thefourth.de - dns.ninja
thefourth.de
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=1782241048 | ||||||
Subdomains
mail.thefourth.de |
Same first word
DNS History
12 records (7 active, 5 former)
○NSns55.1und1.de2015-07-05 → 2017-03-27 · 4 obs
● 2017-03-27 04:46:34
○ 2020-02-13 21:59:02
○ 2026-06-23 19:10:10
○NSns56.1und1.de2015-07-05 → 2017-03-27 · 4 obs
● 2017-03-27 04:46:34
○ 2020-02-13 21:59:02
○ 2026-06-23 19:10:10
●NSroot-dns.netcup.net2020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
●NSsecond-dns.netcup.net2020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
●NSthird-dns.netcup.net2020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
●MXmail.thefourth.de2020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
○MXmx00.kundenserver.de2015-07-05 → 2017-03-27 · 4 obs
● 2017-03-27 04:46:34
○ 2020-02-13 21:59:02
○ 2026-06-23 19:10:10
○MXmx01.kundenserver.de2015-07-05 → 2017-03-27 · 4 obs
● 2017-03-27 04:46:34
○ 2020-02-13 21:59:02
○ 2026-06-23 19:10:10
●MXmx2fbd.netcup.net2020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
●A188.68.47.1872020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
●A2a03:4000:30:53b8::12:15162020-02-13 → 2026-06-23 · 3 obs
● 2020-02-13 21:59:02
● 2026-06-23 19:10:10
○A87.106.123.1152015-07-05 → 2017-03-27 · 4 obs
● 2017-03-27 04:46:34
○ 2020-02-13 21:59:02
○ 2026-06-23 19:10:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| thefourth.de | root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thefourth.de (unsigned zone)
⏱️ Timing
Total: 1265ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.68.47.187 |
| AAAA | 1 | 2a03:4000:30:53b8::12:1516 |
| NS | 3 | second-dns.netcup.net, root-dns.netcup.net... |
| MX | 2 | mail.thefourth.de (pri: 10), mx2fbd.netcup.net (pri: 50) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
mail.thefourth.de is delegated beneath thefourth.de.
IP Addresses
thefourth.de has two IP addresses: 188.68.47.187 and 2a03:4000:30:53b8::12:1516
Two other host names, along with gasthauszurerholung.com, pmk-hausverwaltungen.de and freies-montenegro.de, also share IP numbers with thefourth.de.
Name Servers
thefourth.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 thefourth.de and other domains — sxn.de, molistum.de, 104.53.152.in-addr.arpa 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.
Mail Servers
thefourth.de is served by two mail servers, mail.thefourth.de and mx2fbd.netcup.net.
There is at least a partial MX overlap between thefourth.de and other domains, including hej-marketing.com, bigxx.de, augenchirurgie-chemnitz.de and two others.
These mail servers tend to appear in combination with mail servers mail.hej-marketing.com, mail.bigxx.de, mail.augenchirurgie-chemnitz.de and 3 others.
Host names that have two IP addresses:
mx2fbd.netcup.net resolves to two addresses: 188.68.47.189 and 2a03:4000:0:336:142f:66ff:fea4:2dce.
Host names that point to one IP address:
The hostname mail.thefourth.de resolves to 188.68.47.189.
mx2fbd.netcup.net along with mail.thefourth.de each resolve to 188.68.47.189 IP addresses.