3b9.de - robtex.com
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3b9.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:61:6ec7::19:6375🇩🇪 netcup-AS | ||||||
| A | 202.61.233.57🇩🇪 netcup-AS | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | mail.3b9.de ⭐ | ||||||
| A | 202.61.233.59🇩🇪 netcup-AS | ||||||
| PTR | mxe93b.netcup.net | ||||||
| MX | mxe93b.netcup.net(50) | ||||||
| A | 2a03:4000:0:571:a434:3fff:fe0f:732a🇩🇪 netcup-AS | ||||||
| PTR | mxe93b.netcup.net | ||||||
| A | 202.61.233.59🇩🇪 netcup-AS | ||||||
| PTR | mxe93b.netcup.net | ||||||
| TXT | v=spf1 mx a include:_spf.webhosting.systems ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2024-11-08 #15 | ||||||
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=1771291602 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSroot-dns.netcup.net2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●NSsecond-dns.netcup.net2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●NSthird-dns.netcup.net2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●MXmail.3b9.de2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●MXmxe93b.netcup.net2026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●A202.61.233.572026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
●A2a03:4000:61:6ec7::19:63752026-02-18 → 2026-02-18 · 2 obs
● 2026-02-18 23:09:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| 3b9.de | root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server: 188.68.63.68
NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3b9.de (unsigned zone)
⏱️ Timing
Total: 395ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.61.233.57 |
| AAAA | 1 | 2a03:4000:61:6ec7::19:6375 |
| NS | 3 | third-dns.netcup.net, root-dns.netcup.net... |
| MX | 2 | mxe93b.netcup.net (pri: 50), mail.3b9.de (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
AI analysis
3b9.de points to two IP numbers: 2a03:4000:61:6ec7::19:6375 and 202.61.233.57.
Other host names, for instance 5fl.de, gaestehaus-margarete.de, sexxxes.de, www.wared.net and corv.de share IP numbers with 3b9.de.
The delegation for 3b9.de is handled by three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
3b9.de at least partially shares name servers with other domains, for instance warum-led.de, worldwide-outdoor-experience.de, weblost.de, abs3.eu and xn--evangelisch-bischofsgrn-xpc.de.
Two IP numbers per host:
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.
3b9.de is handled by two mail servers: mail.3b9.de and mxe93b.netcup.net.
3b9.de shares mail servers with other domains at least in part, for instance emsol.de, 2air.de, plenty-tools.de, fensterdirektvertrieb.de and find-your-software.de.
These mail servers are often used together with mail.emsol.de, mail.2air.de, mail.plenty-tools.de, mail.fensterdirektvertrieb.de, mail.find-your-software.de and mail.15minutenkunst.de.
Host names with two IPs:
mxe93b.netcup.net points to 2a03:4000:0:571:a434:3fff:fe0f:732a and 202.61.233.59.
Host names with one IP:
mail.3b9.de points to 202.61.233.59.
Host names pointing to 202.61.233.59:
mxe93b.netcup.net and mail.3b9.de.