ct-sys.eu - robtex.com

ct-sys.eu

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::235🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0235.elastic-ssl.ui-r.com
A217.160.0.70🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1098.ui-dns.org ⭐
A2607:f1c0:fe:53:185:132:35:98🇺🇸 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.org
A185.132.35.98🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1098.ui-dns.org
NSns1035.ui-dns.de
A2607:f1c0:fe:53:185:132:32:35🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1035.ui-dns.de
A185.132.32.35🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1035.ui-dns.de
NSns1051.ui-dns.com
A2607:f1c0:fe:53:185:132:34:51🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1051.ui-dns.com
A185.132.34.51🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1051.ui-dns.com
NSns1115.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:115🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1115.ui-dns.biz
A185.132.33.115🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1115.ui-dns.biz
MXmx00.ionos.de ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
A212.227.15.171🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.de ⭐
A212.227.15.188🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx01.kundenserver.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.orghostmaster@1und1.com 2017-06-01 #7

eu

DNSSEC🔒 Signed (DS record present)
NSsi.dns.eu ⭐
NSbe.dns.eu
NSw.dns.eu
NSx.dns.eu
NSy.dns.eu
SOAsi.dns.eutech@eurid.eu serial=1126445602

Same first word

ct-sys.net
ct-sys.com
ct-sys.eu

Similar names

sys-tc.com
sys-ct.com
tsc-sy.net
sct-ys.com
c-syst.com
tsc-sy.com

DNS History

12 records (8 active, 4 former)

20162017201820192020202120222023202420252026NSns1035.ui-dns.dens1051.ui-dns.comns1098.ui-dns.orgns1115.ui-dns.bizcasiusd.nine.chns4.nine.chMXmx00.ionos.demx01.ionos.decasiusd.nine.chA2001:8d8:100f:f000::235217.160.0.7094.230.210.88
○NScasiusd.nine.ch2015-09-02 → 2016-10-16 · 4 obs
● 2015-09-02 12:18:56
● 2016-10-16 20:00:38
○ 2017-01-17 05:33:44
○ 2026-07-25 21:30:58
●NSns1035.ui-dns.de2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●NSns1051.ui-dns.com2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●NSns1098.ui-dns.org2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●NSns1115.ui-dns.biz2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
○NSns4.nine.ch2015-09-02 → 2016-10-16 · 4 obs
● 2015-09-02 12:18:56
● 2016-10-16 20:00:38
○ 2017-01-17 05:33:44
○ 2026-07-25 21:30:58
○MXcasiusd.nine.ch2015-09-02 → 2016-10-16 · 4 obs
● 2015-09-02 12:18:56
● 2016-10-16 20:00:38
○ 2017-01-17 05:33:44
○ 2026-07-25 21:30:58
●MXmx00.ionos.de2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●MXmx01.ionos.de2026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●A2001:8d8:100f:f000::2352026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
●A217.160.0.702026-05-31 → 2026-07-25 · 3 obs
○ 2017-01-17 05:33:44
● 2026-05-31 15:04:10
● 2026-07-25 21:30:58
○A94.230.210.882015-09-02 → 2016-10-16 · 4 obs
● 2015-09-02 12:18:56
● 2016-10-16 20:00:38
○ 2017-01-17 05:33:44
○ 2026-07-25 21:30:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
euw.dns.eu, be.dns.eu, y.dns.eu, x.dns.eu...-
ct-sys.euns1098.ui-dns.org, ns1115.ui-dns.biz, ns1035.ui-dns.de, ns1051.ui-dns.com-

✅ Authoritative Response

Server:185.132.35.98

NS records: ns1098.ui-dns.org, ns1115.ui-dns.biz, ns1035.ui-dns.de, ns1051.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ct-sys.eu (unsigned zone)

⏱️ Timing

Total: 529ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.70
AAAA12001:8d8:100f:f000::235
NS4ns1115.ui-dns.biz, ns1035.ui-dns.de...
MX2mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1098.ui-dns.org hostmaster.1und1.com

Analysis

IP Addresses

ct-sys.eu has two IP addresses: 217.160.0.70 and 2001:8d8:100f:f000::235

hankins-trockenbau.com, hocheppan.it, elektrohergert.com plus two other host names have IP numbers in common with ct-sys.eu.

Name Servers

Four name servers handle the delegation for ct-sys.eu: ns1115.ui-dns.biz, ns1051.ui-dns.com, ns1035.ui-dns.de and ns1098.ui-dns.org.

The name servers of ct-sys.eu overlap at least partially with those of other domains — among them vehiculosostenible.es, belleaunaturelle.fr, gros-tiefbau.eu and two more.

These name servers commonly appear in delegations together with ns1035.ui-dns.biz, ns1035.ui-dns.com, ns1035.ui-dns.org and 7 other.

Each of the four hosts ns1115.ui-dns.biz, ns1051.ui-dns.com, ns1035.ui-dns.de and ns1098.ui-dns.org has two IP addresses. ns1115.ui-dns.biz points to 185.132.33.115 and 2607:f1c0:fe:53:185:132:33:115. ns1051.ui-dns.com points to 185.132.34.51 and 2607:f1c0:fe:53:185:132:34:51. ns1035.ui-dns.de points to 185.132.32.35 and 2607:f1c0:fe:53:185:132:32:35. ns1098.ui-dns.org points to 185.132.35.98 and 2607:f1c0:fe:53:185:132:35:98.

Mail Servers

ct-sys.eu uses two mail servers, mx00.ionos.de and mx01.ionos.de.

The mail server setup of ct-sys.eu matches that of other domains such as onlinemedikus.info, openmg.de, vonberg.de and two others.

Each of the two host names carries two IP addresses: mx00.ionos.de points to 212.227.15.41 and 212.227.15.171, and mx01.ionos.de points to 212.227.15.188 and 217.72.192.67.