coolcomputer.nl - dns.ninja

coolcomputer.nl

DNSSEC⚠️ Not signed
A34.246.60.52🇮🇪 Amazon34.240.0.0/13 EC2 DUB prefix
PTRec2-34-246-60-52.eu-west-1.compute.amazonaws.com
A52.18.96.92🇮🇪 Amazon52.18.0.0/15 EC2 DUB prefix
A108.133.34.106🇮🇪 Amazon108.128.0.0/13 EC2 DUB prefix
NSns-376.awsdns-47.com ⭐
A2600:9000:5301:7800::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-376.awsdns-47.com
A205.251.193.120🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-376.awsdns-47.com
NSns-1291.awsdns-33.org
A2600:9000:5305:b00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1291.awsdns-33.org
A205.251.197.11🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1291.awsdns-33.org
NSns-1833.awsdns-37.co.uk
A2600:9000:5307:2900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1833.awsdns-37.co.uk
A205.251.199.41🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1833.awsdns-37.co.uk
NSns-751.awsdns-29.net
A2600:9000:5302:ef00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-751.awsdns-29.net
A205.251.194.239🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-751.awsdns-29.net
MXmx1.coolblue.nl ⭐
A193.27.16.74
PTRmx1.coolblue.nl
MXmx2.coolblue.nl(20)
A2a01:7c8:d000:17c:5054:ff:fe4a:48d9🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
A136.144.200.199🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands
PTR136-144-200-199.colo.transip.net
TXTv=spf1 -all
SOAns-376.awsdns-47.comawsdns-hostmaster@amazon.com serial=1

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-06-30 23:30:02 +0000 (EPOCH 1782862202)
SOAns1.dns.nldns@sidn.nl 2026-06-30 #46

Same first word

coolcomputer.be
coolcomputer.co.uk
coolcomputer.nl

DNS History

57 records (9 active, 48 former)

