coolzero.nl - dns.ninja

coolzero.nl

DNSSEC⚠️ Not signed
A2a01:7c8:e100:1::50a0🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRwebhosting.transip.nl
A86.105.244.1🇳🇱 TRANSIP-AS86.105.244.0/22 TransIP BV Amsterdam, The Netherlands
NSns0.transip.net ⭐
A2a01:7c8:dddd:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns0.transip.net
A195.135.195.195🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.
PTRns0.transip.net
NSns1.transip.nl
A2a01:7c8:7000:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns1.transip.nl
A195.8.195.195🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.
PTRns1.transip.nl
NSns2.transip.eu
A2a01:7c8:f:c1f::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns2.transip.eu
A37.97.199.195🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRns2.transip.eu
MXmx.transip.email ⭐
A2a01:7c8:e100:1::4aaf🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRmx.transip.email
A86.105.244.9🇳🇱 TRANSIP-AS86.105.244.0/22 TransIP BV Amsterdam, The Netherlands
PTRmx.transip.email
SOAns0.transip.nethostmaster@transip.nl 2023-12-26 #3

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-06-13 18:30:02 +0000 (EPOCH 1781375402)
SOAns1.dns.nldns@sidn.nl 2026-06-13 #37

Subdomains

mail.coolzero.nl

Same first word

coolzero.org
coolzero.nl
coolzero.com
coolzero.info
coolzero.us
coolzero.net

Similar names

zerocool.eu
rezoloco.com
zerocool.in
zerocool.de
zerocool.biz
zerocool.co.za
zerocool.com
zerocool.ch
zerocool.us
zerocool.com.br
elcorozo.com
zerocool.altervista.org
zerocool.ru
zerocool.nl
zerocool.it
zerocool.org
zerocool.me
zoecolor.com
zerocool.net

DNS History

18 records (6 active, 12 former)

