`ktc-systemtechnik.de`

DNSSEC	⚠️ Not signed
A	2a03:4000:61:fd58::23:6983^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
A	202.61.233.123^{🇩🇪 netcup-AS202.61.233.0/24}
NS	`ns1112.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:5270:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.com`
		A	217.160.82.112^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.com`
NS	`ns1112.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5170:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.biz`
		A	217.160.81.112^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.biz`
NS	`ns1112.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:112^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1112.ui-dns.de`
		A	217.160.80.112^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.de`
NS	`ns1112.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5370:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.org`
		A	217.160.83.112^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.org`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`6c9c5235-f759-45f6-8988-801e0b76fb82`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1112.ui-dns.com`hostmaster@1und1.de 2016-04-27 #31

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1777333641

Same first word

ktc-systemtechnik.de

DNS History

16 records (8 active, 8 former)

●NSns1112.ui-dns.biz2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

●NSns1112.ui-dns.com2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

●NSns1112.ui-dns.de2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

●NSns1112.ui-dns.org2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

○NSns65.1und1.de2015-08-10 → 2017-03-20 · 4 obs

● 2015-08-10 06:43:46
● 2017-03-20 00:00:10
○ 2026-02-20 12:18:28
○ 2026-04-27 23:48:30

○NSns66.1und1.de2015-08-10 → 2017-03-20 · 4 obs

● 2015-08-10 06:43:46
● 2017-03-20 00:00:10
○ 2026-02-20 12:18:28
○ 2026-04-27 23:48:30

●MXmx00.ionos.de2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

○MXmx00.kundenserver.de2015-08-10 → 2017-03-20 · 4 obs

● 2015-08-10 06:43:46
● 2017-03-20 00:00:10
○ 2026-02-20 12:18:28
○ 2026-04-27 23:48:30

●MXmx01.ionos.de2026-02-20 → 2026-04-27 · 3 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
● 2026-04-27 23:48:30

○MXmx01.kundenserver.de2015-08-10 → 2017-03-20 · 4 obs

● 2015-08-10 06:43:46
● 2017-03-20 00:00:10
○ 2026-02-20 12:18:28
○ 2026-04-27 23:48:30

○A2001:8d8:100f:f000::2002026-02-20 → 2026-02-20 · 4 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
○ 2026-04-27 23:48:28
○ 2026-04-27 23:48:30

●A202.61.233.1232026-04-27 → 2026-04-27 · 3 obs

○ 2026-02-20 12:18:28
● 2026-04-27 23:48:28
● 2026-04-27 23:48:30

○A217.160.0.142026-02-20 → 2026-02-20 · 4 obs

○ 2017-03-20 00:00:10
● 2026-02-20 12:18:28
○ 2026-04-27 23:48:28
○ 2026-04-27 23:48:30

○A217.160.223.72016-07-14 → 2017-03-20 · 5 obs

○ 2016-03-03 22:19:16
● 2016-07-14 16:09:28
● 2017-03-20 00:00:10
○ 2026-02-20 12:18:28
○ 2026-04-27 23:48:30

●A2a03:4000:61:fd58::23:69832026-04-27 → 2026-04-27 · 3 obs

○ 2026-02-20 12:18:28
● 2026-04-27 23:48:28
● 2026-04-27 23:48:30

○A82.165.116.2002015-08-10 → 2016-03-03 · 4 obs

● 2015-08-10 06:43:46
● 2016-03-03 22:19:16
○ 2016-07-14 16:09:28
○ 2026-04-27 23:48:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
ktc-systemtechnik.de	ns1112.ui-dns.com, ns1112.ui-dns.biz, ns1112.ui-dns.de, ns1112.ui-dns.org	-

✅ Authoritative Response

Server:217.160.82.112

NS records: ns1112.ui-dns.com, ns1112.ui-dns.biz, ns1112.ui-dns.de, ns1112.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ktc-systemtechnik.de (unsigned zone)

⏱️ Timing

Total: 918ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.61.233.123`
AAAA	1	`2a03:4000:61:fd58::23:6983`
NS	4	`ns1112.ui-dns.org, ns1112.ui-dns.de...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	2	`6c9c5235-f759-45f6-8988-801e0b76fb82, v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1112.ui-dns.com hostmaster.1und1.de`

Analysis

IP Addresses

ktc-systemtechnik.de has two IP numbers: 2a03:4000:61:fd58::23:6983 and 202.61.233.123.

Other host names, for instance ns1.spaceindex.de, server2.spaceindex.de, chevron1.spacedns.de, synapse-design.de and chevron4.nsindex.de share IP numbers with ktc-systemtechnik.de.

Name Servers

ktc-systemtechnik.de delegates to four name servers: ns1112.ui-dns.biz, ns1112.ui-dns.com, ns1112.ui-dns.de and ns1112.ui-dns.org.

ktc-systemtechnik.de at least partially shares name servers with other domains, including letz.ae, lynchsflowers.com, berlin-s-bahn.org, nocodex.com and rescuethefuture.org.

These name servers are commonly used together with the name servers ns1088.ui-dns.com, ns1029.ui-dns.org, ns1030.ui-dns.de and ns1097.ui-dns.org.

Host names with two IP numbers: ns1112.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5170:100 and 217.160.81.112; ns1112.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5270:100 and 217.160.82.112; ns1112.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:112 and 217.160.80.112; ns1112.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5370:100 and 217.160.83.112.

Mail Servers

ktc-systemtechnik.de is served by two mail servers mx00.ionos.de and mx01.ionos.de.

ktc-systemtechnik.de shares the same mail server setup as other domains, for instance karunaprakosay.com, bosetti.biz, ex-ist.eu, 5-x.de and lambda-control.com.

Host names with a single IP address: mx00.ionos.de points to 212.227.15.41; mx01.ionos.de points to 217.72.192.67.

ktc-systemtechnik.de - robtex.com