20162017201820192020202120222023202420252026NSns-1291.awsdns-33.orgns-1833.awsdns-37.co.ukns-376.awsdns-47.comns-751.awsdns-29.netns1.intermax.nlns2.intermax.nlns3.intermax.euMXmx1.coolblue.nlmx2.coolblue.nlA108.133.34.10634.246.60.5252.18.96.92108.129.53.19108.132.227.15118.200.230.2193.248.129.2003.250.246.17834.246.232.17234.249.107.23634.250.178.5834.252.132.17734.253.130.4734.254.167.23246.137.109.9552.19.133.10952.209.169.18152.209.224.20052.209.88.15252.211.197.19652.212.183.6052.214.73.21752.214.99.21052.49.19.5752.50.171.6152.51.123.2652.51.200.24152.51.249.11754.155.143.10654.170.11.12454.170.114.7954.170.208.18354.171.139.13054.195.67.9654.217.22.7254.228.15.15854.228.23.154.72.158.25454.73.63.10654.76.205.954.77.136.14754.78.88.8362.50.27.8763.34.182.2863.34.188.3363.34.231.3563.34.3.9399.80.243.91
●NSns-1291.awsdns-33.org2017-10-29 → 2026-07-01 · 3 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
● 2026-07-01 00:42:34
●NSns-1833.awsdns-37.co.uk2017-10-29 → 2026-07-01 · 3 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
● 2026-07-01 00:42:34
●NSns-376.awsdns-47.com2017-10-29 → 2026-07-01 · 3 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
● 2026-07-01 00:42:34
●NSns-751.awsdns-29.net2017-10-29 → 2026-07-01 · 3 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
● 2026-07-01 00:42:34
○NSns1.intermax.nl2015-07-11 → 2016-11-28 · 4 obs
● 2015-07-11 22:43:30
● 2016-11-28 21:15:32
○ 2017-10-29 06:14:46
○ 2026-07-01 00:42:34
○NSns2.intermax.nl2015-07-11 → 2016-11-28 · 4 obs
● 2015-07-11 22:43:30
● 2016-11-28 21:15:32
○ 2017-10-29 06:14:46
○ 2026-07-01 00:42:34
○NSns3.intermax.eu2015-07-11 → 2016-11-28 · 4 obs
● 2015-07-11 22:43:30
● 2016-11-28 21:15:32
○ 2017-10-29 06:14:46
○ 2026-07-01 00:42:34
●MXmx1.coolblue.nl2015-07-11 → 2026-07-01 · 2 obs
● 2015-07-11 22:43:30
● 2026-07-01 00:42:34
●MXmx2.coolblue.nl2015-07-11 → 2026-07-01 · 2 obs
● 2015-07-11 22:43:30
● 2026-07-01 00:42:34
○A108.129.53.192026-02-27 → 2026-03-07 · 5 obs
○ 2026-02-19 06:18:04
● 2026-02-27 03:30:42
● 2026-03-07 03:43:36
○ 2026-03-07 21:58:28
○ 2026-07-01 00:42:34
○A108.132.227.1512026-06-23 → 2026-06-23 · 4 obs
○ 2026-06-16 21:10:56
● 2026-06-23 18:34:32
○ 2026-06-30 09:57:30
○ 2026-07-01 00:42:34
●A108.133.34.1062026-06-30 → 2026-07-01 · 3 obs
○ 2026-06-23 18:34:32
● 2026-06-30 09:57:30
● 2026-07-01 00:42:34
○A18.200.230.2192026-05-06 → 2026-05-08 · 5 obs
○ 2026-04-14 08:37:56
● 2026-05-06 23:06:02
● 2026-05-08 00:50:48
○ 2026-05-09 15:33:18
○ 2026-07-01 00:42:34
○A3.248.129.2002026-02-27 → 2026-02-27 · 4 obs
○ 2026-02-19 06:18:04
● 2026-02-27 03:30:42
○ 2026-03-04 01:35:00
○ 2026-07-01 00:42:34
○A3.250.246.1782026-02-16 → 2026-02-17 · 5 obs
○ 2017-10-29 06:14:46
● 2026-02-16 10:43:38
● 2026-02-17 00:05:06
○ 2026-02-19 06:18:04
○ 2026-07-01 00:42:34
○A34.246.232.1722026-05-06 → 2026-05-10 · 5 obs
○ 2026-04-14 08:37:56
● 2026-05-06 23:06:02
● 2026-05-10 18:23:12
○ 2026-06-01 04:53:28
○ 2026-07-01 00:42:34
●A34.246.60.522026-06-30 → 2026-07-01 · 3 obs
○ 2026-06-23 18:34:32
● 2026-06-30 09:57:30
● 2026-07-01 00:42:34
○A34.249.107.2362026-04-14 → 2026-04-14 · 4 obs
○ 2026-04-12 18:39:10
● 2026-04-14 08:37:56
○ 2026-05-06 23:06:02
○ 2026-07-01 00:42:34
○A34.250.178.582026-06-23 → 2026-06-23 · 4 obs
○ 2026-06-16 21:10:56
● 2026-06-23 18:34:32
○ 2026-06-30 09:57:30
○ 2026-07-01 00:42:34
○A34.252.132.1772026-06-16 → 2026-06-16 · 4 obs
○ 2026-06-15 04:00:04
● 2026-06-16 21:10:56
○ 2026-06-23 18:34:32
○ 2026-07-01 00:42:34
○A34.253.130.472026-03-07 → 2026-03-16 · 5 obs
○ 2026-03-07 03:43:36
● 2026-03-07 21:58:28
● 2026-03-16 01:35:16
○ 2026-03-21 09:33:58
○ 2026-07-01 00:42:34
○A34.254.167.2322026-06-01 → 2026-06-03 · 5 obs
○ 2026-05-10 18:23:12
● 2026-06-01 04:53:28
● 2026-06-03 01:37:46
○ 2026-06-15 04:00:04
○ 2026-07-01 00:42:34
○A46.137.109.952026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-03 01:37:46
● 2026-06-15 04:00:04
○ 2026-06-16 21:10:56
○ 2026-07-01 00:42:34
●A52.18.96.922026-06-30 → 2026-07-01 · 3 obs
○ 2026-06-23 18:34:32
● 2026-06-30 09:57:30
● 2026-07-01 00:42:34
○A52.19.133.1092026-03-04 → 2026-03-13 · 5 obs
○ 2026-02-27 03:30:42
● 2026-03-04 01:35:00
● 2026-03-13 02:14:50
○ 2026-03-14 07:17:00
○ 2026-07-01 00:42:34
○A52.209.169.1812026-03-12 → 2026-03-21 · 5 obs
○ 2026-03-09 17:44:18
● 2026-03-12 06:40:18
● 2026-03-21 17:31:32
○ 2026-03-24 03:05:52
○ 2026-07-01 00:42:34
