coolcomputer.be - dns.ninja

`coolcomputer.be`

DNSSEC	⚠️ Not signed
A	34.253.21.92^{🇮🇪 Amazon34.248.0.0/13 EC2 DUB prefix}
		PTR	`ec2-34-253-21-92.eu-west-1.compute.amazonaws.com`
A	52.213.223.19^{🇮🇪 Amazon52.208.0.0/13 EC2 DUB prefix}
A	52.215.146.231^{🇮🇪 Amazon52.208.0.0/13 EC2 DUB prefix}
NS	`ns-376.awsdns-47.com` ⭐
		A	2600:9000:5301:7800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-376.awsdns-47.com`
		A	205.251.193.120^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-376.awsdns-47.com`
NS	`ns-1291.awsdns-33.org`
		A	2600:9000:5305:b00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1291.awsdns-33.org`
		A	205.251.197.11^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1291.awsdns-33.org`
NS	`ns-1833.awsdns-37.co.uk`
		A	2600:9000:5307:2900::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1833.awsdns-37.co.uk`
		A	205.251.199.41^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1833.awsdns-37.co.uk`
NS	`ns-751.awsdns-29.net`
		A	2600:9000:5302:ef00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-751.awsdns-29.net`
		A	205.251.194.239^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-751.awsdns-29.net`
MX	`mx1.coolblue.nl` ⭐
		A	193.27.16.74
			PTR	`mx1.coolblue.nl`
MX	`mx2.coolblue.nl`⁽²⁰⁾
		A	2a01:7c8:d000:17c:5054:ff:fe4a:48d9^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
		A	136.144.200.199^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`136-144-200-199.colo.transip.net`
TXT	`v=spf1 -all`
SOA	`ns-376.awsdns-47.com`awsdns-hostmaster@amazon.com serial=1

`be`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nsset.be` ⭐
	NS	`b.nsset.be`
	NS	`c.nsset.be`
	NS	`d.nsset.be`
	NS	`y.nsset.be`
	NS	`z.nsset.be`
	SOA	`a.nsset.be`be-hostmaster@dnsbelgium.be serial=1028251653

Same first word

coolcomputer.nl

coolcomputer.be

coolcomputer.co.uk

DNS History

44 records (9 active, 35 former)

●NSns-1291.awsdns-33.org2018-01-19 → 2026-07-01 · 3 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
● 2026-07-01 17:29:12

●NSns-1833.awsdns-37.co.uk2018-01-19 → 2026-07-01 · 3 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
● 2026-07-01 17:29:12

●NSns-376.awsdns-47.com2018-01-19 → 2026-07-01 · 3 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
● 2026-07-01 17:29:12

●NSns-751.awsdns-29.net2018-01-19 → 2026-07-01 · 3 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
● 2026-07-01 17:29:12

○NSns1.intermax.nl2015-06-21 → 2017-01-08 · 4 obs

● 2015-06-21 19:45:30
● 2017-01-08 17:19:06
○ 2018-01-19 07:32:30
○ 2026-07-01 17:29:12

○NSns2.intermax.nl2015-06-21 → 2017-01-08 · 4 obs

● 2015-06-21 19:45:30
● 2017-01-08 17:19:06
○ 2018-01-19 07:32:30
○ 2026-07-01 17:29:12

○NSns3.intermax.eu2015-06-21 → 2017-01-08 · 4 obs

● 2015-06-21 19:45:30
● 2017-01-08 17:19:06
○ 2018-01-19 07:32:30
○ 2026-07-01 17:29:12

●MXmx1.coolblue.nl2015-06-21 → 2026-07-01 · 2 obs

● 2015-06-21 19:45:30
● 2026-07-01 17:29:12

●MXmx2.coolblue.nl2015-06-21 → 2026-07-01 · 2 obs

● 2015-06-21 19:45:30
● 2026-07-01 17:29:12

○A108.128.134.2242026-02-16 → 2026-07-01 · 2 obs

○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

○A108.132.227.1512026-06-25 → 2026-06-25 · 4 obs

○ 2026-06-01 05:29:40
● 2026-06-25 00:00:06
○ 2026-07-01 17:29:10
○ 2026-07-01 17:29:12

○A18.200.230.2192026-05-06 → 2026-05-06 · 4 obs

○ 2026-04-12 18:38:46
● 2026-05-06 23:06:16
○ 2026-06-01 02:48:42
○ 2026-07-01 17:29:12

