rztk.de - robtex.com

rztk.de

DNSSEC⚠️ Not signed
A217.160.0.55🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
PTR217-160-0-55.elastic-ssl.ui-r.com
NSns1098.ui-dns.com
A2607:f1c0:fe:53:185:132:34:98🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1098.ui-dns.com
A185.132.34.98🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1098.ui-dns.com
NSns1098.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:98🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1098.ui-dns.biz
A185.132.33.98🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1098.ui-dns.biz
NSns1098.ui-dns.de
A2607:f1c0:fe:53:185:132:32:98🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1098.ui-dns.de
A185.132.32.98🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1098.ui-dns.de
NSns1098.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5362:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1098.ui-dns.org
A217.160.83.98🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1098.ui-dns.org
MXmx00.ionos.de
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.de
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns1098.ui-dns.comhostmaster@1und1.de 2016-06-19 #3

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=1784301151

Same first word

Similar names

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1098.ui-dns.bizns1098.ui-dns.comns1098.ui-dns.dens1098.ui-dns.orgns55.1und1.dens56.1und1.deMXmx00.ionos.demx01.ionos.demx00.kundenserver.demx01.kundenserver.deA217.160.0.55217.160.233.16182.165.214.86
NSns1098.ui-dns.biz2018-12-02 → 2026-07-17 · 3 obs
○ 2017-02-09 00:49:24
● 2018-12-02 22:25:42
● 2026-07-17 15:39:34
NSns1098.ui-dns.com2018-12-02 → 2026-07-17 · 3 obs
○ 2017-02-09 00:49:24
● 2018-12-02 22:25:42
● 2026-07-17 15:39:34
NSns1098.ui-dns.de2018-12-02 → 2026-07-17 · 3 obs
○ 2017-02-09 00:49:24
● 2018-12-02 22:25:42
● 2026-07-17 15:39:34
NSns1098.ui-dns.org2018-12-02 → 2026-07-17 · 3 obs
○ 2017-02-09 00:49:24
● 2018-12-02 22:25:42
● 2026-07-17 15:39:34
NSns55.1und1.de2015-07-19 → 2017-02-09 · 4 obs
● 2015-07-19 12:37:36
● 2017-02-09 00:49:24
○ 2018-12-02 22:25:42
○ 2026-07-17 15:39:34
NSns56.1und1.de2015-07-19 → 2017-02-09 · 4 obs
● 2015-07-19 12:37:36
● 2017-02-09 00:49:24
○ 2018-12-02 22:25:42
○ 2026-07-17 15:39:34
MXmx00.ionos.de2026-06-29 → 2026-07-17 · 3 obs
○ 2018-12-02 22:25:42
● 2026-06-29 16:11:30
● 2026-07-17 15:39:34
MXmx00.kundenserver.de2015-07-19 → 2018-12-02 · 4 obs
● 2015-07-19 12:37:36
● 2018-12-02 22:25:42
○ 2026-06-29 16:11:30
○ 2026-07-17 15:39:34
MXmx01.ionos.de2026-06-29 → 2026-07-17 · 3 obs
○ 2018-12-02 22:25:42
● 2026-06-29 16:11:30
● 2026-07-17 15:39:34
MXmx01.kundenserver.de2015-07-19 → 2018-12-02 · 4 obs
● 2015-07-19 12:37:36
● 2018-12-02 22:25:42
○ 2026-06-29 16:11:30
○ 2026-07-17 15:39:34
A217.160.0.552026-06-29 → 2026-07-17 · 3 obs
○ 2018-12-02 22:25:42
● 2026-06-29 16:11:30
● 2026-07-17 15:39:34
A217.160.233.1612017-02-09 → 2018-12-02 · 5 obs
○ 2016-05-03 21:39:20
● 2017-02-09 00:49:24
● 2018-12-02 22:25:42
○ 2026-06-29 16:11:30
○ 2026-07-17 15:39:34
A82.165.214.862015-07-19 → 2016-05-03 · 4 obs
● 2015-07-19 12:37:36
● 2016-05-03 21:39:20
○ 2017-02-09 00:49:24
○ 2026-07-17 15:39:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
rztk.dens1098.ui-dns.org, ns1098.ui-dns.com, ns1098.ui-dns.de, ns1098.ui-dns.biz-

✅ Authoritative Response

Server:217.160.83.98

NS records: ns1098.ui-dns.org, ns1098.ui-dns.com, ns1098.ui-dns.de, ns1098.ui-dns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rztk.de (unsigned zone)

⏱️ Timing

Total: 827ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.55
NS4ns1098.ui-dns.org, ns1098.ui-dns.biz...
MX2mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1098.ui-dns.com hostmaster.1und1.de

Analysis

IP Addresses

rztk.de points to a single IP number: 217.160.0.55.

Additional host names — mauromoscati.com, pm-h.de, morenocalvo.com and two others — share IP numbers with rztk.de.

Name Servers

rztk.de has four authoritative name servers: ns1098.ui-dns.biz, ns1098.ui-dns.com, ns1098.ui-dns.de and ns1098.ui-dns.org.

The name servers of rztk.de overlap at least partially with those of other domains — among them fcaich.org, sheepshed.co.uk, dubspeed.co.uk and two more.

These name servers commonly appear in delegations together with ns1063.ui-dns.biz, ns1016.ui-dns.de, ns1125.ui-dns.org and 6 other.

Each of the four hosts ns1098.ui-dns.biz, ns1098.ui-dns.com, ns1098.ui-dns.de and ns1098.ui-dns.org has two IP addresses. ns1098.ui-dns.biz points to 185.132.33.98 and 2607:f1c0:fe:53:185:132:33:98. ns1098.ui-dns.com points to 185.132.34.98 and 2607:f1c0:fe:53:185:132:34:98. ns1098.ui-dns.de points to 185.132.32.98 and 2607:f1c0:fe:53:185:132:32:98. ns1098.ui-dns.org points to 217.160.83.98 and 2001:8d8:fe:53:0:d9a0:5362:100.

Mail Servers

rztk.de has two mail servers: mx00.ionos.de and mx01.ionos.de.

rztk.de shares the same mail server setup as other domains, including reixelo.net, biocer-gmbh.com, monaco-beauty.com and two others.

rztk.de has mail servers in common with other domains — hausflora-sylt.de being one example.

Both mx00.ionos.de and mx01.ionos.de have a single IP address each — mx00.ionos.de resolves to 212.227.15.41 while mx01.ionos.de resolves to 217.72.192.67.