`david-koester.com`

DNSSEC	⚠️ Not signed
A	85.13.138.27^{🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich}
		PTR	`dd12328.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	`w00e0126.kasserver.com` ⭐
		A	85.13.138.27^{🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich}
			PTR	`dd12328.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512081411

`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=1778491122

Subdomains

mail.david-koester.com

Same first word

david-koester.de

david-koester.com

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-06-17 → 2026-05-11 · 2 obs

● 2015-06-17 05:34:10
● 2026-05-11 09:23:26

●NSns6.kasserver.com2015-06-17 → 2026-05-11 · 2 obs

● 2015-06-17 05:34:10
● 2026-05-11 09:23:26

○MXmail.david-koester.com2015-06-17 → 2016-11-27 · 4 obs

● 2015-06-17 05:34:10
● 2016-11-27 02:44:56
○ 2017-05-23 02:55:48
○ 2026-05-11 09:23:26

●MXw00e0126.kasserver.com2017-05-23 → 2026-05-11 · 3 obs

○ 2016-11-27 02:44:56
● 2017-05-23 02:55:48
● 2026-05-11 09:23:26

●A85.13.138.272017-05-23 → 2026-05-11 · 3 obs

○ 2016-11-27 02:44:56
● 2017-05-23 02:55:48
● 2026-05-11 09:23:26

○A85.13.140.952015-06-17 → 2016-11-27 · 4 obs

● 2015-06-17 05:34:10
● 2016-11-27 02:44:56
○ 2017-05-23 02:55:48
○ 2026-05-11 09:23:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
david-koester.com	ns5.kasserver.com, ns6.kasserver.com	2 records

✅ Authoritative Response

Server:85.13.128.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for david-koester.com (unsigned zone)

⏱️ Timing

Total: 870ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.138.27`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w00e0126.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.kasserver.com, ns6.kasserver.com)

Analysis

Hierarchy

The parent of mail.david-koester.com is david-koester.com.

IP Addresses

david-koester.com points to an IP address: 85.13.138.27.

other host names include w01db5e0.kasserver.com, w012a9f9.kasserver.com, w0144de2.kasserver.com, taurus-lasergame.de and w0125402.kasserver.com; they share IP numbers with david-koester.com.

Name Servers

Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for david-koester.com.

david-koester.com shares the same name server setup as other domains, for instance h-e-a-r-t.me, idea-consultants.de, wiesbaden-versicherungsmakler.de, pleissner.info and mayandolde.de.

david-koester.com at least partially shares name servers with other domains, for instance budrich-academic.de, okeanis.de, topmas.de, wackerhof.de and tueren-daniel.de.

These name servers are commonly used with the following: ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.

Host names with one IP:

ns5.kasserver.com points to: 85.13.128.3

ns6.kasserver.com points to: 85.13.159.101

Mail Servers

david-koester.com is handled by a single mail server, w00e0126.kasserver.com.

david-koester.com shares the same mail server setup as other domains such as landschaftsbilder.de, david-koester.de and kameratipps.de.

The host name w00e0126.kasserver.com points to IP 85.13.138.27.

david-koester.com - robtex.com