jd-computernet.de - robtex.com
jd-computernet.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=1775947383 | ||||||
Subdomains
Same first word
jd-computernet.de |
DNS History
9 records (6 active, 3 former)
○NSlocalhost2015-06-22 → 2015-11-02 · 4 obs
● 2015-11-02 02:47:30
○ 2016-01-25 09:09:26
○ 2026-04-11 22:45:58
●NSns.portunity.de2015-06-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:45:58
●NSns2.portunity.de2015-06-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:45:58
●MXmail.jd-computernet.de2026-02-15 → 2026-04-11 · 3 obs
● 2026-02-15 03:14:12
● 2026-04-11 22:45:58
●MXsmtp-backup1.portunity.de2016-01-25 → 2026-04-11 · 3 obs
● 2016-01-25 09:09:26
● 2026-04-11 22:45:58
●MXsmtp-backup2.portunity.de2016-01-25 → 2026-04-11 · 3 obs
● 2016-01-25 09:09:26
● 2026-04-11 22:45:58
○MXwww.jd-computernet.de2015-06-22 → 2018-09-29 · 4 obs
● 2018-09-29 14:10:40
○ 2026-02-15 03:14:12
○ 2026-04-11 22:45:58
●A46.253.249.2022026-02-15 → 2026-04-11 · 3 obs
● 2026-02-15 03:14:12
● 2026-04-11 22:45:58
○A81.14.229.912015-06-22 → 2018-09-29 · 4 obs
● 2018-09-29 14:10:40
○ 2026-02-15 03:14:12
○ 2026-04-11 22:45:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| jd-computernet.de | ns.portunity.de, ns2.portunity.de | 4 records |
✅ Authoritative Response
Server:217.144.128.33
NS records: ns.portunity.de, ns2.portunity.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jd-computernet.de (unsigned zone)
⏱️ Timing
Total: 540ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.253.249.202 |
| NS | 2 | ns2.portunity.de, ns.portunity.de |
| MX | 3 | smtp-backup1.portunity.de (pri: 20), mail.jd-computernet.de (pri: 10)... |
| TXT | 2 | apple-domain-verification=UKjRxc2RcSmtVG, v=spf1 mx a:mailgate.jd-computernet.de ~ |
| SOA | 1 | ns.portunity.de hostmaster.portunity.de |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.portunity.de, ns.portunity.de, ns2.portunity.de...)
Analysis
Hierarchy
jd-computernet.de is a parent of mail.jd-computernet.de and www.jd-computernet.de.
IP Addresses
jd-computernet.de resolves to one IP number: 46.253.249.202.
Other host names such as www.jd-computernet.de and mail.jd-computernet.de share IP numbers with jd-computernet.de.
Name Servers
jd-computernet.de is delegated to two name servers ns2.portunity.de and ns.portunity.de.
jd-computernet.de shares the same name server setup as other domains, for instance joerg-schedler.de, pacsgateway.de, xn--oberflche-02a.de, ega-car.eu and tz-consulting.de.
jd-computernet.de at least partially shares name servers with other domains, for instance motorradonline.eu, sportportal.eu, consecur.info and lcar.info.
these name servers are commonly used alongside ns2.reetz-it.de.
Host names with two IP numbers:
The host name ns2.portunity.de points to 2a02:a00:f::a2 and 188.246.0.33; the host name ns.portunity.de points to 2a02:a00::a1 and 217.144.128.33.
Mail Servers
jd-computernet.de is handled by three mail servers: mail.jd-computernet.de, smtp-backup1.portunity.de and smtp-backup2.portunity.de.
jd-computernet.de shares some mail servers with other domains, at least partially, for instance iprms.de, gurtsystem.de, hiller-webdesign.de, restaurant-fuehrer.info and gasbichler.de.
these mail servers are commonly used with the mail servers smtp-in.portunity.de.
Hosts with two IP numbers:
smtp-backup1.portunity.de points to: 2a02:a00::2:0:0:54 and 217.144.128.54.
smtp-backup2.portunity.de points to: 2a03:4000:f:5b9::25 and 37.120.186.72.
Hosts with one IP number:
mail.jd-computernet.de points to: 46.253.249.202.