`ptb-systemtechnik.com`

DNSSEC	⚠️ Not signed
A	85.13.133.223^{🇩🇪 NMM-AS85.13.133.0/24 Neue Medien Muennich}
		PTR	`dd17028.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	`mx.ptb-systemtechnik.com` ⭐
		A	217.91.187.127^{🇩🇪 DTAG217.80.0.0/12 Deutsche Telekom AG, Internet service provider}
			PTR	`pd95bbb7f.dip0.t-ipconnect.de`
MX	`w00dcfb9.kasserver.com` ⭐
		A	85.13.133.223^{🇩🇪 NMM-AS85.13.133.0/24 Neue Medien Muennich}
			PTR	`dd17028.kasserver.com`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2604230042

`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=1776920032

Subdomains

mx.ptb-systemtechnik.com

mail.ptb-systemtechnik.com

Same first word

ptb-systemtechnik.com

DNS History

7 records (5 active, 2 former)

●NSns5.kasserver.com2015-06-06 → 2026-04-23 · 2 obs

● 2015-06-06 01:31:10
● 2026-04-23 05:02:36

●NSns6.kasserver.com2015-06-06 → 2026-04-23 · 2 obs

● 2015-06-06 01:31:10
● 2026-04-23 05:02:36

○MXmail.ptb-systemtechnik.com2015-06-06 → 2016-09-12 · 4 obs

● 2015-06-06 01:31:10
● 2016-09-12 08:28:46
○ 2017-05-25 20:19:12
○ 2026-04-23 05:02:36

●MXmx.ptb-systemtechnik.com2017-05-25 → 2026-04-23 · 3 obs

○ 2016-09-12 08:28:46
● 2017-05-25 20:19:12
● 2026-04-23 05:02:36

●MXw00dcfb9.kasserver.com2017-05-25 → 2026-04-23 · 3 obs

○ 2016-09-12 08:28:46
● 2017-05-25 20:19:12
● 2026-04-23 05:02:36

○A85.13.130.2312015-06-06 → 2017-05-25 · 4 obs

● 2015-06-06 01:31:10
● 2017-05-25 20:19:12
○ 2026-04-23 02:02:52
○ 2026-04-23 05:02:36

●A85.13.133.2232026-04-23 → 2026-04-23 · 3 obs

○ 2017-05-25 20:19:12
● 2026-04-23 02:02:52
● 2026-04-23 05:02:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
ptb-systemtechnik.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 ptb-systemtechnik.com (unsigned zone)

⏱️ Timing

Total: 425ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.133.223`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	2	`w00dcfb9.kasserver.com (pri: 10), mx.ptb-systemtechnik.com (pri: 10)`
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

ptb-systemtechnik.com is a parent of mx.ptb-systemtechnik.com and mail.ptb-systemtechnik.com.

IP Addresses

ptb-systemtechnik.com points to a single IP number: 85.13.133.223.

Other host names, for instance w00bbca6.kasserver.com, w00ef87f.kasserver.com, w0081651.kasserver.com, mail.felz.lu and mail.teufelsbox.de share IP numbers with ptb-systemtechnik.com.

Name Servers

Delegation for ptb-systemtechnik.com rests with two name servers, ns5.kasserver.com and ns6.kasserver.com.

ptb-systemtechnik.com shares the same name server setup as other domains, including onkelhong.com, reiter.ws, tier-naturheilpraxis.com, newsletter-weingueter.de and tl-retail.com.

ptb-systemtechnik.com at least partially shares name servers with other domains, for instance netz-giraffe.de, jenainformation.de, bm-experts.de, saxonia-open.de and kuehl-gefrierkombination-ratgeber.de.

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

Host names with one IP number: ns5.kasserver.com points to 85.13.128.3; ns6.kasserver.com points to 85.13.159.101.

Mail Servers

ptb-systemtechnik.com is handled by two mail servers: w00dcfb9.kasserver.com and mx.ptb-systemtechnik.com.

Host names with one IP number: w00dcfb9.kasserver.com points to 85.13.133.223; mx.ptb-systemtechnik.com points to 217.91.187.127.

ptb-systemtechnik.com - robtex.com