`holgerbusch.info`

DNSSEC	⚠️ Not signed
A	212.223.15.194^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
		PTR	`linux05.rw.serviceprovider.de`
NS	`ns11.nameserver.de` ⭐
		A	2a02:708:0:26::2^{🇩🇪 ratiokontakt2a02:708::/32 GmbH}
			PTR	`ns11.nameserver.de`
		A	212.223.44.219^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns11.nameserver.de`
NS	`ns12.nameserver.de`
		A	2a02:708:0:25::2^{🇩🇪 ratiokontakt2a02:708::/32 GmbH}
			PTR	`ns12.nameserver.de`
		A	212.223.44.220^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns12.nameserver.de`
MX	`mail.clustermail.de` ⭐
		A	212.223.165.71^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`frontend.clustermail.de`
TXT	`4e97d5cc0edae9e129d77af13ae1579bc0031ed6`
SOA	`ns11.nameserver.de`dnsmaster@ns12.nameserver.de 2022-03-11 #0

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1774743873

Subdomains

mail.holgerbusch.info

Same first word

holgerbusch.info

DNS History

8 records (4 active, 4 former)

○NSns1.antagus.de2015-05-14 → 2018-01-30 · 4 obs

● 2015-05-14 22:53:06
● 2018-01-30 06:21:08
○ 2026-02-15 08:13:48
○ 2026-03-29 00:37:06

●NSns11.nameserver.de2026-02-15 → 2026-03-29 · 3 obs

○ 2018-01-30 06:21:08
● 2026-02-15 08:13:48
● 2026-03-29 00:37:06

●NSns12.nameserver.de2026-02-15 → 2026-03-29 · 3 obs

○ 2018-01-30 06:21:08
● 2026-02-15 08:13:48
● 2026-03-29 00:37:06

○NSns2.antagus.de2015-05-14 → 2018-01-30 · 4 obs

● 2015-05-14 22:53:06
● 2018-01-30 06:21:08
○ 2026-02-15 08:13:48
○ 2026-03-29 00:37:06

●MXmail.clustermail.de2026-02-15 → 2026-03-29 · 3 obs

○ 2018-01-30 06:21:08
● 2026-02-15 08:13:48
● 2026-03-29 00:37:06

○MXmail.holgerbusch.info2015-05-14 → 2018-01-30 · 4 obs

● 2015-05-14 22:53:06
● 2018-01-30 06:21:08
○ 2026-02-15 08:13:48
○ 2026-03-29 00:37:06

○A109.235.59.1312015-05-14 → 2018-01-30 · 4 obs

● 2015-05-14 22:53:06
● 2018-01-30 06:21:08
○ 2026-02-15 08:13:48
○ 2026-03-29 00:37:06

●A212.223.15.1942026-02-15 → 2026-03-29 · 3 obs

○ 2018-01-30 06:21:08
● 2026-02-15 08:13:48
● 2026-03-29 00:37:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
holgerbusch.info	ns12.nameserver.de, ns11.nameserver.de	-

✅ Authoritative Response

Server:212.223.44.220

NS records: ns12.nameserver.de, ns11.nameserver.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holgerbusch.info (unsigned zone)

⏱️ Timing

Total: 1267ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.223.15.194`
NS	2	`ns12.nameserver.de, ns11.nameserver.de`
MX	1	`mail.clustermail.de (pri: 10)`
TXT	1	`4e97d5cc0edae9e129d77af13ae1579bc0031ed6`
SOA	1	`ns11.nameserver.de dnsmaster.ns12.namese`

Analysis

Hierarchy

holgerbusch.info is the parent of mail.holgerbusch.info.

IP Addresses

holgerbusch.info resolves to one IP number: 212.223.15.194.

other host names including better-energie.de, hausdoktor-online.de, premium-hackschnitzel.eu, carplates.de and compdate.de share IP numbers with holgerbusch.info.

Name Servers

holgerbusch.info is delegated to two name servers ns11.nameserver.de and ns12.nameserver.de.

holgerbusch.info shares the same name server setup as other domains, for instance chabin.de, ruenagel.net, doppelpunkt.de, kfz-pruefstand.de and interstil.de.

holgerbusch.info shares name servers with other domains at least partially, for example nameserver8.de and x-tron.info.

Host names with two IP numbers:

The host name ns11.nameserver.de points to 2a02:708:0:26::2 and 212.223.44.219; the host name ns12.nameserver.de points to 2a02:708:0:25::2 and 212.223.44.220.

Mail Servers

holgerbusch.info is handled by a single mail server, mail.clustermail.de.

holgerbusch.info shares the same mail server setup as other domains, for instance in-ist-drin.eu, fwbau.de, id-munich.de, drehfix.eu and sovanti.de.

holgerbusch.info shares at least partially some mail servers with other domains, including indutherm.de, 3gplan.de and liebscher-hydraulik.de.

mail.clustermail.de resolves to IP 212.223.165.71.

holgerbusch.info - robtex.com