duorum.com - robtex.com
duorum.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.26.246.3🇵🇹 ONI89.26.128.0/17 TELECOM - This space is statically assigned | ||||||
| PTR | srv3.expertmedia.pt | ||||||
| NS | ns1.amenworld.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2a01:8100:2911::2:184:4🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.4🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-4.dedicatedservers.it | ||||||
| NS | ns1.host7x24.com ⚠️ Not in zone NS records | ||||||
| A | 2a01:8100:2911::2:184:4🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.4🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-4.dedicatedservers.it | ||||||
| NS | ns2.amenworld.com ⚠️ Not in parent delegation | ||||||
| A | 81.88.63.40🇮🇹 REGISTER-AS81.88.63.0/24 Register.IT S.p.A. prefix | ||||||
| PTR | ns2.amenworld.com | ||||||
| NS | ns2.host7x24.com ⚠️ Not in zone NS records | ||||||
| A | 81.88.63.41🇮🇹 REGISTER-AS81.88.63.0/24 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-63-41.dedicatedservers.it | ||||||
| MX | mxav1.duorum.com ⭐ | ||||||
| MX | mxav2.duorum.com ⭐ | ||||||
| A | 81.88.48.104🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| SOA | ns1.amenworld.comroot@amen.fr 2017-12-29 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
mxav2.duorum.com |
Same first word
duorum.com |
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.amenworld.com2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 01:42:12
●NSns1.host7x24.com2026-03-10 → 2026-03-24 · 3 obs
● 2026-03-10 16:32:06
● 2026-03-24 01:42:12
●NSns2.amenworld.com2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 01:42:12
●NSns2.host7x24.com2026-03-10 → 2026-03-24 · 3 obs
● 2026-03-10 16:32:06
● 2026-03-24 01:42:12
●MXmxav1.duorum.com2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 01:42:12
●MXmxav2.duorum.com2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 01:42:12
●A89.26.246.32015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 01:42:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duorum.com | ns1.host7x24.com, ns2.host7x24.com | 2 records |
✅ Authoritative Response
Server:81.88.61.4
NS records: ns1.host7x24.com, ns2.host7x24.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duorum.com (unsigned zone)
⏱️ Timing
Total: 255ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.26.246.3 |
| NS | 2 | ns1.amenworld.com, ns2.amenworld.com |
| MX | 2 | mxav1.duorum.com (pri: 5), mxav2.duorum.com (pri: 5) |
| SOA | 1 | ns1.amenworld.com root.amen.fr |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.host7x24.com, ns2.host7x24.com)
Analysis
Hierarchy
duorum.com is the parent of mxav2.duorum.com.
IP Addresses
duorum.com points to a single IP number: 89.26.246.3.
other host names for instance seasun.pt, anytouch.eu, expertmedia.pt, honrado.pt and grupoma.eu share IP numbers with duorum.com.
Name Servers
duorum.com is delegated to four name servers: ns1.amenworld.com, ns2.amenworld.com, ns1.host7x24.com and ns2.host7x24.com.
duorum.com at least partially shares name servers with other domains, for instance ocean-medical.pt, tipografiacouto.pt, location-chateaux-gonflables.com, digital-broker.fr and cleoc.fr.
These name servers are often used with ns2.amen.fr and ns1.amen.fr.
Host names with two IP numbers: ns1.amenworld.com points to 2a01:8100:2911::2:184:4 and 81.88.61.4. ns1.host7x24.com points to 2a01:8100:2911::2:184:4 and 81.88.61.4.
Host names with one IP number: ns2.amenworld.com points to 81.88.63.40. ns2.host7x24.com points to 81.88.63.41.
Host names that point to 2a01:8100:2911::2:184:4: ns1.amenworld.com and ns1.host7x24.com.
Host names that point to 81.88.61.4: ns1.amenworld.com and ns1.host7x24.com.
Mail Servers
duorum.com is handled by two mail servers: mxav1.duorum.com and mxav2.duorum.com.
Host names with one IP number: mxav2.duorum.com points to: 81.88.48.104.