datavalley-ctf.de - robtex.com
datavalley-ctf.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:d0a:2163::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www211.your-server.de | ||||||
| A | 78.46.0.251🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | www211.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:2163::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www211.your-server.de | ||||||
| A | 78.46.0.251🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | www211.your-server.de | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-29 #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=1774835143 | ||||||
rank #28960 in the tld
Same first word
datavalley-ctf.de |
DNS History
6 records (6 active, 0 former)
●NSns.second-ns.com2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
●NSns1.your-server.de2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
●NSns3.second-ns.de2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
●MXwww211.your-server.de2026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
●A2a01:4f8:d0a:2163::22026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
●A78.46.0.2512026-02-28 → 2026-03-30 · 2 obs
● 2026-03-30 01:51:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| datavalley-ctf.de | ns3.second-ns.de, ns.second-ns.com, ns1.your-server.de | 4 records |
✅ Authoritative Response
Server:193.47.99.4
NS records: ns3.second-ns.de, ns.second-ns.com, ns1.your-server.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for datavalley-ctf.de (unsigned zone)
⏱️ Timing
Total: 655ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.46.0.251 |
| AAAA | 1 | 2a01:4f8:d0a:2163::2 |
| NS | 3 | ns.second-ns.com, ns1.your-server.de... |
| MX | 1 | www211.your-server.de (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ?all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.your-server.de, ns3.second-ns.de, ns1.your-server.de...)
Analysis
IP Addresses
datavalley-ctf.de points to two IP numbers: 2a01:4f8:d0a:2163::2 and 78.46.0.251.
Other host names such as mail.redfrog.info, mx0.df-studio.de, www.newprestige.at, lio.design and mail.sturamed-leipzig.de share IP numbers with datavalley-ctf.de.
Name Servers
datavalley-ctf.de is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
At least part of the name servers for datavalley-ctf.de are shared with other domains, for instance newpark.de, dawliatrans.com, pspmuc.com, dachdeckermeister-neuss.de and 196.181.135.in-addr.arpa.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102
Mail Servers
The mail server for datavalley-ctf.de is www211.your-server.de.
datavalley-ctf.de uses the same mail server setup as other domains, for instance jamjam-mailer.at, karl-schlecht.de, ospreyfrank.de, latin-music-entertainment.com and content2consumer.com.
Some mail servers are shared between datavalley-ctf.de and other domains, for instance xn--schnbichl-27a.com.
Hostname www211.your-server.de resolves to two IPs: 2a01:4f8:d0a:2163::2 and 78.46.0.251.