mail.coolzero.nl - robtex.com

mail.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

coolzero.nl

DNSSEC⚠️ Not signed
A2a01:7c8:e100:1::50a0🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
A86.105.244.1🇳🇱 TRANSIP-AS86.105.244.0/22 TransIP BV Amsterdam, The Netherlands
NSns0.transip.net ⭐
NSns1.transip.nl
NSns2.transip.eu
MXmx.transip.email ⭐
SOAns0.transip.nethostmaster@transip.nl 2023-12-26 #3

Previously MX for

coolzero.nl

Same first word

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DNS History

5 records (2 active, 3 former)

20162017201820192020202120222023202420252026A2a01:7c8:e100:1::50a086.105.244.1149.210.233.622a01:7c8:aab9:5f6:ea7:1337:dead:c0de85.17.48.71
○A149.210.233.622015-12-12 → 2016-08-09 · 5 obs
○ 2015-08-09 13:22:16
● 2015-12-12 12:16:40
● 2016-08-09 05:54:42
○ 2026-03-29 07:29:12
○ 2026-03-29 07:29:14
○A2a01:7c8:aab9:5f6:ea7:1337:dead:c0de2015-12-12 → 2016-08-09 · 5 obs
○ 2015-08-09 13:22:16
● 2015-12-12 12:16:40
● 2016-08-09 05:54:42
○ 2026-03-29 07:29:12
○ 2026-03-29 07:29:14
●A2a01:7c8:e100:1::50a02026-03-29 → 2026-03-29 · 3 obs
○ 2016-08-09 05:54:42
● 2026-03-29 07:29:12
● 2026-03-29 07:29:14
○A85.17.48.712015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 13:22:16
○ 2015-12-12 12:16:40
○ 2026-03-29 07:29:14
●A86.105.244.12026-03-29 → 2026-03-29 · 3 obs
○ 2016-08-09 05:54:42
● 2026-03-29 07:29:12
● 2026-03-29 07:29:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns1.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: 2010ms | Queries: -

📄 Records

TypeCountSample Data
A186.105.244.1
AAAA12a01:7c8:e100:1::50a0

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

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

Other host names, for instance menthix.net, serire.nl, www.amecomputers.nl, finan.eu and mrkrabs.unclebun.com share IP numbers with mail.coolzero.nl.