`mtk-informatik.de`

DNSSEC	⚠️ Not signed
A	85.13.146.162^{🇩🇪 NMM-AS85.13.146.0/24 Neue Medien Muennich}
		PTR	`dd28028.kasserver.com`
NS	`ns5.kasserver.com` ⭐
		A	85.13.128.3^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns5.kasserver.com`
NS	`ns6.kasserver.com`
		A	85.13.159.101^{🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich}
			PTR	`ns6.kasserver.com`
MX	`mail2.mtk-informatik.de` ⭐
		A	62.214.81.106^{🇩🇪 VERSATEL62.214.0.0/16 Versatel Deutschland}
MX	`mail.mtk-informatik.de`⁽¹⁰⁾
		A	217.92.184.145^{🇩🇪 DTAG217.80.0.0/12 Deutsche Telekom AG, Internet service provider}
			PTR	`mail.mtk-informatik.de`
			PTR	`olx.mtk-informatik.de`
TXT	`v=spf1 mx a a -all`
TXT	`apple-domain-verification=nNiOz9ZJKJ0q6DaHepT4tzghSP4pBBz9rATVG2l2J40`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2511121215

`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=1774674554

Subdomains

olx.mtk-informatik.de

mail2.mtk-informatik.de

mail.mtk-informatik.de

Same first word

mtk-informatik.com

mtk-informatik.de

DNS History

10 records (5 active, 5 former)

●NSns5.kasserver.com2015-10-25 → 2026-03-28 · 3 obs

○ 2015-06-04 17:42:20
● 2015-10-25 23:37:04
● 2026-03-28 05:24:56

●NSns6.kasserver.com2015-10-25 → 2026-03-28 · 3 obs

○ 2015-06-04 17:42:20
● 2015-10-25 23:37:04
● 2026-03-28 05:24:56

○NSns65.1und1.de2015-06-04 → 2015-06-04 · 3 obs

● 2015-06-04 17:42:20
○ 2015-10-25 23:37:04
○ 2026-03-28 05:24:56

○NSns66.1und1.de2015-06-04 → 2015-06-04 · 3 obs

● 2015-06-04 17:42:20
○ 2015-10-25 23:37:04
○ 2026-03-28 05:24:56

○MXmail.mtk-informatik.com2015-06-04 → 2015-06-04 · 3 obs

● 2015-06-04 17:42:20
○ 2015-10-25 23:37:04
○ 2026-03-28 05:24:56

●MXmail.mtk-informatik.de2015-06-04 → 2026-03-28 · 2 obs

● 2015-06-04 17:42:20
● 2026-03-28 05:24:56

●MXmail2.mtk-informatik.de2016-01-01 → 2026-03-28 · 3 obs

○ 2015-10-25 23:37:04
● 2016-01-01 15:33:46
● 2026-03-28 05:24:56

○A85.13.130.1362015-10-25 → 2017-01-01 · 5 obs

○ 2015-06-04 17:42:20
● 2015-10-25 23:37:04
● 2017-01-01 08:00:34
○ 2026-02-15 19:33:34
○ 2026-03-28 05:24:56

●A85.13.146.1622026-02-15 → 2026-03-28 · 3 obs

○ 2017-01-01 08:00:34
● 2026-02-15 19:33:34
● 2026-03-28 05:24:56

○A87.106.210.722015-06-04 → 2015-06-04 · 3 obs

● 2015-06-04 17:42:20
○ 2015-10-25 23:37:04
○ 2026-03-28 05:24:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
mtk-informatik.de	ns6.kasserver.com, ns5.kasserver.com	-

✅ Authoritative Response

Server:85.13.128.3

NS records: ns6.kasserver.com, ns5.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mtk-informatik.de (unsigned zone)

⏱️ Timing

Total: 659ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.146.162`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	2	`mail2.mtk-informatik.de (pri: 10), mail.mtk-informatik.de (pri: 0)`
TXT	2	`v=spf1 mx a a -all, apple-domain-verification=nNiOz9ZJKJ0q6D`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

Hierarchy

mtk-informatik.de is a parent of olx.mtk-informatik.de, mail2.mtk-informatik.de and mail.mtk-informatik.de.

IP Addresses

mtk-informatik.de resolves to a single IP address: 85.13.146.162.

Other host names including w014912e.kasserver.com, praxis-rolshoven.de, mtk-hosting.com, mx0.dr-rolshoven.de and w014b7c7.kasserver.com share IP numbers with mtk-informatik.de.

Name Servers

mtk-informatik.de's delegation uses two name servers, ns5.kasserver.com and ns6.kasserver.com.

mtk-informatik.de shares the same name server setup as other domains, for example textputzer.de, meenz.de, stefan-kremsner.at, earthrise-society.net and make-your-way-different.eu.

mtk-informatik.de at least partially shares name servers with other domains, including friedenberger-vermoegensverwaltung.de, everydays.de, cwg1996.de, sc-oberweikertshofen.de and frisch-gebloggt.de.

these name servers are commonly used with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de.

Host names with a single IP:

ns5.kasserver.com points to 85.13.128.3.

ns6.kasserver.com points to 85.13.159.101.

Mail Servers

mtk-informatik.de is handled by two mail servers: mail2.mtk-informatik.de and mail.mtk-informatik.de.

mtk-informatik.de uses the same mail server setup as other domains, such as mtk-informatik.com.

Host names with a single IP:

mail2.mtk-informatik.de points to 62.214.81.106.

mail.mtk-informatik.de points to 217.92.184.145.

mtk-informatik.de - robtex.com