbegleitung-hamburg.com plus two other host names have IP numbers in common with rt221.de.

Name Servers

rt221.de is delegated to two name servers: ns2.shared13.keymachine.de and ns.shared13.keymachine.de.

The name server configuration of rt221.de is shared with other domains, for instance kroatienblog.de, manfredhiebl.de, werbeagentur-borggraefe.de and two others.

ns2.shared13.keymachine.de resolves to 87.118.121.116. ns.shared13.keymachine.de resolves to 87.118.120.116. Both host names point to a single IP number.

Mail Servers

rt221.de uses one mail server — mail.rt221.de.

mail.rt221.de resolves to a single IP number: 87.118.120.116.