20162017201820192020202120222023202420252026NSns0.transip.netns1.transip.nlns2.transip.eudns.fallbackdiensten.nlns0.transip.nlns1.jenthosting.comns1.transip.netns2.jenthosting.comMXmx.transip.emailmail.coolzero.nls3.coolzero.infoA2a01:7c8:e100:1::50a086.105.244.1116.203.16.165149.210.233.622a01:4f8:1c1c:9903::12a01:7c8:aab9:5f6:ea7:1337:dead:c0de85.17.48.71
○NSdns.fallbackdiensten.nl2015-07-13 → 2016-06-25 · 4 obs
● 2015-07-13 06:07:06
● 2016-06-25 08:19:56
○ 2017-02-15 17:30:54
○ 2026-06-13 19:16:00
●NSns0.transip.net2020-01-01 → 2026-06-13 · 3 obs
○ 2017-02-15 17:30:54
● 2020-01-01 17:07:44
● 2026-06-13 19:16:00
○NSns0.transip.nl2017-02-15 → 2017-02-15 · 4 obs
○ 2016-06-25 08:19:56
● 2017-02-15 17:30:54
○ 2020-01-01 17:07:44
○ 2026-06-13 19:16:00
○NSns1.jenthosting.com2015-07-13 → 2016-06-25 · 4 obs
● 2015-07-13 06:07:06
● 2016-06-25 08:19:56
○ 2017-02-15 17:30:54
○ 2026-06-13 19:16:00
○NSns1.transip.net2017-02-15 → 2017-02-15 · 4 obs
○ 2016-06-25 08:19:56
● 2017-02-15 17:30:54
○ 2020-01-01 17:07:44
○ 2026-06-13 19:16:00
●NSns1.transip.nl2020-01-01 → 2026-06-13 · 3 obs
○ 2017-02-15 17:30:54
● 2020-01-01 17:07:44
● 2026-06-13 19:16:00
○NSns2.jenthosting.com2015-07-13 → 2016-06-25 · 4 obs
● 2015-07-13 06:07:06
● 2016-06-25 08:19:56
○ 2017-02-15 17:30:54
○ 2026-06-13 19:16:00
●NSns2.transip.eu2017-02-15 → 2026-06-13 · 3 obs
○ 2016-06-25 08:19:56
● 2017-02-15 17:30:54
● 2026-06-13 19:16:00
○MXmail.coolzero.nl2015-07-13 → 2016-06-25 · 4 obs
● 2015-07-13 06:07:06
● 2016-06-25 08:19:56
○ 2017-02-15 17:30:54
○ 2026-06-13 19:16:00
●MXmx.transip.email2026-03-24 → 2026-06-13 · 3 obs
○ 2020-01-01 17:07:44
● 2026-03-24 08:55:30
● 2026-06-13 19:16:00
○MXs3.coolzero.info2017-02-15 → 2020-01-01 · 5 obs
○ 2016-06-25 08:19:56
● 2017-02-15 17:30:54
● 2020-01-01 17:07:44
○ 2026-03-24 08:55:30
○ 2026-06-13 19:16:00
○A116.203.16.1652020-01-01 → 2020-01-01 · 4 obs
○ 2017-02-15 17:30:54
● 2020-01-01 17:07:44
○ 2026-03-24 08:55:30
○ 2026-06-13 19:16:00
○A149.210.233.622016-01-17 → 2017-02-15 · 5 obs
○ 2015-10-28 02:32:02
● 2016-01-17 11:01:08
● 2017-02-15 17:30:54
○ 2020-01-01 17:07:44
○ 2026-06-13 19:16:00
○A2a01:4f8:1c1c:9903::12020-01-01 → 2020-01-01 · 4 obs
○ 2017-02-15 17:30:54
● 2020-01-01 17:07:44
○ 2026-03-24 08:55:30
○ 2026-06-13 19:16:00
○A2a01:7c8:aab9:5f6:ea7:1337:dead:c0de2017-02-15 → 2017-02-15 · 4 obs
○ 2016-01-17 11:01:08
● 2017-02-15 17:30:54
○ 2020-01-01 17:07:44
○ 2026-06-13 19:16:00
●A2a01:7c8:e100:1::50a02026-03-24 → 2026-06-13 · 3 obs
○ 2020-01-01 17:07:44
● 2026-03-24 08:55:30
● 2026-06-13 19:16:00
○A85.17.48.712015-07-13 → 2015-10-28 · 4 obs
● 2015-07-13 06:07:06
● 2015-10-28 02:32:02
○ 2016-01-17 11:01:08
○ 2026-06-13 19:16:00
●A86.105.244.12026-03-24 → 2026-06-13 · 3 obs
○ 2020-01-01 17:07:44
● 2026-03-24 08:55:30
● 2026-06-13 19:16:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
coolzero.nlns0.transip.net, ns1.transip.nl, ns2.transip.eu2 records

✅ Authoritative Response

Server:195.8.195.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 427ms | Queries: -

📄 Records

TypeCountSample Data
A186.105.244.1
AAAA12a01:7c8:e100:1::50a0
NS3ns2.transip.eu, ns0.transip.net...
MX1mx.transip.email (pri: 10)
SOA1ns0.transip.net hostmaster.transip.nl

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

Hierarchy

coolzero.nl is a parent domain of mail.coolzero.nl.

IP Addresses

coolzero.nl points to two IP numbers: 86.105.244.1 and 2a01:7c8:e100:1::50a0.

*.flinndal.com, utrechtsevvd.nl, vadertjetijd.com and two other host names share IP numbers with coolzero.nl.

Name Servers

coolzero.nl is served by three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

coolzero.nl shares at least some of its name servers with other domains, including vb-airsuspension.com, antivirusonline.nl, foodlikethat.com and two others.

The hostnames ns2.transip.eu, ns0.transip.net and ns1.transip.nl each direct to two IP addresses — ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

Mail for coolzero.nl is handled by a single mail server, mx.transip.email.

coolzero.nl uses an identical mail server configuration to several other domains — among them surfworld.nl, imes.nl, contrabasis.nl and two more.

coolzero.nl partially shares its mail servers with other domains; known examples include c3t.nl, crowdrock.app and antonvrede.nl.

These mail servers commonly appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two other mail servers.

mx.transip.email points to two IP addresses: 86.105.244.9 and 2a01:7c8:e100:1::4aaf.