`duotecno.eu`

DNSSEC	🔒 Signed (DS record present)
A	83.217.69.249^{🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network}
		PTR	`83.217.69.249.static.hosted.by.combell.com`
NS	`ns3.combell.net` ⭐
		A	2a00:1c98::53:1^{🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network}
			PTR	`ns3.combell.net`
		A	83.217.73.172^{🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network}
			PTR	`ns3.combell.net`
NS	`ns1.combell.eu` ⚠️ Not in parent delegation
		A	2a00:1c98:50::50^{🇧🇪 COMBELL-AS2a00:1c98:50::/44}
		A	89.44.166.48^{🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network}
			PTR	`89.44.166.48.static.hosted.by.combell-ops.net`
NS	`ns4.combell.net`
		A	2001:1598:0:101::3^{🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network}
			PTR	`ns4.combell.net`
		A	86.39.202.67^{🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network}
			PTR	`ns4.combell.net`
MX	`mx.mailprotect.be` ⭐
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
MX	`mx.backup.mailprotect.be`⁽⁵⁰⁾
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
SOA	`ns3.combell.net`hostmaster@duotecno.eu serial=1773098168

`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.eu`tech@eurid.eu serial=1123269881

Same first word

duotecno.com

duotecno.fr

duotecno.eu

duotecno.be

duotecno.nl

Similar names

DNS History

17 records (6 active, 11 former)

●NSns1.combell.eu2026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

○NSns1.eurodns.com2019-05-02 → 2019-05-02 · 4 obs

○ 2017-02-12 17:09:20
● 2019-05-02 09:21:38
○ 2026-03-26 15:13:18
○ 2026-04-14 13:27:04

○NSns1.webawere.nl2015-08-17 → 2017-02-12 · 4 obs

● 2015-08-17 20:53:52
● 2017-02-12 17:09:20
○ 2019-05-02 09:21:38
○ 2026-04-14 13:27:04

○NSns2.eurodns.com2019-05-02 → 2019-05-02 · 4 obs

○ 2017-02-12 17:09:20
● 2019-05-02 09:21:38
○ 2026-03-26 15:13:18
○ 2026-04-14 13:27:04

○NSns2.webawere.nl2015-08-17 → 2017-02-12 · 4 obs

● 2015-08-17 20:53:52
● 2017-02-12 17:09:20
○ 2019-05-02 09:21:38
○ 2026-04-14 13:27:04

●NSns3.combell.net2026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

○NSns3.eurodns.com2019-05-02 → 2019-05-02 · 4 obs

○ 2017-02-12 17:09:20
● 2019-05-02 09:21:38
○ 2026-03-26 15:13:18
○ 2026-04-14 13:27:04

●NSns4.combell.net2026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

○NSns4.eurodns.com2019-05-02 → 2019-05-02 · 4 obs

○ 2017-02-12 17:09:20
● 2019-05-02 09:21:38
○ 2026-03-26 15:13:18
○ 2026-04-14 13:27:04

○MXmail.duotecno.eu2015-08-17 → 2017-02-12 · 4 obs

● 2015-08-17 20:53:52
● 2017-02-12 17:09:20
○ 2019-05-02 09:21:38
○ 2026-04-14 13:27:04

●MXmx.backup.mailprotect.be2026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

●MXmx.mailprotect.be2026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

○MXnolisting.webawere.nl2015-08-17 → 2017-02-12 · 4 obs

● 2015-08-17 20:53:52
● 2017-02-12 17:09:20
○ 2019-05-02 09:21:38
○ 2026-04-14 13:27:04

○A185.158.165.222017-02-12 → 2017-02-12 · 4 obs

○ 2016-05-03 19:03:26
● 2017-02-12 17:09:20
○ 2019-05-02 09:21:38
○ 2026-04-14 13:27:04

○A80.92.65.1442019-05-02 → 2019-05-02 · 4 obs

○ 2017-02-12 17:09:20
● 2019-05-02 09:21:38
○ 2026-03-26 15:13:18
○ 2026-04-14 13:27:04

●A83.217.69.2492026-03-26 → 2026-04-14 · 3 obs

○ 2019-05-02 09:21:38
● 2026-03-26 15:13:18
● 2026-04-14 13:27:04

○A83.96.159.222015-08-17 → 2016-05-03 · 4 obs

● 2015-08-17 20:53:52
● 2016-05-03 19:03:26
○ 2017-02-12 17:09:20
○ 2026-04-14 13:27:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
duotecno.eu	ns4.combell.net, ns3.combell.net	-

✅ Authoritative Response

Server:83.217.73.172

NS records: ns4.combell.net, ns3.combell.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 867ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`83.217.69.249`
NS	3	`ns3.combell.net, ns4.combell.net...`
MX	2	`mx.backup.mailprotect.be (pri: 50), mx.mailprotect.be (pri: 10)`
SOA	1	`ns3.combell.net hostmaster.duotecno.eu`

Analysis

IP Addresses

duotecno.eu resolves to a single IP: 83.217.69.249.

Name Servers

duotecno.eu delegates to three name servers: ns1.combell.eu, ns3.combell.net and ns4.combell.net.

duotecno.eu shares some name servers with other domains, for example mattest.com, sienna-gestion.org, bodywave.be, alidor.be and galleeconcept.com.

These name servers are commonly used with the name servers ns3.european-server.com, ns4.european-server.com, ns1.european-server.eu, ns1.register.be, ns2.register.be and ns3.register.be.

Host names with two IP numbers:

ns1.combell.eu: 2a00:1c98:50::50 and 89.44.166.48

ns3.combell.net: 2a00:1c98::53:1 and 83.217.73.172

ns4.combell.net: 2001:1598:0:101::3 and 86.39.202.67

Mail Servers

duotecno.eu is served by two mail servers: mx.mailprotect.be and mx.backup.mailprotect.be.

duotecno.eu shares the mail server setup with other domains, for example caboor.be, macromovie.com, belgianfootballstewards.be, brenner.company and repareno.com.

duotecno.eu shares some mail servers with other domains, at least partially; for instance tentenverhuurdejong.be, relanpro.net, sol4us.com, ar-com.be and rekken.be.