`23frei.de`

DNSSEC	⚠️ Not signed
A	85.13.135.52^{🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich}
		PTR	`dd13302.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	`w00627bc.kasserver.com` ⭐
		A	85.13.135.52^{🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich}
			PTR	`dd13302.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512081156

`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=1774692945

Subdomains

mail.23frei.de

Same first word

23frei.de

Similar names

fire23.com

DNS History

7 records (4 active, 3 former)

●NSns5.kasserver.com2015-07-15 → 2026-03-28 · 2 obs

● 2015-07-15 02:30:42
● 2026-03-28 10:28:50

●NSns6.kasserver.com2015-07-15 → 2026-03-28 · 2 obs

● 2015-07-15 02:30:42
● 2026-03-28 10:28:50

○MXmail.23frei.de2015-07-15 → 2016-05-06 · 4 obs

● 2015-07-15 02:30:42
● 2016-05-06 23:57:02
○ 2017-01-29 15:16:22
○ 2026-03-28 10:28:50

●MXw00627bc.kasserver.com2017-01-29 → 2026-03-28 · 3 obs

○ 2016-05-06 23:57:02
● 2017-01-29 15:16:22
● 2026-03-28 10:28:50

○A85.13.130.1232015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 02:30:42
○ 2015-11-18 20:55:04
○ 2026-03-28 10:28:50

●A85.13.135.522026-03-24 → 2026-03-28 · 3 obs

○ 2018-10-01 18:39:20
● 2026-03-24 02:11:38
● 2026-03-28 10:28:50

○A85.13.140.1442015-11-18 → 2018-10-01 · 5 obs

○ 2015-07-15 02:30:42
● 2015-11-18 20:55:04
● 2018-10-01 18:39:20
○ 2026-03-24 02:11:38
○ 2026-03-28 10:28:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
23frei.de	ns5.kasserver.com, ns6.kasserver.com	-

✅ Authoritative Response

Server:85.13.159.101

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 23frei.de (unsigned zone)

⏱️ Timing

Total: 833ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.135.52`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w00627bc.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

Hierarchy

The parent of mail.23frei.de is 23frei.de.

IP Addresses

23frei.de points to an IP address: 85.13.135.52.

other host names include v091259.kasserver.com, rei(0x736578)x.kasserver.com, w01d85c2.kasserver.com, der-kreuzfahrtexperte.de and kosmetikstudio-dana.de; they share IP numbers with 23frei.de.

Name Servers

Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for 23frei.de.

23frei.de shares the same name server setup as other domains, for instance fliegl-energy.com, brechkupplungen.de, impacting1.de, wasserberg.org and uhrenblog.info.

23frei.de at least partially shares name servers with other domains, for instance glaeser-selenberg.de, jochen-schoonhoven.de, topicoon.de, tierarzt-meuselwitz.de and hms-immo.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

23frei.de is handled by a single mail server, w00627bc.kasserver.com.

The host name w00627bc.kasserver.com points to IP 85.13.135.52.

23frei.de - robtex.com

23frei.de

de