thinkinglean.com - dns.ninja

`thinkinglean.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:d598^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:232d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.45^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.152^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ali.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ali.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ali.ns.cloudflare.com`
		A	108.162.192.59^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	172.64.32.59^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	173.245.58.59^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
NS	`kai.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kai.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kai.ns.cloudflare.com`
		A	108.162.193.188^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	172.64.33.188^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	173.245.59.188^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.45, 172.67.213.152
		IPv6 hints	2606:4700:3030::ac43:d598, 2606:4700:3034::6815:232d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=153, name=cloudflare-ech.com
SOA	`ali.ns.cloudflare.com`dns@cloudflare.com serial=2409883698

`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=1785922049

WOT: UNKNOWN (61/100)

Subdomains

www.thinkinglean.com

Same first word

thinkinglean.com

Similar names

leanthinking.es

thinkinglane.com

leanthinking.de

leanthinking.it

leanthinking.be

leanthinking.ca

leanthinking.eu

DNS History

17 records (6 active, 11 former)

●NSali.ns.cloudflare.com2026-05-10 → 2026-08-05 · 3 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-08-05 09:37:56

○NSdns1.anadoluweb.com2015-07-31 → 2017-10-23 · 4 obs

● 2015-07-31 19:42:40
● 2017-10-23 21:34:02
○ 2026-05-10 05:25:24
○ 2026-08-05 09:37:56

○NSdns2.anadoluweb.com2015-07-31 → 2017-10-23 · 4 obs

● 2015-07-31 19:42:40
● 2017-10-23 21:34:02
○ 2026-05-10 05:25:24
○ 2026-08-05 09:37:56

●NSkai.ns.cloudflare.com2026-05-10 → 2026-08-05 · 3 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-08-05 09:37:56

○MXmail.thinkinglean.com2015-07-31 → 2017-10-23 · 4 obs

● 2015-07-31 19:42:40
● 2017-10-23 21:34:02
○ 2026-05-10 05:25:24
○ 2026-08-05 09:37:56

●A104.21.35.452026-05-10 → 2026-08-05 · 7 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-06-01 06:34:58
○ 2026-06-01 17:13:24
● 2026-06-09 22:28:24
○ 2026-06-22 02:55:28
● 2026-08-05 09:37:56

●A172.67.213.1522026-05-10 → 2026-08-05 · 7 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-06-01 06:34:58
○ 2026-06-01 17:13:24
● 2026-06-09 22:28:24
○ 2026-06-22 02:55:28
● 2026-08-05 09:37:56

○A185.77.1.1852016-09-16 → 2017-10-23 · 5 obs

○ 2016-03-28 03:52:50
● 2016-09-16 05:03:52
● 2017-10-23 21:34:02
○ 2026-05-10 05:25:24
○ 2026-08-05 09:37:56

○A188.114.96.02026-06-01 → 2026-06-22 · 6 obs

○ 2026-05-10 05:25:24
○ 2026-06-01 06:34:58
● 2026-06-01 17:13:24
○ 2026-06-09 22:28:24
● 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

○A188.114.97.02026-06-01 → 2026-06-22 · 6 obs

○ 2026-05-10 05:25:24
○ 2026-06-01 06:34:58
● 2026-06-01 17:13:24
○ 2026-06-09 22:28:24
● 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

●A2606:4700:3030::ac43:d5982026-08-05 → 2026-08-05 · 2 obs

○ 2026-06-22 02:55:28
● 2026-08-05 09:37:56

○A2606:4700:3031::6815:232d2026-05-10 → 2026-06-09 · 7 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-06-01 06:34:58
○ 2026-06-01 17:13:24
● 2026-06-09 22:28:24
○ 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

○A2606:4700:3032::ac43:d5982026-05-10 → 2026-06-09 · 7 obs

○ 2017-10-23 21:34:02
● 2026-05-10 05:25:24
● 2026-06-01 06:34:58
○ 2026-06-01 17:13:24
● 2026-06-09 22:28:24
○ 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

●A2606:4700:3034::6815:232d2026-08-05 → 2026-08-05 · 2 obs

○ 2026-06-22 02:55:28
● 2026-08-05 09:37:56

○A2a06:98c1:3120::2026-06-01 → 2026-06-22 · 6 obs

○ 2026-05-10 05:25:24
○ 2026-06-01 06:34:58
● 2026-06-01 17:13:24
○ 2026-06-09 22:28:24
● 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

○A2a06:98c1:3121::2026-06-01 → 2026-06-22 · 6 obs

○ 2026-05-10 05:25:24
○ 2026-06-01 06:34:58
● 2026-06-01 17:13:24
○ 2026-06-09 22:28:24
● 2026-06-22 02:55:28
○ 2026-08-05 09:37:56

○A80.93.221.1832015-07-31 → 2016-03-28 · 4 obs

● 2015-07-31 19:42:40
● 2016-03-28 03:52:50
○ 2016-09-16 05:03:52
○ 2026-08-05 09:37:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
thinkinglean.com	ali.ns.cloudflare.com, kai.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.188

NS records: ali.ns.cloudflare.com, kai.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkinglean.com (unsigned zone)

⏱️ Timing

Total: 247ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.35.45, 172.67.213.152`
AAAA	2	`2606:4700:3030::ac43:d598, 2606:4700:3034::6815:232d`
NS	2	`ali.ns.cloudflare.com, kai.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ali.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.thinkinglean.com is a subdomain of thinkinglean.com.

IP Addresses

thinkinglean.com points to the four IP addresses 104.21.35.45, 172.67.213.152, 2606:4700:3030::ac43:d598 and 2606:4700:3034::6815:232d.

Among the host names that share IP numbers with thinkinglean.com are wave7x.soft0cean.ru, forumragazze.it, lvaibao.com and two others.

Name Servers

thinkinglean.com is served by two delegated name servers, ali.ns.cloudflare.com and kai.ns.cloudflare.com.

thinkinglean.com has the same name server delegation as a number of other domains, such as trisport.ie, 88m-thailand.com, xsecantivirus.com and two more.

The name servers of thinkinglean.com overlap at least partially with those of other domains — among them qingqingcaoping.com, besinler.net, astepup.org and two more.

These name servers commonly co-occur with the name servers leah.ns.cloudflare.com, matteo.ns.cloudflare.com, joan.ns.cloudflare.com and piers.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

ali.ns.cloudflare.com carries IP addresses 108.162.192.59, 172.64.32.59 and 173.245.58.59, with 3 other addresses beyond those.

kai.ns.cloudflare.com carries IP addresses 108.162.193.188, 172.64.33.188 and 173.245.59.188, with 3 other addresses beyond those.