f2k1.de - robtex.com
f2k1.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:9:f8::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | taurus.f2k1.de | ||||||
| A | 37.221.196.131🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| NS | ns1.f2k1.de ⭐ | ||||||
| A | 2a03:4000:9:f8::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | taurus.f2k1.de | ||||||
| A | 37.221.196.131🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | taurus.f2k1.de | ||||||
| NS | ns2.f2k1.de | ||||||
| A | 2a03:4000:3e:7f::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | wanderduene.f2k1.de | ||||||
| A | 2.56.96.69🇩🇪 netcup-AS2.56.96.0/22 | ||||||
| PTR | wanderduene.f2k1.de | ||||||
| MX | mail.franzi.business ⭐ | ||||||
| A | 2a0a:51c0:0:225::2🇩🇪 IP-PROJECTS2a0a:51c0::/32 IP-Routing by www.ip-projects.de | ||||||
| PTR | carlene.kunbox.net | ||||||
| A | 193.135.9.29🇩🇪 IP-PROJECTS193.135.9.0/24 IP-Routing by www.ip-projects.de | ||||||
| PTR | carlene.kunbox.net | ||||||
| TXT | v=spf1 a mx ip4:31.47.232.106 ~all | ||||||
| SOA | ns1.f2k1.dedns@f2k1.de serial=20231131 | ||||||
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=1774567517 | ||||||
Subdomains
ns2.f2k1.de |
wanderduene.f2k1.de |
ns1.f2k1.de |
Same first word
f2k1.de |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.f2k1.de2026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 23:51:46
●NSns2.f2k1.de2026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 23:51:46
●MXmail.franzi.business2026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 23:51:46
●A2a03:4000:9:f8::12026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 23:51:46
●A37.221.196.1312026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 23:51:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| f2k1.de | ns1.f2k1.de, ns2.f2k1.de | 4 records |
✅ Authoritative Response
Server:2.56.96.69
NS records: ns1.f2k1.de, ns2.f2k1.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for f2k1.de (unsigned zone)
⏱️ Timing
Total: 745ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.221.196.131 |
| AAAA | 1 | 2a03:4000:9:f8::1 |
| NS | 2 | ns2.f2k1.de, ns1.f2k1.de |
| MX | 1 | mail.franzi.business (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:31.47.232.106 ~all |
| SOA | 1 | ns1.f2k1.de dns.f2k1.de |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns2.f2k1.de, ns1.f2k1.de, ns2.f2k1.de...)
Analysis
Hierarchy
f2k1.de is a parent of ns2.f2k1.de, wanderduene.f2k1.de and ns1.f2k1.de.
IP Addresses
f2k1.de points to two IPs: 2a03:4000:9:f8::1 and 37.221.196.131.
Other host names for instance ns1.f2k1.de and flauschekatze.space share IP numbers with f2k1.de.
Name Servers
Two name servers ns1.f2k1.de and ns2.f2k1.de are delegated to f2k1.de.
f2k1.de uses the same name server configuration as other domains such as cuties.social, flauschekatze.space and zug.network.
Host names with two IPs:
ns1.f2k1.de points to 2a03:4000:9:f8::1 and 37.221.196.131.
ns2.f2k1.de points to 2a03:4000:3e:7f::1 and 2.56.96.69.
Mail Servers
f2k1.de is handled by a single mail server, mail.franzi.business.
Domain f2k1.de uses the same mail server setup as other domains, for example kunsmann.eu, mail.franzi.business, kunbox.net and franzi.business.
Host name mail.franzi.business points to IPs 2a0a:51c0:0:225::2 and 193.135.9.29.