○A52.209.224.2002026-04-12 → 2026-04-12 · 4 obs
○ 2026-04-03 01:43:40
● 2026-04-12 18:39:10
○ 2026-04-14 08:37:56
○ 2026-07-01 00:42:34
○A52.209.88.1522026-02-16 → 2026-07-01 · 2 obs
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A52.211.197.1962026-04-12 → 2026-04-12 · 4 obs
○ 2026-04-03 01:43:40
● 2026-04-12 18:39:10
○ 2026-04-14 08:37:56
○ 2026-07-01 00:42:34
○A52.212.183.602026-04-12 → 2026-04-12 · 4 obs
○ 2026-04-03 01:43:40
● 2026-04-12 18:39:10
○ 2026-04-14 08:37:56
○ 2026-07-01 00:42:34
○A52.214.73.2172026-03-14 → 2026-03-24 · 5 obs
○ 2026-03-13 02:14:50
● 2026-03-14 07:17:00
● 2026-03-24 03:05:52
○ 2026-04-03 01:43:40
○ 2026-07-01 00:42:34
○A52.214.99.2102026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-03 01:37:46
● 2026-06-15 04:00:04
○ 2026-06-16 21:10:56
○ 2026-07-01 00:42:34
○A52.49.19.572026-06-23 → 2026-06-23 · 4 obs
○ 2026-06-16 21:10:56
● 2026-06-23 18:34:32
○ 2026-06-30 09:57:30
○ 2026-07-01 00:42:34
○A52.50.171.612026-03-21 → 2026-03-24 · 5 obs
○ 2026-03-16 01:35:16
● 2026-03-21 09:33:58
● 2026-03-24 03:05:52
○ 2026-04-03 01:43:40
○ 2026-07-01 00:42:34
○A52.51.123.262017-10-29 → 2017-10-29 · 4 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A52.51.200.2412017-10-29 → 2017-10-29 · 4 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A52.51.249.1172017-10-29 → 2017-10-29 · 4 obs
○ 2016-11-28 21:15:32
● 2017-10-29 06:14:46
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A54.155.143.1062026-03-04 → 2026-03-09 · 5 obs
○ 2026-02-27 03:30:42
● 2026-03-04 01:35:00
● 2026-03-09 17:44:18
○ 2026-03-12 06:40:18
○ 2026-07-01 00:42:34
○A54.170.11.1242026-02-16 → 2026-07-01 · 2 obs
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A54.170.114.792026-06-01 → 2026-06-03 · 5 obs
○ 2026-05-10 18:23:12
● 2026-06-01 04:53:28
● 2026-06-03 01:37:46
○ 2026-06-15 04:00:04
○ 2026-07-01 00:42:34
○A54.170.208.1832026-02-27 → 2026-02-27 · 4 obs
○ 2026-02-19 06:18:04
● 2026-02-27 03:30:42
○ 2026-03-04 01:35:00
○ 2026-07-01 00:42:34
○A54.171.139.1302026-04-03 → 2026-04-03 · 4 obs
○ 2026-03-24 03:05:52
● 2026-04-03 01:43:40
○ 2026-04-12 18:39:10
○ 2026-07-01 00:42:34
○A54.195.67.962026-06-16 → 2026-06-16 · 4 obs
○ 2026-06-15 04:00:04
● 2026-06-16 21:10:56
○ 2026-06-23 18:34:32
○ 2026-07-01 00:42:34
○A54.217.22.722026-06-15 → 2026-06-15 · 4 obs
○ 2026-06-03 01:37:46
● 2026-06-15 04:00:04
○ 2026-06-16 21:10:56
○ 2026-07-01 00:42:34
○A54.228.15.1582026-05-06 → 2026-05-10 · 5 obs
○ 2026-04-14 08:37:56
● 2026-05-06 23:06:02
● 2026-05-10 18:23:12
○ 2026-06-01 04:53:28
○ 2026-07-01 00:42:34
○A54.228.23.12026-04-14 → 2026-04-14 · 4 obs
○ 2026-04-12 18:39:10
● 2026-04-14 08:37:56
○ 2026-05-06 23:06:02
○ 2026-07-01 00:42:34
○A54.72.158.2542026-02-19 → 2026-02-19 · 4 obs
○ 2026-02-17 00:05:06
● 2026-02-19 06:18:04
○ 2026-02-27 03:30:42
○ 2026-07-01 00:42:34
○A54.73.63.1062026-04-03 → 2026-04-03 · 4 obs
○ 2026-03-24 03:05:52
● 2026-04-03 01:43:40
○ 2026-04-12 18:39:10
○ 2026-07-01 00:42:34
○A54.76.205.92026-02-16 → 2026-07-01 · 2 obs
○ 2026-02-16 10:43:38
○ 2026-07-01 00:42:34
○A54.77.136.1472026-04-14 → 2026-04-14 · 4 obs
○ 2026-04-12 18:39:10
● 2026-04-14 08:37:56
○ 2026-05-06 23:06:02
○ 2026-07-01 00:42:34
○A54.78.88.832026-06-16 → 2026-06-16 · 4 obs
○ 2026-06-15 04:00:04
● 2026-06-16 21:10:56
○ 2026-06-23 18:34:32
○ 2026-07-01 00:42:34
○A62.50.27.872015-07-11 → 2016-11-28 · 4 obs
● 2015-07-11 22:43:30
● 2016-11-28 21:15:32
○ 2017-10-29 06:14:46
○ 2026-07-01 00:42:34
○A63.34.182.282026-02-16 → 2026-02-19 · 5 obs
○ 2017-10-29 06:14:46
● 2026-02-16 10:43:38
● 2026-02-19 06:18:04
○ 2026-02-27 03:30:42
○ 2026-07-01 00:42:34
○A63.34.188.332026-05-09 → 2026-05-10 · 5 obs
○ 2026-05-08 00:50:48
● 2026-05-09 15:33:18
● 2026-05-10 18:23:12
○ 2026-06-01 04:53:28
○ 2026-07-01 00:42:34
○A63.34.231.352026-03-24 → 2026-04-03 · 5 obs
○ 2026-03-21 17:31:32
● 2026-03-24 03:05:52
● 2026-04-03 01:43:40
○ 2026-04-12 18:39:10
○ 2026-07-01 00:42:34
○A63.34.3.932026-06-01 → 2026-06-03 · 5 obs
○ 2026-05-10 18:23:12
● 2026-06-01 04:53:28
● 2026-06-03 01:37:46
○ 2026-06-15 04:00:04
○ 2026-07-01 00:42:34
○A99.80.243.912026-02-16 → 2026-02-19 · 5 obs
○ 2017-10-29 06:14:46
● 2026-02-16 10:43:38
● 2026-02-19 06:18:04
○ 2026-02-27 03:30:42
○ 2026-07-01 00:42:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
coolcomputer.nlns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1291.awsdns-33.org, ns-1833.awsdns-37.co.uk-

