`buefu.de`

DNSSEC	⚠️ Not signed
A	85.13.152.136^{🇩🇪 NMM-AS85.13.152.0/24 Neue Medien Muennich}
		PTR	`dd35526.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	`w012272f.kasserver.com` ⭐
		A	85.13.152.136^{🇩🇪 NMM-AS85.13.152.0/24 Neue Medien Muennich}
			PTR	`dd35526.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2602271338

`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=1774426721

Same first word

buefu.de

Similar names

befuu.net

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-07-20 → 2026-03-25 · 2 obs

● 2015-07-20 09:47:52
● 2026-03-25 08:46:06

●NSns6.kasserver.com2015-07-20 → 2026-03-25 · 2 obs

● 2015-07-20 09:47:52
● 2026-03-25 08:46:06

○MXmail.buefu.de2015-07-20 → 2016-05-07 · 4 obs

● 2015-07-20 09:47:52
● 2016-05-07 14:26:48
○ 2017-02-05 17:04:00
○ 2026-03-25 08:46:06

●MXw012272f.kasserver.com2017-02-05 → 2026-03-25 · 3 obs

○ 2016-05-07 14:26:48
● 2017-02-05 17:04:00
● 2026-03-25 08:46:06

○A85.13.129.2412015-07-20 → 2020-03-10 · 4 obs

● 2015-07-20 09:47:52
● 2020-03-10 01:56:56
○ 2026-03-25 04:18:48
○ 2026-03-25 08:46:06

●A85.13.152.1362026-03-25 → 2026-03-25 · 3 obs

○ 2020-03-10 01:56:56
● 2026-03-25 04:18:48
● 2026-03-25 08:46:06

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:85.13.128.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buefu.de (unsigned zone)

⏱️ Timing

Total: 1060ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.152.136`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	1	`w012272f.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

IP Addresses

buefu.de points to a single IP number: 85.13.152.136.

other host names for instance dd35526.kasserver.com, w01e19f4.kasserver.com, w01e1934.kasserver.com, w012272f.kasserver.com and w0091d71.kasserver.com share IP numbers with buefu.de.

Name Servers

buefu.de is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.

buefu.de shares the same name server setup as other domains, for example moonbootica.org, namen.info, k2restaurant.de, euro-rallye-trophee.eu and animo.de.

buefu.de at least partially shares name servers with other domains, for instance happyhairharburg.de, ostanders.de, back-photographie.de, pitchshop.de and frontangel.de.

These name servers are often used with ns3.ai-dns.de and ns5.name-server-kas.de.

Host names with one IP number:

The host ns5.kasserver.com points to 85.13.128.3 and the host ns6.kasserver.com points to 85.13.159.101.

Mail Servers

buefu.de is handled by a single mail server, w012272f.kasserver.com.

buefu.de shares the same mail server setup as other domains, for example hoersinnig-gut.de.

Host name w012272f.kasserver.com points to IP address 85.13.152.136.

buefu.de - robtex.com

buefu.de

de