`studifa.de`

DNSSEC	⚠️ Not signed
A	85.13.140.18^{🇩🇪 NMM-AS85.13.140.0/24 Neue Medien Muennich}
		PTR	`dd21514.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	`ns3.ai-dns.de`
		A	168.119.5.244^{🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC}
			PTR	`static.244.5.119.168.clients.your-server.de`
NS	`ns5.name-server-kas.de`
		A	85.13.181.181^{🇩🇪 NMM-AS85.13.181.0/24 Neue Medien Muennich}
			PTR	`85-13-181-181-static.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	`w0093fd3.kasserver.com` ⭐
		A	85.13.140.18^{🇩🇪 NMM-AS85.13.140.0/24 Neue Medien Muennich}
			PTR	`dd21514.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2602271233

`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=1774860027

Subdomains

mail.studifa.de

Same first word

studifa.de

Similar names

fsaudit.net

fidatus.de

duifast.com

audfits.com

disfaut.com

auditfs.com

tafidus.ch

saifutd.com

usdtifa.com

fastdui.com

tsufida.com

studiaf.ru

DNS History

10 records (6 active, 4 former)

●NSns3.ai-dns.de2026-03-29 → 2026-03-30 · 3 obs

○ 2015-07-05 08:27:54
● 2026-03-29 11:25:36
● 2026-03-30 09:06:42

●NSns5.kasserver.com2015-07-05 → 2026-03-30 · 2 obs

● 2015-07-05 08:27:54
● 2026-03-30 09:06:42

●NSns5.name-server-kas.de2026-03-29 → 2026-03-30 · 3 obs

○ 2015-07-05 08:27:54
● 2026-03-29 11:25:36
● 2026-03-30 09:06:42

●NSns6.kasserver.com2015-07-05 → 2026-03-30 · 2 obs

● 2015-07-05 08:27:54
● 2026-03-30 09:06:42

○MXmail.studifa.de2015-07-05 → 2016-04-20 · 4 obs

● 2015-07-05 08:27:54
● 2016-04-20 06:40:30
○ 2017-04-18 22:21:16
○ 2026-03-30 09:06:42

●MXw0093fd3.kasserver.com2017-04-18 → 2026-03-30 · 3 obs

○ 2016-04-20 06:40:30
● 2017-04-18 22:21:16
● 2026-03-30 09:06:42

○A85.13.129.2512016-04-20 → 2020-04-07 · 5 obs

○ 2016-02-01 03:53:18
● 2016-04-20 06:40:30
● 2020-04-07 20:33:34
○ 2026-03-29 11:25:36
○ 2026-03-30 09:06:42

○A85.13.133.2302015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 08:27:54
○ 2015-11-07 21:05:06
○ 2026-03-30 09:06:42

●A85.13.140.182026-03-29 → 2026-03-30 · 3 obs

○ 2020-04-07 20:33:34
● 2026-03-29 11:25:36
● 2026-03-30 09:06:42

○A85.13.141.252015-11-07 → 2016-02-01 · 5 obs

○ 2015-07-05 08:27:54
● 2015-11-07 21:05:06
● 2016-02-01 03:53:18
○ 2016-04-20 06:40:30
○ 2026-03-30 09:06:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
studifa.de	ns6.kasserver.com, ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de	-

✅ Authoritative Response

Server:85.13.128.3

NS records: ns6.kasserver.com, ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studifa.de (unsigned zone)

⏱️ Timing

Total: 1021ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.140.18`
NS	4	`ns3.ai-dns.de, ns5.name-server-kas.de...`
MX	1	`w0093fd3.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

studifa.de is the parent of mail.studifa.de.

IP Addresses

studifa.de resolves to a single IP: 85.13.140.18.

Other host names, for instance calvinhollywood.de, ventmap.com, v032511.kasserver.com, scherbinek.de and w01382b6.kasserver.com share IP numbers with studifa.de.

Name Servers

studifa.de is delegated to four name servers: ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de.

studifa.de shares some name servers with other domains, for example usedom-hochzeit.de, songsforyou.de, ameluz.nl, marlen-herzog.de and beoneproduction.com.

These name servers are commonly used together with a-dns-service.de and ns3.kas-dns-server.de.

Host names with a single IP

ns5.kasserver.com resolves to 85.13.128.3

ns6.kasserver.com resolves to 85.13.159.101

ns3.ai-dns.de resolves to 168.119.5.244

ns5.name-server-kas.de resolves to 85.13.181.181

Mail Servers

studifa.de is handled by a single mail server, w0093fd3.kasserver.com.

studifa.de shares the mail server setup with other domains, for example hurghada.or.at, oman.li, marokko.us, alexandria.co.at and jordanien.us.

Host name w0093fd3.kasserver.com points to IP 85.13.140.18.

studifa.de - robtex.com

studifa.de

de