`dirkkoelling.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1070::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`w06.rzone.de`
A	81.169.145.70^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks07.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:7^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
		A	217.160.80.134^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
NS	`shades19.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:146^{🇺🇸 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	`shades19.rzone.de`
		A	185.132.34.146^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades19.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks07.rzone.de`hostmaster@strato-rz.de 2020-06-03 #13

`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=1774542387

Subdomains

mailspool.dirkkoelling.com

Same first word

dirkkoelling.com

DNS History

6 records (5 active, 1 former)

●NSdocks07.rzone.de2015-08-08 → 2026-03-26 · 2 obs

● 2015-08-08 04:29:52
● 2026-03-26 16:29:32

●NSshades19.rzone.de2015-08-08 → 2026-03-26 · 2 obs

● 2015-08-08 04:29:52
● 2026-03-26 16:29:32

○MXsmtp.rzone.de2015-08-08 → 2020-01-10 · 4 obs

● 2015-08-08 04:29:52
● 2020-01-10 04:59:20
○ 2026-02-16 11:51:08
○ 2026-03-26 16:29:32

●MXsmtpin.rzone.de2026-02-16 → 2026-03-26 · 3 obs

○ 2020-01-10 04:59:20
● 2026-02-16 11:51:08
● 2026-03-26 16:29:32

●A2a01:238:20a:202:1070::2015-08-08 → 2026-03-26 · 2 obs

● 2015-08-08 04:29:52
● 2026-03-26 16:29:32

●A81.169.145.702015-08-08 → 2026-03-26 · 2 obs

● 2015-08-08 04:29:52
● 2026-03-26 16:29:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
dirkkoelling.com	docks07.rzone.de, shades19.rzone.de	-

✅ Authoritative Response

Server:217.160.80.134

NS records: docks07.rzone.de, shades19.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dirkkoelling.com (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.70`
AAAA	1	`2a01:238:20a:202:1070::`
NS	2	`docks07.rzone.de, shades19.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks07.rzone.de hostmaster.strato-rz.de`

Analysis

Hierarchy

mailspool.dirkkoelling.com has dirkkoelling.com as its parent.

IP Addresses

dirkkoelling.com points to two IPs: 2a01:238:20a:202:1070:: and 81.169.145.70.

Other host names, for instance bmcampus.de, neusich.eu, tahan.fr, kanzlei-internet.de and gamekino.de share IP numbers with dirkkoelling.com.

Name Servers

Two name servers docks07.rzone.de and shades19.rzone.de are delegated to dirkkoelling.com.

dirkkoelling.com uses the same name server configuration as other domains, such as broadmedia.eu, genovien.com, hppj.de, me-solutions.de and kerimkakmaci.de.

dirkkoelling.com at least partially shares name servers with other domains such as rp-metrology.de, multimexshop.de, norman-knop.de, schmusetiger.de and gabi-graetzl.de.

These name servers are often used together with shades11.rzone.de, docks17.rzone.de, docks02.rzone.de, shades12.rzone.de, shades08.rzone.de, shades05.rzone.de, docks09.rzone.de, docks18.rzone.de, docks10.rzone.de and shades07.rzone.de.

Host names with two IPs:

docks07.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:7 and 217.160.80.134.

shades19.rzone.de points to 2607:f1c0:fe:53:185:132:34:146 and 185.132.34.146.

Mail Servers

dirkkoelling.com is handled by a single mail server, smtpin.rzone.de.

dirkkoelling.com shares the same mail server setup as other domains, including sandrabirkner.com, cetglobal.de, client01.de, musikmollenhauer-fulda.de and mail.molti.de.

Host name smtpin.rzone.de points to IPs 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

dirkkoelling.com - robtex.com