drschruefer.de - robtex.com
drschruefer.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.166.53🇩🇪 NMM-AS85.13.166.0/24 Neue Medien Muennich | ||||||
| PTR | dd51222.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 | w01bb390.kasserver.com ⭐ | ||||||
| A | 85.13.166.53🇩🇪 NMM-AS85.13.166.0/24 Neue Medien Muennich | ||||||
| PTR | dd51222.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| TXT | google-site-verification=s_btOiEWn5mz41qF38DXE3L_EZHaKACgMLtezklCbns | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2605220010 | ||||||
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.dedns-operations@denic.de serial=1785768036 | ||||||
Same first word
drschruefer.de |
DNS History
11 records (4 active, 7 former)
●NSns5.kasserver.com2026-06-30 → 2026-08-03 · 3 obs
● 2026-06-30 01:45:18
● 2026-08-03 14:46:38
○NSns55.1und1.de2015-08-16 → 2017-04-20 · 4 obs
● 2017-04-20 05:54:58
○ 2026-06-30 01:45:18
○ 2026-08-03 14:46:38
○NSns56.1und1.de2015-08-16 → 2017-04-20 · 4 obs
● 2017-04-20 05:54:58
○ 2026-06-30 01:45:18
○ 2026-08-03 14:46:38
●NSns6.kasserver.com2026-06-30 → 2026-08-03 · 3 obs
● 2026-06-30 01:45:18
● 2026-08-03 14:46:38
○MXmx00.kundenserver.de2015-08-16 → 2017-04-20 · 4 obs
● 2017-04-20 05:54:58
○ 2026-06-30 01:45:18
○ 2026-08-03 14:46:38
○MXmx01.kundenserver.de2015-08-16 → 2017-04-20 · 4 obs
● 2017-04-20 05:54:58
○ 2026-06-30 01:45:18
○ 2026-08-03 14:46:38
●MXw01bb390.kasserver.com2026-06-30 → 2026-08-03 · 3 obs
● 2026-06-30 01:45:18
● 2026-08-03 14:46:38
○A176.74.58.342016-01-04 → 2016-09-27 · 5 obs
● 2016-01-04 21:38:32
● 2016-09-27 04:55:36
○ 2017-04-20 05:54:58
○ 2026-08-03 14:46:38
○A82.165.210.242015-08-16 → 2015-08-16 · 3 obs
○ 2016-01-04 21:38:32
○ 2026-08-03 14:46:38
●A85.13.166.532026-06-30 → 2026-08-03 · 3 obs
● 2026-06-30 01:45:18
● 2026-08-03 14:46:38
○A89.238.69.922017-04-20 → 2017-04-20 · 4 obs
● 2017-04-20 05:54:58
○ 2026-06-30 01:45:18
○ 2026-08-03 14:46:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| drschruefer.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 drschruefer.de (unsigned zone)
⏱️ Timing
Total: 686ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.166.53 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | w01bb390.kasserver.com (pri: 10) |
| TXT | 2 | google-site-verification=s_btOiEWn5mz41q, v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
IP Addresses
drschruefer.de resolves to one IP address: 85.13.166.53.
www.hundesportarena.at, style-gewinnt.de, w01bb0bd.kasserver.com and two other host names share IP numbers with drschruefer.de.
Name Servers
The NS records for drschruefer.de delegate to ns5.kasserver.com and ns6.kasserver.com.
drschruefer.de uses the same name servers as several other domains — among them uitest.de, cegla.de, tujareisen.de and two more.
drschruefer.de has at least partial name server overlap with other domains, such as auto-schnatz.de, orientierbar-hofheim.de, grossmann-emsdetten.de and two others.
It is common to find these name servers paired with the name servers ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
ns5.kasserver.com directs to 85.13.128.3 and ns6.kasserver.com directs to 85.13.159.101; each host name points to exactly one IP number.
Mail Servers
Mail for drschruefer.de is handled by a single mail server, w01bb390.kasserver.com.
The mail server configuration of drschruefer.de is identical to that of other domains — schruefer.com being one example.
w01bb390.kasserver.com resolves to 85.13.166.53 and no other IP number.