rubycube.de - dns.ninja
rubycube.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=1787407686 | ||||||
Subdomains
mail.rubycube.de |
Same first word
Previous names
Next names
DNS History
8 records (7 active, 1 former)
○MXmail.rubycube.de2015-07-20 → 2017-04-09 · 4 obs
● 2017-04-09 12:58:58
○ 2026-03-31 21:24:08
○ 2026-08-22 14:20:54
●MXmxext1.mailbox.org2026-03-31 → 2026-08-22 · 3 obs
● 2026-03-31 21:24:08
● 2026-08-22 14:20:54
●MXmxext2.mailbox.org2026-03-31 → 2026-08-22 · 3 obs
● 2026-03-31 21:24:08
● 2026-08-22 14:20:54
●MXmxext3.mailbox.org2026-03-31 → 2026-08-22 · 3 obs
● 2026-03-31 21:24:08
● 2026-08-22 14:20:54
●A213.239.207.762015-07-20 → 2026-08-22 · 2 obs
● 2026-08-22 14:20:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| rubycube.de | ns2.inwx.de, ns.inwx.de, ns3.inwx.de | - |
✅ Authoritative Response
Server:45.87.158.53
NS records: ns2.inwx.de, ns.inwx.de, ns3.inwx.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubycube.de (unsigned zone)
⏱️ Timing
Total: 854ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.239.207.76 |
| NS | 3 | ns2.inwx.de, ns.inwx.de... |
| MX | 3 | mxext3.mailbox.org (pri: 20), mxext1.mailbox.org (pri: 10)... |
| TXT | 1 | v=spf1 include:mailbox.org |
| SOA | 1 | ns.inwx.de hostmaster.inwx.de |
Analysis
Hierarchy
mail.rubycube.de is a subdomain of rubycube.de.
IP Addresses
rubycube.de directs to one IP number, which is 213.239.207.76.
Among the host names that share IP numbers with rubycube.de are wrongexit.de, static.213-239-207-76.clients.your-server.de, mail.rubycube.de and two others.
Name Servers
DNS for rubycube.de is handled by three authoritative name servers: ns2.inwx.de, ns3.inwx.de and ns.inwx.de.
The name servers of rubycube.de overlap at least partially with those of other domains — among them reiseninseln.de, bauberatung-ehlers.de, bdsimex.com and two more.
These name servers commonly co-occur with the name servers ns3.inwx.eu, ns1.innogames.de, dns3.cloudns.net and dns4.cloudns.net.
Three hostnames — ns2.inwx.de, ns3.inwx.de and ns.inwx.de — each have two IP addresses: ns2.inwx.de has 176.97.158.104 and 2001:67c:10b8::104, ns3.inwx.de has 45.87.158.53 and 2a02:d500::53, and ns.inwx.de has 192.174.68.104 and 2001:67c:1bc::104.
Mail Servers
Mail for rubycube.de is routed through three mail servers — mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org.
rubycube.de shares at least some of its mail servers with other domains — for example deubel.email, m4r.ca, rafaelklaus.com and two more.
It is common to find these mail servers paired with the mail servers mxext4.mailbox.org.
Three hostnames — mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org — each have two IP addresses: mxext1.mailbox.org has 80.241.60.212 and 2001:67c:2050:104:0:1:25:1, mxext2.mailbox.org has 80.241.60.215 and 2001:67c:2050:104:0:2:25:1, and mxext3.mailbox.org has 80.241.60.216 and 2001:67c:2050:104:0:3:25:1.