✅ Authoritative Response

Server:205.251.194.239

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolcomputer.nl (unsigned zone)

⏱️ Timing

Total: 443ms | Queries: -

📄 Records

TypeCountSample Data
A334.246.60.52, 52.18.96.92...
NS4ns-1291.awsdns-33.org, ns-1833.awsdns-37.co.uk...
MX2mx1.coolblue.nl (pri: 10), mx2.coolblue.nl (pri: 20)
TXT1v=spf1 -all
SOA1ns-376.awsdns-47.com awsdns-hostmaster.a

Analysis

IP Addresses

coolcomputer.nl maps to three IP numbers — 34.246.60.52, 52.18.96.92 and 108.133.34.106.

Two other host names, along with midshop.be, ipadcase.be and coolsport.be, also share IP numbers with coolcomputer.nl.

Name Servers

The NS records for coolcomputer.nl point to four name servers: ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk.

coolcomputer.nl has at least partial name server overlap with other domains, such as d93c02m106la4.cloudfront.net, dtup.sa.gov.au, d6t80an260otg.cloudfront.net and two others.

ns-376.awsdns-47.com, ns-751.awsdns-29.net, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk all point to exactly two IP numbers each: ns-376.awsdns-47.com → 205.251.193.120 and 2600:9000:5301:7800::1; ns-751.awsdns-29.net → 205.251.194.239 and 2600:9000:5302:ef00::1; ns-1291.awsdns-33.org → 205.251.197.11 and 2600:9000:5305:b00::1; ns-1833.awsdns-37.co.uk → 205.251.199.41 and 2600:9000:5307:2900::1.

Mail Servers

coolcomputer.nl is served by two mail servers, mx1.coolblue.nl and mx2.coolblue.nl.

Among the domains sharing a mail server setup with coolcomputer.nl are centropercardiofrequenzimetri.it, stofzuigerstore.nl, designzetel.be and two others.

Host names that have two IP addresses:

mx2.coolblue.nl has two IP addresses: 136.144.200.199 and 2a01:7c8:d000:17c:5054:ff:fe4a:48d9.

Host names that point to one IP address:

mx1.coolblue.nl directs to 193.27.16.74.