fnull.de - dns.ninja
fnull.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.38.243.234🇩🇪 netcup-AS46.38.240.0/22 | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2020-10-01 #2 | ||||||
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=1781975138 | ||||||
Same first word
fnull.de |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns.domeinguru.nl2015-07-11 → 2016-06-17 · 4 obs
● 2016-06-17 16:04:10
○ 2017-02-19 11:27:58
○ 2026-06-20 17:17:18
○NSns1.domeinguru.nl2015-07-11 → 2016-06-17 · 4 obs
● 2016-06-17 16:04:10
○ 2017-02-19 11:27:58
○ 2026-06-20 17:17:18
●NSroot-dns.netcup.net2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 17:17:18
●NSsecond-dns.netcup.net2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 17:17:18
●NSthird-dns.netcup.net2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 17:17:18
○MXmailfilter1.webguru.nl2015-07-11 → 2016-06-17 · 4 obs
● 2016-06-17 16:04:10
○ 2017-02-19 11:27:58
○ 2026-06-20 17:17:18
○A213.132.197.182015-07-11 → 2016-06-17 · 4 obs
● 2016-06-17 16:04:10
○ 2017-02-19 11:27:58
○ 2026-06-20 17:17:18
●A46.38.243.2342026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 17:17:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| fnull.de | second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:46.38.225.225
NS records: second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fnull.de (unsigned zone)
⏱️ Timing
Total: 1012ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.38.243.234 |
| NS | 3 | third-dns.netcup.net, second-dns.netcup.net... |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
fnull.de resolves to one IP address: 46.38.243.234.
mail.worldcenter.de, rawis.eu, mail.gaymeland.de and two other host names share IP numbers with fnull.de.
Name Servers
fnull.de carries NS records delegating to root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
There is at least partial name server overlap between fnull.de and other domains — schluessel-mit-system.de, edama.de, h-itcs.com and two more among them.
root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net are three hostnames that each resolve to a pair of IP addresses: root-dns.netcup.net to 46.38.225.225 and 2a03:4000:0:1::e1e1, second-dns.netcup.net to 37.221.199.199 and 2a03:4000:2:24b::c7c7, and third-dns.netcup.net to 188.68.63.68 and 2a03:4001:0:106::3f44.