`rolfmonitor.de`

DNSSEC	⚠️ Not signed
A	85.13.142.191^{🇩🇪 NMM-AS85.13.142.0/24 Neue Medien Muennich}
		PTR	`dd23206.kasserver.com`
NS	`ns3.kasserver.com` ⭐
		A	85.13.128.2^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns3.kasserver.com`
NS	`ns4.kasserver.com`
		A	85.13.140.2^{🇩🇪 NMM-AS85.13.140.0/24 Neue Medien Muennich}
			PTR	`ns4.kasserver.com`
MX	`frolf.kasserver.com` ⭐
		A	85.13.142.191^{🇩🇪 NMM-AS85.13.142.0/24 Neue Medien Muennich}
			PTR	`dd23206.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns3.kasserver.com`hostmaster@kasserver.com serial=2511191029

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1774850805

WOT: SAFE (68/100)

Subdomains

mail.rolfmonitor.de

Same first word

rolfmonitor.de

DNS History

6 records (4 active, 2 former)

●NSns3.kasserver.com2015-07-24 → 2026-03-30 · 2 obs

● 2015-07-24 05:44:48
● 2026-03-30 06:22:30

●NSns4.kasserver.com2015-07-24 → 2026-03-30 · 2 obs

● 2015-07-24 05:44:48
● 2026-03-30 06:22:30

●MXfrolf.kasserver.com2017-03-13 → 2026-03-30 · 3 obs

○ 2016-07-14 17:11:22
● 2017-03-13 23:11:58
● 2026-03-30 06:22:30

○MXmail.rolfmonitor.de2015-07-24 → 2016-07-14 · 4 obs

● 2015-07-24 05:44:48
● 2016-07-14 17:11:22
○ 2017-03-13 23:11:58
○ 2026-03-30 06:22:30

○A85.13.135.1032015-07-24 → 2020-03-21 · 4 obs

● 2015-07-24 05:44:48
● 2020-03-21 19:19:36
○ 2026-03-29 19:40:04
○ 2026-03-30 06:22:30

●A85.13.142.1912026-03-29 → 2026-03-30 · 3 obs

○ 2020-03-21 19:19:36
● 2026-03-29 19:40:04
● 2026-03-30 06:22:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rolfmonitor.de	ns3.kasserver.com, ns4.kasserver.com	-

✅ Authoritative Response

Server:85.13.140.2

NS records: ns3.kasserver.com, ns4.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rolfmonitor.de (unsigned zone)

⏱️ Timing

Total: 931ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.142.191`
NS	2	`ns4.kasserver.com, ns3.kasserver.com`
MX	1	`frolf.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns3.kasserver.com hostmaster.kasserver.c`

Analysis

Hierarchy

rolfmonitor.de is a parent of mail.rolfmonitor.de.

IP Addresses

rolfmonitor.de points to a single IP address: 85.13.142.191.

Other host names such as mail.jazzhausschule.de, w008f36a.kasserver.com, frolf.kasserver.com, jazzhausschule.de and w00a9887.kasserver.com share IP numbers with rolfmonitor.de.

Name Servers

rolfmonitor.de is delegated to two name servers: ns3.kasserver.com and ns4.kasserver.com.

rolfmonitor.de uses the same name server setup as other domains, including asdfasf.de, tsc-graefenthal.de, bdb-bfh.de, schreiti.de and debecker.de.

Hostnames with a single IP

ns3.kasserver.com resolves to: 85.13.128.2.

ns4.kasserver.com resolves to: 85.13.140.2.

Mail Servers

The mail server for rolfmonitor.de is frolf.kasserver.com.

Host frolf.kasserver.com points to IP 85.13.142.191.

rolfmonitor.de - robtex.com

rolfmonitor.de

de