○A18.203.42.1842026-02-16 → 2026-07-01 · 2 obs

○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

○A3.250.246.1782026-02-16 → 2026-02-16 · 4 obs

○ 2018-01-19 07:32:30
● 2026-02-16 11:38:16
○ 2026-02-19 06:17:46
○ 2026-07-01 17:29:12

○A34.240.19.872018-01-19 → 2018-01-19 · 4 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

○A34.246.232.1722026-05-06 → 2026-05-06 · 4 obs

○ 2026-04-12 18:38:46
● 2026-05-06 23:06:16
○ 2026-06-01 02:48:42
○ 2026-07-01 17:29:12

○A34.250.178.582026-06-25 → 2026-06-25 · 4 obs

○ 2026-06-01 05:29:40
● 2026-06-25 00:00:06
○ 2026-07-01 17:29:10
○ 2026-07-01 17:29:12

○A34.253.130.472026-03-07 → 2026-03-16 · 5 obs

○ 2026-02-19 06:17:46
● 2026-03-07 21:58:42
● 2026-03-16 01:35:06
○ 2026-03-18 02:57:02
○ 2026-07-01 17:29:12

●A34.253.21.922026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-25 00:00:06
● 2026-07-01 17:29:10
● 2026-07-01 17:29:12

○A34.254.167.2322026-06-01 → 2026-06-01 · 5 obs

○ 2026-05-06 23:06:16
● 2026-06-01 02:48:42
● 2026-06-01 05:29:40
○ 2026-06-25 00:00:06
○ 2026-07-01 17:29:12

○A52.19.133.1092026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-19 06:17:46
● 2026-03-07 21:58:42
○ 2026-03-14 07:17:02
○ 2026-07-01 17:29:12

○A52.209.169.1812026-03-14 → 2026-03-21 · 5 obs

○ 2026-03-07 21:58:42
● 2026-03-14 07:17:02
● 2026-03-21 17:30:38
○ 2026-03-24 03:05:34
○ 2026-07-01 17:29:12

○A52.209.224.2002026-04-12 → 2026-04-12 · 4 obs

○ 2026-03-31 03:20:56
● 2026-04-12 18:38:46
○ 2026-05-06 23:06:16
○ 2026-07-01 17:29:12

○A52.211.197.1962026-04-12 → 2026-04-12 · 4 obs

○ 2026-03-31 03:20:56
● 2026-04-12 18:38:46
○ 2026-05-06 23:06:16
○ 2026-07-01 17:29:12

○A52.212.183.602026-04-12 → 2026-04-12 · 4 obs

○ 2026-03-31 03:20:56
● 2026-04-12 18:38:46
○ 2026-05-06 23:06:16
○ 2026-07-01 17:29:12

○A52.213.159.1882018-01-19 → 2018-01-19 · 4 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

●A52.213.223.192026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-25 00:00:06
● 2026-07-01 17:29:10
● 2026-07-01 17:29:12

○A52.214.73.2172026-03-14 → 2026-03-24 · 5 obs

○ 2026-03-07 21:58:42
● 2026-03-14 07:17:02
● 2026-03-24 03:05:34
○ 2026-03-31 03:20:56
○ 2026-07-01 17:29:12

●A52.215.146.2312026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-25 00:00:06
● 2026-07-01 17:29:10
● 2026-07-01 17:29:12

○A52.49.19.572026-06-25 → 2026-06-25 · 4 obs

○ 2026-06-01 05:29:40
● 2026-06-25 00:00:06
○ 2026-07-01 17:29:10
○ 2026-07-01 17:29:12

○A52.50.171.612026-03-18 → 2026-03-24 · 5 obs

○ 2026-03-16 01:35:06
● 2026-03-18 02:57:02
● 2026-03-24 03:05:34
○ 2026-03-31 03:20:56
○ 2026-07-01 17:29:12

○A54.155.143.1062026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-19 06:17:46
● 2026-03-07 21:58:42
○ 2026-03-14 07:17:02
○ 2026-07-01 17:29:12

○A54.170.114.792026-06-01 → 2026-06-01 · 5 obs

○ 2026-05-06 23:06:16
● 2026-06-01 02:48:42
● 2026-06-01 05:29:40
○ 2026-06-25 00:00:06
○ 2026-07-01 17:29:12

○A54.171.139.1302026-03-31 → 2026-03-31 · 4 obs

○ 2026-03-24 03:05:34
● 2026-03-31 03:20:56
○ 2026-04-12 18:38:46
○ 2026-07-01 17:29:12

○A54.228.15.1582026-05-06 → 2026-05-06 · 4 obs

○ 2026-04-12 18:38:46
● 2026-05-06 23:06:16
○ 2026-06-01 02:48:42
○ 2026-07-01 17:29:12

