biberzahn.net - robtex.com
biberzahn.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.138.172🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich | ||||||
| PTR | dd18208.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 | w0090aa2.kasserver.com ⭐ | ||||||
| A | 85.13.138.172🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich | ||||||
| PTR | dd18208.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2512091342 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778533941 | ||||||
Subdomains
mail.biberzahn.net |
Same first word
biberzahn.net |
DNS History
5 records (4 active, 1 former)
●NSns5.kasserver.com2015-08-10 → 2026-05-11 · 2 obs
● 2026-05-11 21:39:42
●NSns6.kasserver.com2015-08-10 → 2026-05-11 · 2 obs
● 2026-05-11 21:39:42
○MXmail.biberzahn.net2015-08-10 → 2016-08-13 · 4 obs
● 2016-08-13 00:08:36
○ 2017-03-29 06:11:08
○ 2026-05-11 21:39:42
●MXw0090aa2.kasserver.com2017-03-29 → 2026-05-11 · 3 obs
● 2017-03-29 06:11:08
● 2026-05-11 21:39:42
●A85.13.138.1722015-08-10 → 2026-05-11 · 2 obs
● 2026-05-11 21:39:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net... | - |
| biberzahn.net | 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 biberzahn.net (unsigned zone)
⏱️ Timing
Total: 800ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.138.172 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w0090aa2.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
biberzahn.net is a parent of mail.biberzahn.net.
IP Addresses
biberzahn.net points to a single IP number: 85.13.138.172.
Other host names, for instance mail.in-the-summertime.org, mail.english-transfer.net, w00bff36.kasserver.com, w00c249e.kasserver.com and mail.lenalenzen.com share IP numbers with biberzahn.net.
Name Servers
Delegation for biberzahn.net rests with two name servers, ns5.kasserver.com and ns6.kasserver.com.
biberzahn.net shares the same name server setup as other domains, including ferientraum-thueringen.de, onlinebusiness.academy, garagenflohmarkt-wettmar.de, rhein-jura-klinik.org and codigoro.de.
biberzahn.net at least partially shares name servers with other domains, for instance weidauerin.de, salzkotten-apotheke.de, metogo.de, tipius.de and kronicle.de.
These name servers are commonly used alongside ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Host names with one IP number: ns5.kasserver.com points to 85.13.128.3; ns6.kasserver.com points to 85.13.159.101.
Mail Servers
biberzahn.net is handled by a single mail server, w0090aa2.kasserver.com.
w0090aa2.kasserver.com points to a single IP: 85.13.138.172.