f-systems.net - robtex.com
f-systems.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.157.242🇩🇪 NMM-AS85.13.157.0/24 Neue Medien Muennich | ||||||
| PTR | dd40738.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 | v031169.kasserver.com ⭐ | ||||||
| A | 85.13.157.242🇩🇪 NMM-AS85.13.157.0/24 Neue Medien Muennich | ||||||
| PTR | dd40738.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2602061145 | ||||||
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=1771291465 | ||||||
Same first word
f-systems.biz |
f-systems.net |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns5.kasserver.com2026-02-15 → 2026-03-24 · 2 obs
● 2026-03-24 11:28:56
●NSns6.kasserver.com2026-02-15 → 2026-03-24 · 2 obs
● 2026-03-24 11:28:56
●MXv031169.kasserver.com2026-02-15 → 2026-03-24 · 2 obs
● 2026-03-24 11:28:56
●A85.13.157.2422026-02-15 → 2026-03-24 · 2 obs
● 2026-03-24 11:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| f-systems.net | 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 f-systems.net (unsigned zone)
⏱️ Timing
Total: 397ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.157.242 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | v031169.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
f-systems.net resolves to a single IP address: 85.13.157.242.
Other host names including v110970.kasserver.com, mail.xn--logopdie-stapf-9hb.de, mail.aggertal-gymnasium.de, w006532c.kasserver.com and w01d888f.kasserver.com share IP numbers with f-systems.net.
Name Servers
f-systems.net's delegation uses two name servers, ns5.kasserver.com and ns6.kasserver.com.
f-systems.net shares the same name server setup as other domains, for example reiseoptimo.com, visioninmusic.de, grundschulatelier.net, tanima.eu and tilawa.org.
f-systems.net at least partially shares name servers with other domains, including rr-engineering.de, rabe-montage.de, odenwald-chronik.de, estherwienand.de and dreck-sack.de.
these name servers are commonly used with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de.
Host names with a single IP:
ns5.kasserver.com points to 85.13.128.3.
ns6.kasserver.com points to 85.13.159.101.
Mail Servers
f-systems.net is handled by a single mail server, v031169.kasserver.com.
f-systems.net uses the same mail server setup as other domains, such as fatihk.de.
v031169.kasserver.com points to a single IP: 85.13.157.242.