centrum-mrt.de - robtex.com

centrum-mrt.de

DNSSEC⚠️ Not signed
A185.228.138.133🇩🇪 netcup-AS185.228.136.0/22
PTRv220190910442397911.quicksrv.de
NSroot-dns.netcup.net ⭐
A2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRroot-dns.netcup.net
A46.38.225.225🇩🇪 netcup-AS46.38.225.0/24
PTRroot-dns.netcup.net
NSsecond-dns.netcup.net
A2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRsecond-dns.netcup.net
A37.221.199.199🇩🇪 netcup-AS37.221.196.0/22
PTRsecond-dns.netcup.net
NSthird-dns.netcup.net
A2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH
PTRthird-dns.netcup.net
A188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH
PTRthird-dns.netcup.net
MXcentrum-mrt-de.netcup-mail.de ⭐
A46.38.226.23🇩🇪 netcup-AS46.38.226.0/23
PTRmxe217.netcup.net
TXTv=spf1 mx a include:_spf.webhosting.systems -all
SOAroot-dns.netcup.netdnsadmin@netcup.net 2023-11-29 #13

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=1774663517

Subdomains

mail.centrum-mrt.de

Same first word

centrum-mrt.de

DNS History

15 records (5 active, 10 former)

20162017201820192020202120222023202420252026NSroot-dns.netcup.netsecond-dns.netcup.netthird-dns.netcup.netns13.schlund.dens14.schlund.dens1a.dodns.netns2a.dodns.netMXcentrum-mrt-de.netcup-mail.demail.centrum-mrt.demx00.kundenserver.demx01.kundenserver.deA185.228.138.133217.160.223.805.35.252.9782.165.92.225
○NSns13.schlund.de2015-06-22 → 2017-02-03 · 4 obs
● 2015-06-22 05:00:22
● 2017-02-03 04:04:12
○ 2019-12-21 18:13:46
○ 2026-03-28 02:24:58
○NSns14.schlund.de2015-06-22 → 2017-02-03 · 4 obs
● 2015-06-22 05:00:22
● 2017-02-03 04:04:12
○ 2019-12-21 18:13:46
○ 2026-03-28 02:24:58
○NSns1a.dodns.net2019-12-21 → 2019-12-21 · 4 obs
○ 2017-02-03 04:04:12
● 2019-12-21 18:13:46
○ 2026-02-22 12:24:46
○ 2026-03-28 02:24:58
○NSns2a.dodns.net2019-12-21 → 2019-12-21 · 4 obs
○ 2017-02-03 04:04:12
● 2019-12-21 18:13:46
○ 2026-02-22 12:24:46
○ 2026-03-28 02:24:58
●NSroot-dns.netcup.net2026-02-22 → 2026-03-28 · 3 obs
○ 2019-12-21 18:13:46
● 2026-02-22 12:24:46
● 2026-03-28 02:24:58
●NSsecond-dns.netcup.net2026-02-22 → 2026-03-28 · 3 obs
○ 2019-12-21 18:13:46
● 2026-02-22 12:24:46
● 2026-03-28 02:24:58
●NSthird-dns.netcup.net2026-02-22 → 2026-03-28 · 3 obs
○ 2019-12-21 18:13:46
● 2026-02-22 12:24:46
● 2026-03-28 02:24:58
●MXcentrum-mrt-de.netcup-mail.de2026-02-22 → 2026-03-28 · 3 obs
○ 2019-12-21 18:13:46
● 2026-02-22 12:24:46
● 2026-03-28 02:24:58
○MXmail.centrum-mrt.de2019-12-21 → 2019-12-21 · 4 obs
○ 2017-02-03 04:04:12
● 2019-12-21 18:13:46
○ 2026-02-22 12:24:46
○ 2026-03-28 02:24:58
○MXmx00.kundenserver.de2015-06-22 → 2017-02-03 · 4 obs
● 2015-06-22 05:00:22
● 2017-02-03 04:04:12
○ 2019-12-21 18:13:46
○ 2026-03-28 02:24:58
○MXmx01.kundenserver.de2015-06-22 → 2017-02-03 · 4 obs
● 2015-06-22 05:00:22
● 2017-02-03 04:04:12
○ 2019-12-21 18:13:46
○ 2026-03-28 02:24:58
●A185.228.138.1332026-02-22 → 2026-03-28 · 3 obs
○ 2019-12-21 18:13:46
● 2026-02-22 12:24:46
● 2026-03-28 02:24:58
○A217.160.223.802017-02-03 → 2017-02-03 · 4 obs
○ 2016-04-18 16:07:10
● 2017-02-03 04:04:12
○ 2019-12-21 18:13:46
○ 2026-03-28 02:24:58
○A5.35.252.972019-12-21 → 2019-12-21 · 4 obs
○ 2017-02-03 04:04:12
● 2019-12-21 18:13:46
○ 2026-02-22 12:24:46
○ 2026-03-28 02:24:58
○A82.165.92.2252015-06-22 → 2016-04-18 · 4 obs
● 2015-06-22 05:00:22
● 2016-04-18 16:07:10
○ 2017-02-03 04:04:12
○ 2026-03-28 02:24:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
centrum-mrt.desecond-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net-

✅ Authoritative Response

Server:37.221.199.199

NS records: second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centrum-mrt.de (unsigned zone)

⏱️ Timing

Total: 3152ms | Queries: -

📄 Records

TypeCountSample Data
A1185.228.138.133
NS3root-dns.netcup.net, second-dns.netcup.net...
MX1centrum-mrt-de.netcup-mail.de (pri: 10)
TXT1v=spf1 mx a include:_spf.webhosting.syst
SOA1root-dns.netcup.net dnsadmin.netcup.net

Analysis

Hierarchy

centrum-mrt.de is parent of mail.centrum-mrt.de.

IP Addresses

centrum-mrt.de points to a single IP: 185.228.138.133.

Other host names, for instance radiologie-zentrum-freiburg.org, mail.centrum-mrt.de, mail.centrummrt.de, v220190910442397911.quicksrv.de and radiologie-saar.net share IP numbers with centrum-mrt.de.

Name Servers

centrum-mrt.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

centrum-mrt.de at least partially shares its name servers with other domains, for instance wbo-team.at, elkes-fotowelt.de, claudia-rathert.de, busitec.de and cwgo.de.

Host names with two IP numbers:

root-dns.netcup.net points to: 2a03:4000:0:1::e1e1 and 46.38.225.225.

second-dns.netcup.net points to: 2a03:4000:2:24b::c7c7 and 37.221.199.199.

third-dns.netcup.net points to: 2a03:4001:0:106::3f44 and 188.68.63.68.

Mail Servers

centrum-mrt.de is served by a single mail server, centrum-mrt-de.netcup-mail.de.

centrum-mrt-de.netcup-mail.de points to IP number 46.38.226.23.