on4osa.be - robtex.com

on4osa.be

DNSSEC⚠️ Not signed
A2a02:2350:5:111:8008:9542:abd1:865b🇩🇰 ONECOM2a02:2350::/32 One.com A/S
A46.30.215.97🇩🇰 ONECOM46.30.208.0/21 One.com A/S
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXmx1.pub.mailpod8-cph3.one.com ⭐
A185.164.14.102🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx1.pub.mailpod8-cph3.one.com
MXmx2.pub.mailpod8-cph3.one.com ⭐
A185.164.14.103🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx2.pub.mailpod8-cph3.one.com
MXmx3.pub.mailpod8-cph3.one.com ⭐
A185.164.14.104🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S
PTRmx3.pub.mailpod8-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-04-08 #1

be

DNSSEC🔒 Signed (DS record present)
NSa.nsset.be ⭐
NSb.nsset.be
NSc.nsset.be
NSd.nsset.be
NSy.nsset.be
NSz.nsset.be
SOAa.nsset.bebe-hostmaster@dnsbelgium.be serial=1028241257

Subdomains

mail.on4osa.be
hostmaster.on4osa.be

Same first word

on4osa.be

DNS History

15 records (7 active, 8 former)

201020122014201620182020202220242026NSns01.one.comns02.one.comns1.hamnet.bens2.hamnet.beMXmx1.pub.mailpod8-cph3.one.commx2.pub.mailpod8-cph3.one.commx3.pub.mailpod8-cph3.one.commail.on4osa.bemx1.pub.mailpod2-cph3.one.commx2.pub.mailpod2-cph3.one.commx3.pub.mailpod2-cph3.one.comA2a02:2350:5:111:8008:9542:abd1:865b46.30.215.9746.30.215.11594.75.211.134
●NSns01.one.com2017-11-05 → 2026-04-13 · 3 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
● 2026-04-13 11:50:50
●NSns02.one.com2017-11-05 → 2026-04-13 · 3 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
● 2026-04-13 11:50:50
○NSns1.hamnet.be2009-01-28 → 2009-01-28 · 3 obs
● 2009-01-28 16:59:22
○ 2015-10-25 23:26:46
○ 2026-04-13 11:50:50
○NSns2.hamnet.be2009-01-28 → 2009-01-28 · 3 obs
● 2009-01-28 16:59:22
○ 2015-10-25 23:26:46
○ 2026-04-13 11:50:50
○MXmail.on4osa.be2009-01-28 → 2009-01-28 · 3 obs
● 2009-01-28 16:59:22
○ 2015-10-25 23:26:46
○ 2026-04-13 11:50:50
○MXmx1.pub.mailpod2-cph3.one.com2017-11-05 → 2017-11-05 · 4 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
○ 2026-02-16 15:13:56
○ 2026-04-13 11:50:50
●MXmx1.pub.mailpod8-cph3.one.com2026-02-16 → 2026-04-13 · 3 obs
○ 2017-11-05 14:29:32
● 2026-02-16 15:13:56
● 2026-04-13 11:50:50
○MXmx2.pub.mailpod2-cph3.one.com2017-11-05 → 2017-11-05 · 4 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
○ 2026-02-16 15:13:56
○ 2026-04-13 11:50:50
●MXmx2.pub.mailpod8-cph3.one.com2026-02-16 → 2026-04-13 · 3 obs
○ 2017-11-05 14:29:32
● 2026-02-16 15:13:56
● 2026-04-13 11:50:50
○MXmx3.pub.mailpod2-cph3.one.com2017-11-05 → 2017-11-05 · 4 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
○ 2026-02-16 15:13:56
○ 2026-04-13 11:50:50
●MXmx3.pub.mailpod8-cph3.one.com2026-02-16 → 2026-04-13 · 3 obs
○ 2017-11-05 14:29:32
● 2026-02-16 15:13:56
● 2026-04-13 11:50:50
●A2a02:2350:5:111:8008:9542:abd1:865b2026-02-16 → 2026-04-13 · 3 obs
○ 2017-11-05 14:29:32
● 2026-02-16 15:13:56
● 2026-04-13 11:50:50
○A46.30.215.1152017-11-05 → 2017-11-05 · 4 obs
○ 2015-10-25 23:26:46
● 2017-11-05 14:29:32
○ 2026-02-16 15:13:56
○ 2026-04-13 11:50:50
●A46.30.215.972026-02-16 → 2026-04-13 · 3 obs
○ 2017-11-05 14:29:32
● 2026-02-16 15:13:56
● 2026-04-13 11:50:50
○A94.75.211.1342009-01-28 → 2009-01-28 · 3 obs
● 2009-01-28 16:59:22
○ 2015-10-25 23:26:46
○ 2026-04-13 11:50:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bea.nsset.be, b.nsset.be, c.nsset.be, d.nsset.be...-
on4osa.bens01.one.com, ns02.one.com-

✅ Authoritative Response

Server:195.206.121.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 598ms | Queries: -

📄 Records

TypeCountSample Data
A146.30.215.97
AAAA12a02:2350:5:111:8008:9542:abd1:865b
NS2ns02.one.com, ns01.one.com
MX3mx2.pub.mailpod8-cph3.one.com (pri: 10), mx3.pub.mailpod8-cph3.one.com (pri: 10)...
SOA1ns01.one.com hostmaster.one.com

Analysis

Hierarchy

on4osa.be is a parent of mail.on4osa.be and hostmaster.on4osa.be.

IP Addresses

on4osa.be points to two IP numbers: 2a02:2350:5:111:8008:9542:abd1:865b and 46.30.215.97.

Other host names such as speedworks.se, foelz.be, zarja.net, malli.se and flechamail.com share IPs with on4osa.be.

Name Servers

Two name servers ns01.one.com and ns02.one.com handle the delegation for on4osa.be.

on4osa.be shares the same name server setup as other domains, for example botech.se, linkopingsif.se, energiberegner.dk, elesa.dk and intermodulation-products.com.

Host names with two IP numbers:

ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10.

ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10.

Mail Servers

on4osa.be is handled by three mail servers: mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and mx3.pub.mailpod8-cph3.one.com.

on4osa.be shares at least partially some mail servers with other domains, for instance shpr.dk, bitz.be, katharinafreitag.com, pennspecialisten.se and studiorichter.com.

Host names with a single IP address:

mx1.pub.mailpod8-cph3.one.com resolves to 185.164.14.102.

mx2.pub.mailpod8-cph3.one.com resolves to 185.164.14.103.

mx3.pub.mailpod8-cph3.one.com resolves to 185.164.14.104.