`corethinker.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1a4e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:87a1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.78^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.161^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amit.ns.cloudflare.com` ⭐ 🔒
		A	2606:4700:58::adf5:3b3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amit.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amit.ns.cloudflare.com`
		A	108.162.193.63^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	172.64.33.63^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	173.245.59.63^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
NS	`tori.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tori.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tori.ns.cloudflare.com`
		A	108.162.192.231^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	172.64.32.231^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	173.245.58.231^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
TXT	`google-site-verification=H6Q6Cmjg1ZYj149czRBJtzPePCwGdYPwYsthUfVkVH0`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.26.78, 172.67.135.161
		IPv6	2606:4700:3031::6815:1a4e, 2606:4700:3033::ac43:87a1
SOA	`amit.ns.cloudflare.com`dns@cloudflare.com serial=2397081662

`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=1771291435

Same first word

corethinker.com

Similar names

henkcortier.com

DNS History

19 records (6 active, 13 former)

●NSamit.ns.cloudflare.com2026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

○NSns1.he.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○NSns2.he.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○NSns3.he.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○NSns4.he.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○NSns5.he.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○NSns75.domaincontrol.com2015-06-14 → 2016-04-24 · 4 obs

● 2015-06-14 13:58:24
● 2016-04-24 04:48:02
○ 2016-12-03 23:27:32
○ 2026-02-26 08:08:20

○NSns76.domaincontrol.com2015-06-14 → 2016-04-24 · 4 obs

● 2015-06-14 13:58:24
● 2016-04-24 04:48:02
○ 2016-12-03 23:27:32
○ 2026-02-26 08:08:20

●NStori.ns.cloudflare.com2026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

○MXmail.corethinker.com2015-06-14 → 2016-04-24 · 4 obs

● 2015-06-14 13:58:24
● 2016-04-24 04:48:02
○ 2016-12-03 23:27:32
○ 2026-02-26 08:08:20

○MXmxa.mailgun.org2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○MXmxb.mailgun.org2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

○A104.199.239.782017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-03 23:27:32
● 2017-10-28 01:36:46
○ 2026-02-24 12:08:48
○ 2026-02-26 08:08:20

●A104.21.26.782026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

○A107.180.2.152015-06-14 → 2016-01-28 · 4 obs

● 2015-06-14 13:58:24
● 2016-01-28 00:00:30
○ 2016-04-24 04:48:02
○ 2026-02-26 08:08:20

●A172.67.135.1612026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

○A184.168.221.892016-04-24 → 2016-04-24 · 4 obs

○ 2016-01-28 00:00:30
● 2016-04-24 04:48:02
○ 2016-12-03 23:27:32
○ 2026-02-26 08:08:20

●A2606:4700:3031::6815:1a4e2026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

●A2606:4700:3033::ac43:87a12026-02-24 → 2026-02-26 · 3 obs

○ 2017-10-28 01:36:46
● 2026-02-24 12:08:48
● 2026-02-26 08:08:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
corethinker.com	tori.ns.cloudflare.com, amit.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.63

NS records: tori.ns.cloudflare.com, amit.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corethinker.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.26.78, 172.67.135.161`
AAAA	2	`2606:4700:3031::6815:1a4e, 2606:4700:3033::ac43:87a1`
NS	2	`amit.ns.cloudflare.com, tori.ns.cloudflare.com`
TXT	1	`google-site-verification=H6Q6Cmjg1ZYj149`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amit.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

AI analysis

corethinker.com refers to four IP numbers: 2606:4700:3031::6815:1a4e, 2606:4700:3033::ac43:87a1, 104.21.26.78 and 172.67.135.161.

Other host names, for instance japaneseracing.com.au, joseph-hall.com, yy380.com, purringoctopus.pro and www.personelcheck.com share IP numbers with corethinker.com.

corethinker.com's delegation uses two name servers: amit.ns.cloudflare.com and tori.ns.cloudflare.com.

corethinker.com uses the same name server setup as other domains, such as ocs-africa.com, floridaresidentsdirectory.com, ocs-lpga.com, talknet.io and ocs-let.com.

corethinker.com at least partially shares name servers with other domains, including tecniac.com, infigosoftware.in, semiao2372.cc, sightlinecommercial.com and js06.cc.

These name servers are often used with karl.ns.cloudflare.com and raegan.ns.cloudflare.com.

Host names with six IP numbers:

amit.ns.cloudflare.com points to 2606:4700:58::adf5:3b3f, 2803:f800:50::6ca2:c13f, 2a06:98c1:50::ac40:213f, 108.162.193.63, 172.64.33.63 and 173.245.59.63.

tori.ns.cloudflare.com points to 2606:4700:50::adf5:3ae7, 2803:f800:50::6ca2:c0e7, 2a06:98c1:50::ac40:20e7, 108.162.192.231, 172.64.32.231 and 173.245.58.231.

corethinker.com - robtex.com

corethinker.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`corethinker.com`

`com`