opensb.de - dns.ninja
opensb.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=1786598479 | ||||||
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSns.inwx.de2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
○NSns1.jonaspasche.com2015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
●NSns2.inwx.de2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
○NSns2.jonaspasche.com2015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
●NSns3.inwx.eu2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
○NSns3.jonaspasche.com2015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
○MXmx.opensb.de2015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
●MXmxext1.mailbox.org2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
●MXmxext2.mailbox.org2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
●MXmxext3.mailbox.org2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 04:18:24
● 2026-08-13 05:37:08
●MXmxext4.mailbox.org2026-08-13 → 2026-08-13 · 3 obs
● 2026-08-13 05:37:06
● 2026-08-13 05:37:08
○A2001:1a50:11:0:5f:8f:acc8:10d2015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
○A95.143.172.2002015-07-19 → 2017-01-02 · 4 obs
● 2017-01-02 18:41:14
○ 2026-03-09 04:18:24
○ 2026-08-13 05:37:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| opensb.de | ns2.inwx.de, ns3.inwx.eu, ns.inwx.de | - |
✅ Authoritative Response
Server:176.97.158.104
NS records: ns2.inwx.de, ns3.inwx.eu, ns.inwx.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensb.de (unsigned zone)
⏱️ Timing
Total: 839ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns2.inwx.de, ns3.inwx.eu... |
| MX | 4 | mxext3.mailbox.org (pri: 10), mxext1.mailbox.org (pri: 10)... |
| TXT | 1 | v=spf1 include:mailbox.org ~all |
| SOA | 1 | ns.inwx.de hostmaster.inwx.de |
Analysis
Name Servers
opensb.de is served by three name servers: ns2.inwx.de, ns.inwx.de and ns3.inwx.eu.
opensb.de has at least partial name server overlap with other domains, such as bieros.de, fettlaus.de, k4v.de and two others.
It is common to find these name servers paired with the name servers ns3.inwx.de, ns1.innogames.de, dns3.cloudns.net and dns4.cloudns.net.
The hostnames ns2.inwx.de, ns.inwx.de and ns3.inwx.eu each direct to two IP addresses — ns2.inwx.de to 176.97.158.104 and 2001:67c:10b8::104, ns.inwx.de to 192.174.68.104 and 2001:67c:1bc::104, and ns3.inwx.eu to 45.87.158.53 and 2a02:d500::53.
Mail Servers
Four mail servers handle email for opensb.de: mxext1.mailbox.org, mxext2.mailbox.org, mxext3.mailbox.org and mxext4.mailbox.org.
opensb.de shares mail servers — at least in part — with other domains, including mahling.eu, gok-turk.de, lc-jrx.com and two others.
mxext1.mailbox.org, mxext2.mailbox.org, mxext3.mailbox.org and mxext4.mailbox.org all point to exactly two IP numbers each: mxext1.mailbox.org → 80.241.60.212 and 2001:67c:2050:104:0:1:25:1; mxext2.mailbox.org → 80.241.60.215 and 2001:67c:2050:104:0:2:25:1; mxext3.mailbox.org → 80.241.60.216 and 2001:67c:2050:104:0:3:25:1; mxext4.mailbox.org → 80.241.60.217 and 2001:67c:2050:104:0:4:25:1.