checkcool.com - dns.ninja

`checkcool.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c5d0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:44b7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.183^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.208^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bristol.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bristol.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bristol.ns.cloudflare.com`
		A	108.162.194.47^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	162.159.38.47^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	172.64.34.47^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
NS	`drake.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c0e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drake.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`drake.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`drake.ns.cloudflare.com`
		A	108.162.195.14^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drake.ns.cloudflare.com`
		A	162.159.44.14^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drake.ns.cloudflare.com`
		A	172.64.35.14^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drake.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.183, 172.67.197.208
		IPv6 hints	2606:4700:3030::ac43:c5d0, 2606:4700:3037::6815:44b7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com
SOA	`bristol.ns.cloudflare.com`dns@cloudflare.com serial=2410503781

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786553439

Same first word

checkcool.com

Similar names

echoclock.com

coolcheck.ca

coolcheck.de

colocheck.com

coolcheck.co.za

coolcheck.net

coolcheck.co.kr

coolcheck.com

coolcheck.co.uk

lococheck.com

DNS History

20 records (6 active, 14 former)

●NSbristol.ns.cloudflare.com2026-03-26 → 2026-08-12 · 3 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-08-12 17:09:24

○NSdns10.hichina.com2016-06-26 → 2017-03-22 · 5 obs

○ 2016-02-23 20:12:56
● 2016-06-26 10:44:18
● 2017-03-22 12:00:24
○ 2026-03-26 23:12:54
○ 2026-08-12 17:09:24

○NSdns9.hichina.com2016-06-26 → 2017-03-22 · 5 obs

○ 2016-02-23 20:12:56
● 2016-06-26 10:44:18
● 2017-03-22 12:00:24
○ 2026-03-26 23:12:54
○ 2026-08-12 17:09:24

●NSdrake.ns.cloudflare.com2026-03-26 → 2026-08-12 · 3 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-08-12 17:09:24

○NSns1.fabulous.com2015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

○NSns2.fabulous.com2015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

○MXmail.b-io.co2015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

●A104.21.68.1832026-03-26 → 2026-08-12 · 3 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-08-12 17:09:24

●A172.67.197.2082026-03-26 → 2026-08-12 · 3 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-08-12 17:09:24

○A192.30.252.1532016-06-26 → 2017-03-22 · 5 obs

○ 2016-02-23 20:12:56
● 2016-06-26 10:44:18
● 2017-03-22 12:00:24
○ 2026-03-26 23:12:54
○ 2026-08-12 17:09:24

○A192.30.252.1542016-06-26 → 2017-03-22 · 5 obs

○ 2016-02-23 20:12:56
● 2016-06-26 10:44:18
● 2017-03-22 12:00:24
○ 2026-03-26 23:12:54
○ 2026-08-12 17:09:24

○A208.48.81.1332015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

○A208.48.81.1342015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

○A208.48.81.1792015-07-16 → 2015-07-16 · 4 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
○ 2015-11-21 11:05:14
○ 2026-08-12 17:09:24

●A2606:4700:3030::ac43:c5d02026-06-30 → 2026-08-12 · 3 obs

○ 2026-06-14 02:40:30
● 2026-06-30 16:42:08
● 2026-08-12 17:09:24

○A2606:4700:3032::ac43:c5d02026-03-26 → 2026-06-14 · 5 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-06-14 02:40:30
○ 2026-06-30 16:42:08
○ 2026-08-12 17:09:24

○A2606:4700:3033::6815:44b72026-03-26 → 2026-06-14 · 5 obs

○ 2017-03-22 12:00:24
● 2026-03-26 23:12:54
● 2026-06-14 02:40:30
○ 2026-06-30 16:42:08
○ 2026-08-12 17:09:24

●A2606:4700:3037::6815:44b72026-06-30 → 2026-08-12 · 3 obs

○ 2026-06-14 02:40:30
● 2026-06-30 16:42:08
● 2026-08-12 17:09:24

○A64.15.205.1002015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

○A64.15.205.1012015-07-16 → 2015-11-21 · 5 obs

○ 2008-03-19 21:47:32
● 2015-07-16 02:35:50
● 2015-11-21 11:05:14
○ 2016-02-23 20:12:56
○ 2026-08-12 17:09:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
checkcool.com	bristol.ns.cloudflare.com, drake.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.14

NS records: bristol.ns.cloudflare.com, drake.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkcool.com (unsigned zone)

⏱️ Timing

Total: 3104ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.197.208, 104.21.68.183`
AAAA	2	`2606:4700:3037::6815:44b7, 2606:4700:3030::ac43:c5d0`
NS	2	`bristol.ns.cloudflare.com, drake.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bristol.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (bristol.ns.cloudflare.com, bristol.ns.cloudflare.com, bristol.ns.cloudflare.com...)

Analysis

IP Addresses

checkcool.com resolves to four IP addresses: 104.21.68.183, 172.67.197.208, 2606:4700:3030::ac43:c5d0 and 2606:4700:3037::6815:44b7.

zelenejablko.sk, wmhddd.lol, f0payci.doedao88.shop plus two other host names have IP numbers in common with checkcool.com.

Name Servers

Two name servers handle the delegation for checkcool.com: bristol.ns.cloudflare.com and drake.ns.cloudflare.com.

The name server configuration of checkcool.com is shared with other domains, for instance fluid-sh.com, v3yi5.com, bilalassad.com and two others.

checkcool.com has at least partial name server overlap with other domains, such as berryzee.com, goog1rc9.com, encorekite.com and two others.

It is common to see these name servers used together with name servers hugh.ns.cloudflare.com and arturo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

bristol.ns.cloudflare.com resolves to 108.162.194.47, 162.159.38.47 and 172.64.34.47 among others, with 3 other IP addresses in total.

drake.ns.cloudflare.com resolves to 108.162.195.14, 162.159.44.14 and 172.64.35.14 among others, with 3 other IP addresses in total.