www.offcourse.nl - robtex.com

www.offcourse.nl

DNSSEC⚠️ Not signed
A2a0f:e382::60🇳🇱 BITENCY-AS2a0f:e382::/32
PTRipv6.hosted.by.bitency.net
A45.84.218.60🇳🇱 BITENCY-AS45.84.218.0/24

offcourse.nl

DNSSEC🔒 Signed (DS record present)
A2a0f:e382::60🇳🇱 BITENCY-AS2a0f:e382::/32
A45.84.218.60🇳🇱 BITENCY-AS45.84.218.0/24
NSns3.combell.net ⭐
NSns1.combell.eu
NSns4.combell.net
MXoffcourse-nl.q-v1.mx.microsoft ⭐
MXmx.mailprotect.be(40)
MXmx.backup.mailprotect.be(50)
TXTv=spf1 a:w217c2.wpserver.pro include:spf.eu.exclaimer.net include:_spf.zivver...
SOAns3.combell.nethostmaster@offcourse.nl serial=1746538137
WOT: SAFE (68/100)
WOT: SAFE (68/100)

Same first word

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DNS History

10 records (2 active, 8 former)

200920112013201520172019202120232025NSns1.ams12.siteground.euns2.ams12.siteground.euMXoffcourse-nl.mail.protection.outlook.comA2a0f:e382::6045.84.218.60128.140.220.236181.224.135.23185.27.141.134213.132.202.10CNAMEoffcourse.nl
○NSns1.ams12.siteground.eu2015-09-08 → 2015-12-19 · 5 obs
○ 2008-11-05 06:42:48
● 2015-09-08 04:20:20
● 2015-12-19 07:37:08
○ 2016-02-04 07:22:22
○ 2026-03-25 07:24:20
○NSns2.ams12.siteground.eu2015-09-08 → 2015-12-19 · 5 obs
○ 2008-11-05 06:42:48
● 2015-09-08 04:20:20
● 2015-12-19 07:37:08
○ 2016-02-04 07:22:22
○ 2026-03-25 07:24:20
○MXoffcourse-nl.mail.protection.outlook.com2015-09-08 → 2015-09-08 · 5 obs
○ 2008-11-05 06:42:48
● 2015-09-08 04:20:20
● 2015-09-08 09:06:42
○ 2015-12-19 07:37:08
○ 2026-03-25 07:24:20
○A128.140.220.2362016-02-04 → 2016-02-04 · 4 obs
○ 2015-12-19 07:37:08
● 2016-02-04 07:22:22
○ 2016-03-31 06:58:26
○ 2026-03-25 07:24:20
○A181.224.135.232015-06-29 → 2015-09-08 · 5 obs
○ 2008-11-05 06:42:48
● 2015-06-29 05:48:22
● 2015-09-08 09:06:42
○ 2015-12-19 07:37:08
○ 2026-03-25 07:24:20
○A185.27.141.1342016-03-31 → 2017-08-07 · 5 obs
○ 2016-02-04 07:22:22
● 2016-03-31 06:58:26
● 2017-08-07 04:49:28
○ 2026-03-19 11:40:16
○ 2026-03-25 07:24:20
○A213.132.202.102008-11-05 → 2008-11-05 · 3 obs
● 2008-11-05 06:42:48
○ 2015-06-29 05:48:22
○ 2026-03-25 07:24:20
●A2a0f:e382::602026-03-19 → 2026-03-25 · 3 obs
○ 2017-08-07 04:49:28
● 2026-03-19 11:40:16
● 2026-03-25 07:24:20
●A45.84.218.602026-03-19 → 2026-03-25 · 3 obs
○ 2017-08-07 04:49:28
● 2026-03-19 11:40:16
● 2026-03-25 07:24:20
○CNAMEoffcourse.nl2015-06-29 → 2015-12-19 · 5 obs
○ 2008-11-05 06:42:48
● 2015-06-29 05:48:22
● 2015-12-19 07:37:08
○ 2016-02-04 07:22:22
○ 2026-03-25 07:24:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
offcourse.nlns1.combell.eu, ns3.combell.net, ns4.combell.net-

✅ Authoritative Response

Server:86.39.202.67

NS records: ns1.combell.eu, ns3.combell.net, ns4.combell.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2186ms | Queries: -

📄 Records

TypeCountSample Data
A145.84.218.60
AAAA12a0f:e382::60

Analysis

IP Addresses

www.offcourse.nl points to two IP numbers: 2a0f:e382::60 and 45.84.218.60.

Other host names, for instance psion.nl, www.paradigma.nl, paradigma.be, offcourse.nl and www.flash-cards.be share IP numbers with www.offcourse.nl.