dupo.eu - robtex.com
dupo.eu
| CNAME | www.dupo.nl | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.121.144.239🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix | ||||||
| PTR | ec2-3-121-144-239.eu-central-1.compute.amazonaws.com | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1127094022 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSnsauth1.introweb.nl2015-08-16 → 2026-08-15 · 2 obs
● 2015-08-16 21:41:10
● 2026-08-15 20:36:02
● 2026-08-15 20:36:02
●NSnsauth2.introweb.nl2026-06-10 → 2026-08-15 · 3 obs
○ 2015-08-16 21:41:10
● 2026-06-10 03:18:10
● 2026-08-15 20:36:02
● 2026-06-10 03:18:10
● 2026-08-15 20:36:02
●NSnsauth3.introweb.net2026-06-10 → 2026-08-15 · 3 obs
○ 2015-08-16 21:41:10
● 2026-06-10 03:18:10
● 2026-08-15 20:36:02
● 2026-06-10 03:18:10
● 2026-08-15 20:36:02
○A5.172.44.622015-08-16 → 2017-04-01 · 4 obs
● 2015-08-16 21:41:10
● 2017-04-01 21:29:34
○ 2017-09-03 18:50:12
○ 2026-08-15 20:36:02
● 2017-04-01 21:29:34
○ 2017-09-03 18:50:12
○ 2026-08-15 20:36:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | be.dns.eu, x.dns.eu, y.dns.eu, w.dns.eu... | - |
| dupo.eu | nsauth1.introweb.nl, nsauth2.introweb.nl, nsauth3.introweb.net | - |
✅ Authoritative Response
Server:80.65.96.48
NS records: nsauth1.introweb.nl, nsauth2.introweb.nl, nsauth3.introweb.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dupo.eu (unsigned zone)
⏱️ Timing
Total: 647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | www.dupo.nl |
| SOA | 1 | nsauth1.introweb.nl postmaster.introweb. |
Analysis
IP Addresses
dupo.eu has exactly one IP address — 3.121.144.239.
dupo.nl, centraljob.eu, www.dupo.nl plus two other host names have IP numbers in common with dupo.eu.