`kooltransport.nl`

DNSSEC	🔒 Signed (DS record present)
A	85.10.154.45^{🇳🇱 TRANSIP-AS85.10.128.0/19 TransIP BV Amsterdam, The Netherlands}
		PTR	`s2.solidehosting.nl`
NS	`nsauth1.solidehosting.nl` ⭐
		A	2a01:7860::db:1152:a:1^{🇳🇱 TRANSIP-AS2a01:7860::/32 IXL Hosting B.V., TransIP AS Origin}
			PTR	`nsauth1.ixlhosting.nl`
		A	5.61.248.164^{🇳🇱 TRANSIP-AS5.61.248.0/21 iXL Hosting Network, TransIP Origin AS}
			PTR	`nsauth1.ixlhosting.nl`
NS	`nsauth2.solidehosting.nl`
		A	2a01:7c8:bb09:15e:5054:ff:fed2:6901^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`nsauth2.ixlhosting.nl`
		A	93.119.13.218^{🇳🇱 TRANSIP-AS93.119.0.0/20 TransIP B.V.}
			PTR	`nsauth2.ixlhosting.nl`
NS	`nsauth3.solidehosting.net`
		A	2a01:7c8:d007:3a2:5054:ff:fe68:e003^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`nsauth3.ixl.nu`
		A	136.144.249.197^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`nsauth3.ixl.nu`
MX	`mail.kooltransport.nl` ⭐
		A	85.10.154.45^{🇳🇱 TRANSIP-AS85.10.128.0/19 TransIP BV Amsterdam, The Netherlands}
			PTR	`s2.solidehosting.nl`
MX	`relay.solidehosting.nl`⁽²⁰⁾
		A	136.144.237.126^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`relay.ixlhosting.nl`
TXT	`v=spf1 a mx include:spf.whih.nl ip4:85.10.154.45 ~all`
SOA	`nsauth1.solidehosting.nl`hostmaster@kooltransport.nl 2026-06-23 #3

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-18 14:30:02 +0000 (EPOCH 1784385002)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-18 #29

Subdomains

mail.kooltransport.nl

Same first word

kooltransport.com

kooltransport.nl

DNS History

11 records (6 active, 5 former)

○NSns-3.eu2015-07-05 → 2018-06-13 · 4 obs

● 2015-07-05 04:45:42
● 2018-06-13 13:43:30
○ 2026-03-08 08:07:02
○ 2026-07-18 15:44:16

○NSns1.hix.nl2015-07-05 → 2018-06-13 · 4 obs

● 2015-07-05 04:45:42
● 2018-06-13 13:43:30
○ 2026-03-08 08:07:02
○ 2026-07-18 15:44:16

○NSns2.hix.nl2015-07-05 → 2018-06-13 · 4 obs

● 2015-07-05 04:45:42
● 2018-06-13 13:43:30
○ 2026-03-08 08:07:02
○ 2026-07-18 15:44:16

●NSnsauth1.solidehosting.nl2026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

●NSnsauth2.solidehosting.nl2026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

●NSnsauth3.solidehosting.net2026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

○MXkooltransport-nl.mail.protection.outlook.com2016-02-23 → 2018-06-13 · 4 obs

● 2016-02-23 00:28:20
● 2018-06-13 13:43:30
○ 2026-03-08 08:07:02
○ 2026-07-18 15:44:16

●MXmail.kooltransport.nl2026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

●MXrelay.solidehosting.nl2026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

○A83.137.193.2052015-07-05 → 2018-06-13 · 4 obs

● 2015-07-05 04:45:42
● 2018-06-13 13:43:30
○ 2026-03-08 08:07:02
○ 2026-07-18 15:44:16

●A85.10.154.452026-03-08 → 2026-07-18 · 3 obs

○ 2018-06-13 13:43:30
● 2026-03-08 08:07:02
● 2026-07-18 15:44:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns4.dns.nl, ns3.dns.nl	-
kooltransport.nl	nsauth1.solidehosting.nl, nsauth2.solidehosting.nl, nsauth3.solidehosting.net	4 records

✅ Authoritative Response

Server:93.119.13.218

NS records: nsauth1.solidehosting.nl, nsauth2.solidehosting.nl, nsauth3.solidehosting.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 712ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.10.154.45`
NS	3	`nsauth3.solidehosting.net, nsauth1.solidehosting.nl...`
MX	2	`relay.solidehosting.nl (pri: 20), mail.kooltransport.nl (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.whih.nl ip4:85.1`
SOA	1	`nsauth1.solidehosting.nl hostmaster.kool`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (nsauth1.solidehosting.nl, nsauth1.solidehosting.nl, nsauth2.solidehosting.nl...)

Analysis

Hierarchy

kooltransport.nl is the parent zone for mail.kooltransport.nl.

IP Addresses

kooltransport.nl has exactly one IP address — 85.10.154.45.

s2.solidehosting.nl, solidehosting.nl, mail.kidscompany.nl plus two other host names have IP numbers in common with kooltransport.nl.

Name Servers

Three name servers are authoritative for kooltransport.nl: nsauth3.solidehosting.net, nsauth1.solidehosting.nl and nsauth2.solidehosting.nl.

kooltransport.nl partially shares its NS delegation with several other domains, including kool-transport.nl, badjasjes.nl, smitstuinenparkmachines.nl and two others.

These name servers regularly co-occur with the name servers nsauth1.ixlhosting.nl, nsauth2.ixlhosting.nl and nsauth3.ixl.nu.

nsauth3.solidehosting.net resolves to 136.144.249.197 and 2a01:7c8:d007:3a2:5054:ff:fe68:e003. nsauth1.solidehosting.nl resolves to 5.61.248.164 and 2a01:7860::db:1152:a:1. nsauth2.solidehosting.nl resolves to 93.119.13.218 and 2a01:7c8:bb09:15e:5054:ff:fed2:6901. All three hostnames point to two IP numbers each.

Mail Servers

kooltransport.nl uses two mail servers, mail.kooltransport.nl and relay.solidehosting.nl.

At least some of the mail servers used by kooltransport.nl are shared with other domains: solidehosting.net, vonmarcken.com, solidehosting.nl and two others among them.

These mail servers are often deployed together with mail.solidehosting.net, mail.vonmarcken.com, mail.solidehosting.nl and 7 other mail servers.

mail.kooltransport.nl resolves to 85.10.154.45. relay.solidehosting.nl resolves to 136.144.237.126. Both host names point to a single IP number.

kooltransport.nl - robtex.com