cobuilder.nl - robtex.com

cobuilder.nl

DNSSEC⚠️ Not signed
A104.37.39.71🇳🇴 ONECOM104.37.32.0/21 One.com A/S
NSns01.no.brand.one.com ⭐
A2001:67c:28cc::12ONECOM-INFRA2001:67c:28cc::/48
PTRns01.no.brand.one.com
A195.206.121.12ONECOM-INFRA195.206.121.0/24
PTRpro-one.g1-dns.com
NSns02.no.brand.one.com
A2001:67c:3c0::12🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.no.brand.one.com
A185.10.11.12ONECOM185.10.11.0/24
PTRpro-one.g1-dns.one
SOAns01.no.brand.one.comhostmaster@no.brand.one.com 2025-11-24 #1

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-04-17 08:00:01 +0000 (EPOCH 1776412801)
SOAns1.dns.nldns@sidn.nl 2026-04-17 #16

Same first word

cobuilder.mobi
cobuilder.it
cobuilder.be
cobuilder.org
cobuilder.net
cobuilder.eu
cobuilder.de
cobuilder.no
cobuilder.se
cobuilder.com
cobuilder.nl
cobuilder.biz

Similar names

doculibre.com
boulderci.com
corebuild.ro
creobuild.com
corebuild.ie
ocbuilder.com
buildcore.com.au
ibercloud.nl
clubordie.com
corebuild.solutions
rebuildoc.com
boulderic.com
ibercloud.es
dublicore.org.ph
corebuild.net
doculibre.org
buildcore.ca
rebuildco.com
corebuild.com.au
corebuild.co
buildecor.com
buildcore.com.pk
builderoc.com
buildcore.com
corebuild.com
corebuild.eu
buildcore.co
buildcore.net
icboulder.org

DNS History

9 records (3 active, 6 former)

20162017201820192020202120222023202420252026NSns01.no.brand.one.comns02.no.brand.one.comns.fastname.nons2.fastname.noMXmailscan01.fastname.nomailscan02.fastname.nomailscan03.fastname.noA104.37.39.7185.252.49.54
○NSns.fastname.no2015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16
●NSns01.no.brand.one.com2026-03-27 → 2026-04-17 · 3 obs
○ 2017-06-02 07:59:20
● 2026-03-27 03:33:42
● 2026-04-17 09:01:16
●NSns02.no.brand.one.com2026-03-27 → 2026-04-17 · 3 obs
○ 2017-06-02 07:59:20
● 2026-03-27 03:33:42
● 2026-04-17 09:01:16
○NSns2.fastname.no2015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16
○MXmailscan01.fastname.no2015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16
○MXmailscan02.fastname.no2015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16
○MXmailscan03.fastname.no2015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16
●A104.37.39.712026-03-27 → 2026-04-17 · 3 obs
○ 2017-06-02 07:59:20
● 2026-03-27 03:33:42
● 2026-04-17 09:01:16
○A85.252.49.542015-08-18 → 2017-06-02 · 4 obs
● 2015-08-18 17:28:16
● 2017-06-02 07:59:20
○ 2026-03-27 03:33:42
○ 2026-04-17 09:01:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns4.dns.nl, ns3.dns.nl-
cobuilder.nlns01.no.brand.one.com, ns02.no.brand.one.com-

✅ Authoritative Response

Server:195.206.121.12

NS records: ns01.no.brand.one.com, ns02.no.brand.one.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cobuilder.nl (unsigned zone)

⏱️ Timing

Total: 915ms | Queries: -

📄 Records

TypeCountSample Data
A1104.37.39.71
NS2ns01.no.brand.one.com, ns02.no.brand.one.com
SOA1ns01.no.brand.one.com hostmaster.no.bran

Analysis

IP Addresses

cobuilder.nl points to a single IP number: 104.37.39.71.

Other host names, for instance kvisla.no, www.soerensen.no, helliesen.net, shine.no and mikkelsengraving.no share IP numbers with cobuilder.nl.

Name Servers

cobuilder.nl is delegated to two name servers: ns01.no.brand.one.com and ns02.no.brand.one.com.

cobuilder.nl uses the same name server setup as other domains, for instance glitra.no, vissebraaten.no, alpakka.org, transeth.com and orkon.no.

Host names with two IP numbers:

The host ns01.no.brand.one.com points to 2001:67c:28cc::12 and 195.206.121.12.

The host ns02.no.brand.one.com points to 2001:67c:3c0::12 and 185.10.11.12.