projekteuler.de - robtex.com
projekteuler.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:4f:f12::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | next.pfischbeck.de | ||||||
| A | 185.216.179.176🇦🇹 netcup-AS185.216.176.0/22 powered by ANX | ||||||
| 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 2024-01-10 #6 | ||||||
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=1774876572 | ||||||
Same first word
projekteuler.de |
DNS History
10 records (5 active, 5 former)
○NSdocks05.rzone.de2018-05-14 → 2018-05-14 · 3 obs
○ 2026-02-26 14:13:00
○ 2026-03-30 13:26:04
●NSroot-dns.netcup.net2026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 14:13:00
● 2026-03-30 13:26:04
●NSsecond-dns.netcup.net2026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 14:13:00
● 2026-03-30 13:26:04
○NSshades04.rzone.de2018-05-14 → 2018-05-14 · 3 obs
○ 2026-02-26 14:13:00
○ 2026-03-30 13:26:04
●NSthird-dns.netcup.net2026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 14:13:00
● 2026-03-30 13:26:04
○MXsmtp.rzone.de2018-05-14 → 2018-05-14 · 3 obs
○ 2026-02-26 14:13:00
○ 2026-03-30 13:26:04
●A185.216.179.1762026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 14:13:00
● 2026-03-30 13:26:04
○A2a01:238:438e:9400:e2d8:b064:220e:91402018-05-14 → 2018-05-14 · 3 obs
○ 2026-02-26 14:13:00
○ 2026-03-30 13:26:04
●A2a03:4000:4f:f12::12026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 14:13:00
● 2026-03-30 13:26:04
○A85.214.64.1942018-05-14 → 2018-05-14 · 3 obs
○ 2026-02-26 14:13:00
○ 2026-03-30 13:26:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| projekteuler.de | root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server:46.38.225.225
NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for projekteuler.de (unsigned zone)
⏱️ Timing
Total: 2677ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.216.179.176 |
| AAAA | 1 | 2a03:4000:4f:f12::1 |
| NS | 3 | second-dns.netcup.net, root-dns.netcup.net... |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
projekteuler.de resolves to two IP numbers: 2a03:4000:4f:f12::1 and 185.216.179.176.
Other host names such as pfischbeck.de and next.pfischbeck.de share IP numbers with projekteuler.de.
Name Servers
projekteuler.de is delegated to three name servers root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
projekteuler.de at least partially shares name servers with other domains, for instance dentaflow.de, robert-rausch.com, waskostet.de, zaubermittel.de and stone-dev.de.
Host names with two IP numbers:
root-dns.netcup.net points to: 2a03:4000:0:1::e1e1 and 46.38.225.225.
second-dns.netcup.net points to: 2a03:4000:2:24b::c7c7 and 37.221.199.199.
third-dns.netcup.net points to: 2a03:4001:0:106::3f44 and 188.68.63.68.