`informatikbuero.com`

DNSSEC	⚠️ Not signed
A	62.171.191.19^{🇩🇪 CONTABO62.171.190.0/23}
		PTR	`vmd52136.contaboserver.net`
NS	`ns1.contabo.net` ⭐
		A	2a02:c207:ff00:1200::1^{🇩🇪 CONTABO2a02:c207::/32}
		A	5.180.150.13^{🇺🇸 CONTABO5.180.150.0/24}
			PTR	`ns1.contabo.net`
NS	`ns2.contabo.net`
		A	2a02:c202:5028:1200::1^{🇩🇪 CONTABO2a02:c202::/32}
		A	195.179.224.10^{🇩🇪 CONTABO195.179.224.0/21}
			PTR	`ns2.contabo.net`
NS	`ns3.contabo.net`
		A	2605:a140:5028:1200::1^{🇺🇸 CONTABO-USA2605:a140::/32 Contabo Inc. 710 N Tucker Blvd. STE 420 St. Louis, MO 63101 US}
		A	209.126.15.15^{🇺🇸 CONTABO-USA209.126.0.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States}
			PTR	`ns3.contabo.net`
MX	`mail.informatikbuero.com` ⭐
		A	62.171.191.19^{🇩🇪 CONTABO62.171.190.0/23}
			PTR	`vmd52136.contaboserver.net`
TXT	`google-site-verification=lPcOFE-517PlxIstT-BpSMnw3KP7E04sP2aB6aQpqck`
SOA	`ns1.contabo.net`hostmaster@contabo.de serial=1786096499

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786095509

Subdomains

mail.informatikbuero.com

ns.informatikbuero.com

www.informatikbuero.com

Same first word

informatikbuero.com

DNS History

11 records (5 active, 6 former)

●NSns1.contabo.net2026-03-11 → 2026-08-07 · 3 obs

○ 2017-05-23 00:30:04
● 2026-03-11 06:01:42
● 2026-08-07 09:55:00

●NSns2.contabo.net2026-03-11 → 2026-08-07 · 3 obs

○ 2017-05-23 00:30:04
● 2026-03-11 06:01:42
● 2026-08-07 09:55:00

●NSns3.contabo.net2026-03-11 → 2026-08-07 · 3 obs

○ 2017-05-23 00:30:04
● 2026-03-11 06:01:42
● 2026-08-07 09:55:00

○NSns65.1und1.de2015-08-17 → 2017-05-23 · 4 obs

● 2015-08-17 05:03:58
● 2017-05-23 00:30:04
○ 2026-03-11 06:01:42
○ 2026-08-07 09:55:00

○NSns66.1und1.de2015-08-17 → 2017-05-23 · 4 obs

● 2015-08-17 05:03:58
● 2017-05-23 00:30:04
○ 2026-03-11 06:01:42
○ 2026-08-07 09:55:00

●MXmail.informatikbuero.com2026-03-11 → 2026-08-07 · 3 obs

○ 2017-05-23 00:30:04
● 2026-03-11 06:01:42
● 2026-08-07 09:55:00

○MXmx00.kundenserver.de2015-08-17 → 2017-05-23 · 4 obs

● 2015-08-17 05:03:58
● 2017-05-23 00:30:04
○ 2026-03-11 06:01:42
○ 2026-08-07 09:55:00

○MXmx01.kundenserver.de2015-08-17 → 2017-05-23 · 4 obs

● 2015-08-17 05:03:58
● 2017-05-23 00:30:04
○ 2026-03-11 06:01:42
○ 2026-08-07 09:55:00

○A217.160.231.1872016-07-15 → 2017-05-23 · 5 obs

○ 2016-03-14 12:01:48
● 2016-07-15 04:02:34
● 2017-05-23 00:30:04
○ 2026-03-11 06:01:42
○ 2026-08-07 09:55:00

●A62.171.191.192026-03-11 → 2026-08-07 · 3 obs

○ 2017-05-23 00:30:04
● 2026-03-11 06:01:42
● 2026-08-07 09:55:00

○A82.165.78.1972015-08-17 → 2016-03-14 · 4 obs

● 2015-08-17 05:03:58
● 2016-03-14 12:01:48
○ 2016-07-15 04:02:34
○ 2026-08-07 09:55:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
informatikbuero.com	ns1.contabo.net, ns2.contabo.net, ns3.contabo.net	-

✅ Authoritative Response

Server:5.180.150.13

NS records: ns1.contabo.net, ns2.contabo.net, ns3.contabo.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for informatikbuero.com (unsigned zone)

⏱️ Timing

Total: 601ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.171.191.19`
NS	3	`ns1.contabo.net, ns2.contabo.net...`
MX	1	`mail.informatikbuero.com (pri: 10)`
TXT	1	`google-site-verification=lPcOFE-517PlxIs`
SOA	1	`ns1.contabo.net hostmaster.contabo.de`

Analysis

Hierarchy

informatikbuero.com is a parent domain, with mail.informatikbuero.com, ns.informatikbuero.com and www.informatikbuero.com beneath it.

IP Addresses

informatikbuero.com points to a single IP number: 62.171.191.19.

The host names www.informatikbuero.com, vmd52136.contaboserver.net, mail.informatikbuero.com and ns.informatikbuero.com all share IP numbers with informatikbuero.com.

Name Servers

DNS for informatikbuero.com is handled by three authoritative name servers: ns1.contabo.net, ns2.contabo.net and ns3.contabo.net.

informatikbuero.com has at least partial name server overlap with other domains, such as outcode.net, worldtechsofts.com, 85.126.209.in-addr.arpa and two others.

Three hostnames — ns1.contabo.net, ns2.contabo.net and ns3.contabo.net — each have two IP addresses: ns1.contabo.net has 5.180.150.13 and 2a02:c207:ff00:1200::1, ns2.contabo.net has 195.179.224.10 and 2a02:c202:5028:1200::1, and ns3.contabo.net has 209.126.15.15 and 2605:a140:5028:1200::1.

Mail Servers

informatikbuero.com has one mail server: mail.informatikbuero.com.

mail.informatikbuero.com has exactly one IP number: 62.171.191.19.

informatikbuero.com - robtex.com