duetredue.org - robtex.com

duetredue.org

DNSSEC⚠️ Not signed
A2a00:6d40:4:1::c277:51🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network
A89.46.108.51🇮🇹 ARUBA-ASN89.46.104.0/21 Aruba S.p.A. Network
NSdns2.technorail.com ⭐
A2a00:6d42:3:2096::f:1🇮🇹 ARUBA-ASN2a00:6d42::/32 Aruba S.p.A. IPv6 Network
PTRdns2.technorail.com
A95.110.136.8🇮🇹 ARUBA-ASN95.110.136.0/21 Aruba S.p.A. Network
PTRdns2.technorail.com
NSdns.technorail.com
A2a00:6d40:2:2082::f:1🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network
PTRdns.technorail.com
A94.177.210.13🇮🇹 ARUBA-ASN94.177.208.0/22 Aruba S.p.A. Network
PTRdns.technorail.com
NSdns3.arubadns.net
A2a00:6d41:3:206e::f:1🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network
PTRdns3.arubadns.net
A95.110.220.5🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network
PTRdns3.arubadns.net
NSdns4.arubadns.cz
A2001:15e8:104:4::d8ee🇨🇿 INTERNET-CZ2001:15e8::/32
PTRdns4.arubadns.cz
A81.2.216.238🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.
PTRdns4.arubadns.cz
MXmx.duetredue.org ⭐
A62.149.128.72🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd4.aruba.it
A62.149.128.74🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd5.aruba.it
A62.149.128.151🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd6.aruba.it
A62.149.128.154🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd7.aruba.it
A62.149.128.157🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd8.aruba.it
A62.149.128.160🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd1.aruba.it
A62.149.128.163🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd2.aruba.it
A62.149.128.166🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network
PTRmxd3.aruba.it
TXTv=spf1 include:aruba.it ~all
SOAdns.technorail.comhostmaster@duetredue.org 2025-12-10 #1

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778429991

Subdomains

www.duetredue.org
mx.duetredue.org

Same first word

duetredue.org

DNS History

18 records (7 active, 11 former)

20192020202120222023202420252026NSdns.technorail.comdns2.technorail.comdns3.arubadns.netdns4.arubadns.czns10.dnsmadeeasy.comns10.nationbuilder.comns11.nationbuilder.comns12.nationbuilder.comns13.nationbuilder.comns14.nationbuilder.comns15.nationbuilder.comMXmx.duetredue.orgA2a00:6d40:4:1::c277:5189.46.108.5196.45.82.24196.45.82.8396.45.83.11996.45.83.173
●NSdns.technorail.com2026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
●NSdns2.technorail.com2026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
●NSdns3.arubadns.net2026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
●NSdns4.arubadns.cz2026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
○NSns10.dnsmadeeasy.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns10.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns11.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns12.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns13.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns14.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○NSns15.nationbuilder.com2018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
●MXmx.duetredue.org2018-05-06 → 2026-05-10 · 2 obs
● 2018-05-06 15:25:34
● 2026-05-10 16:44:42
●A2a00:6d40:4:1::c277:512026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
●A89.46.108.512026-03-24 → 2026-05-10 · 3 obs
○ 2018-05-06 15:25:34
● 2026-03-24 05:11:48
● 2026-05-10 16:44:42
○A96.45.82.2412018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○A96.45.82.832018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○A96.45.83.1192018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42
○A96.45.83.1732018-05-06 → 2018-05-06 · 3 obs
● 2018-05-06 15:25:34
○ 2026-03-24 05:11:48
○ 2026-05-10 16:44:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
duetredue.orgdns4.arubadns.cz, dns.technorail.com, dns2.technorail.com, dns3.arubadns.net-

✅ Authoritative Response

Server:81.2.216.238

NS records: dns4.arubadns.cz, dns.technorail.com, dns2.technorail.com, dns3.arubadns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duetredue.org (unsigned zone)

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

TypeCountSample Data
A189.46.108.51
AAAA12a00:6d40:4:1::c277:51
NS4dns2.technorail.com, dns4.arubadns.cz...
MX1mx.duetredue.org (pri: 10)
TXT1v=spf1 include:aruba.it ~all
SOA1dns.technorail.com hostmaster.duetredue.

Analysis

Hierarchy

duetredue.org is the parent of www.duetredue.org and mx.duetredue.org.

IP Addresses

duetredue.org resolves to two IP numbers: 2a00:6d40:4:1::c277:51 and 89.46.108.51.

Other host names, for instance www.emiliotroncarelli.it, siteco-srl.it, studiodentisticocampanella.com, www.artube.it and gemarsrl.net share IP numbers with duetredue.org.

Name Servers

duetredue.org is delegated to four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.

duetredue.org shares some name servers with other domains, for example shoppingbike.com, edan.it, astintango.com, cassaedilerc.it and simonasnider.com.

Host names with two IP numbers

Two IPs per host:

dns2.technorail.com points to 2a00:6d42:3:2096::f:1 and 95.110.136.8

dns.technorail.com points to 2a00:6d40:2:2082::f:1 and 94.177.210.13

dns4.arubadns.cz points to 2001:15e8:104:4::d8ee and 81.2.216.238

dns3.arubadns.net points to 2a00:6d41:3:206e::f:1 and 95.110.220.5

Mail Servers

duetredue.org is handled by a single mail server, mx.duetredue.org.

Host mx.duetredue.org points to eight IP numbers: 62.149.128.72, 62.149.128.74, 62.149.128.151, 62.149.128.154, 62.149.128.157, 62.149.128.160, 62.149.128.163 and 62.149.128.166.