○A54.229.29.1402026-02-16 → 2026-07-01 · 2 obs

○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

○A54.72.158.2542026-02-19 → 2026-02-19 · 4 obs

○ 2026-02-16 11:38:16
● 2026-02-19 06:17:46
○ 2026-03-07 21:58:42
○ 2026-07-01 17:29:12

○A54.73.63.1062026-03-31 → 2026-03-31 · 4 obs

○ 2026-03-24 03:05:34
● 2026-03-31 03:20:56
○ 2026-04-12 18:38:46
○ 2026-07-01 17:29:12

○A54.77.15.2352018-01-19 → 2018-01-19 · 4 obs

○ 2017-01-08 17:19:06
● 2018-01-19 07:32:30
○ 2026-02-16 11:38:16
○ 2026-07-01 17:29:12

○A62.50.27.872015-06-21 → 2017-01-08 · 4 obs

● 2015-06-21 19:45:30
● 2017-01-08 17:19:06
○ 2018-01-19 07:32:30
○ 2026-07-01 17:29:12

○A63.34.182.282026-02-16 → 2026-02-19 · 5 obs

○ 2018-01-19 07:32:30
● 2026-02-16 11:38:16
● 2026-02-19 06:17:46
○ 2026-03-07 21:58:42
○ 2026-07-01 17:29:12

○A63.34.231.352026-03-24 → 2026-03-31 · 5 obs

○ 2026-03-21 17:30:38
● 2026-03-24 03:05:34
● 2026-03-31 03:20:56
○ 2026-04-12 18:38:46
○ 2026-07-01 17:29:12

○A63.34.3.932026-06-01 → 2026-06-01 · 5 obs

○ 2026-05-06 23:06:16
● 2026-06-01 02:48:42
● 2026-06-01 05:29:40
○ 2026-06-25 00:00:06
○ 2026-07-01 17:29:12

○A99.80.243.912026-02-16 → 2026-02-19 · 5 obs

○ 2018-01-19 07:32:30
● 2026-02-16 11:38:16
● 2026-02-19 06:17:46
○ 2026-03-07 21:58:42
○ 2026-07-01 17:29:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
be	a.nsset.be, b.nsset.be, c.nsset.be, d.nsset.be...	-
coolcomputer.be	ns-1291.awsdns-33.org, ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1833.awsdns-37.co.uk	-

✅ Authoritative Response

Server:205.251.197.11

NS records: ns-1291.awsdns-33.org, ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1833.awsdns-37.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolcomputer.be (unsigned zone)

⏱️ Timing

Total: 777ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`52.215.146.231, 52.213.223.19...`
NS	4	`ns-1291.awsdns-33.org, ns-1833.awsdns-37.co.uk...`
MX	2	`mx1.coolblue.nl (pri: 10), mx2.coolblue.nl (pri: 20)`
TXT	1	`v=spf1 -all`
SOA	1	`ns-376.awsdns-47.com awsdns-hostmaster.a`

Analysis

IP Addresses

coolcomputer.be has three IP addresses: 34.253.21.92, 52.213.223.19 and 52.215.146.231.

Additional host names — msicenter.be, gourmetwinkel.nl, freesshop.be and two others — share IP numbers with coolcomputer.be.

Name Servers

coolcomputer.be has four authoritative name servers: ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk.

The name servers of coolcomputer.be overlap at least partially with those of other domains — among them jdatl.com, nepalconstitution.org, mikeainsa.com and two more.

Each of the four hosts ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk has two IP addresses. ns-376.awsdns-47.com points to 205.251.193.120 and 2600:9000:5301:7800::1. ns-751.awsdns-29.net points to 205.251.194.239 and 2600:9000:5302:ef00::1. ns-1291.awsdns-33.org points to 205.251.197.11 and 2600:9000:5305:b00::1. ns-1833.awsdns-37.co.uk points to 205.251.199.41 and 2600:9000:5307:2900::1.

Mail Servers

coolcomputer.be has two mail servers: mx1.coolblue.nl and mx2.coolblue.nl.

coolcomputer.be shares the same mail server setup as other domains, including papiervernietigerspecialist.be, boxspecialist.nl, braadpanshop.nl and two others.

Host names with two IP numbers:

The A records for mx2.coolblue.nl return 136.144.200.199 and 2a01:7c8:d000:17c:5054:ff:fe4a:48d9.

Host names pointing to a single IP address:

mx1.coolblue.nl resolves to the IP address 193.27.16.74.