thinkbrain.com - dns.ninja

`thinkbrain.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c366^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5a31^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.49^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.102^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`meiling.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26fe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fe^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meiling.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fe^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meiling.ns.cloudflare.com`
		A	108.162.194.254^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	162.159.38.254^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	172.64.34.254^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
NS	`yichun.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yichun.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yichun.ns.cloudflare.com`
		A	108.162.193.248^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	172.64.33.248^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	173.245.59.248^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.49, 172.67.195.102
		IPv6 hints	2606:4700:3030::ac43:c366, 2606:4700:3036::6815:5a31
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOA	`meiling.ns.cloudflare.com`dns@cloudflare.com serial=2407759540

`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=1782654535

Subdomains

www.thinkbrain.com

Same first word

thinkbrain.com

thinkbrain.elementor.cloud

Similar names

brainthink.com

brainthink.com.cn

DNS History

27 records (11 active, 16 former)

○NSdns1.registrar-servers.com2026-03-14 → 2026-04-09 · 5 obs

○ 2018-10-15 04:29:40
● 2026-03-14 09:50:14
● 2026-04-09 05:53:20
○ 2026-06-28 14:18:04
○ 2026-06-28 14:18:06

○NSdns2.registrar-servers.com2026-03-14 → 2026-04-09 · 5 obs

○ 2018-10-15 04:29:40
● 2026-03-14 09:50:14
● 2026-04-09 05:53:20
○ 2026-06-28 14:18:04
○ 2026-06-28 14:18:06

●NSmeiling.ns.cloudflare.com2026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

○NSns1.dsredirection.com2015-11-18 → 2016-03-25 · 4 obs

● 2015-11-18 11:18:52
● 2016-03-25 16:48:54
○ 2016-09-17 19:40:02
○ 2026-06-28 14:18:06

○NSns19.domaincontrol.com2018-10-15 → 2018-10-15 · 4 obs

○ 2016-09-17 19:40:02
● 2018-10-15 04:29:40
○ 2026-03-14 09:50:14
○ 2026-06-28 14:18:06

○NSns2.dsredirection.com2015-11-18 → 2016-03-25 · 4 obs

● 2015-11-18 11:18:52
● 2016-03-25 16:48:54
○ 2016-09-17 19:40:02
○ 2026-06-28 14:18:06

○NSns20.domaincontrol.com2018-10-15 → 2018-10-15 · 4 obs

○ 2016-09-17 19:40:02
● 2018-10-15 04:29:40
○ 2026-03-14 09:50:14
○ 2026-06-28 14:18:06

●NSyichun.ns.cloudflare.com2026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

●MXalt1.aspmx.l.google.com2018-10-15 → 2026-06-28 · 3 obs

○ 2016-03-25 16:48:54
● 2018-10-15 04:29:40
● 2026-06-28 14:18:06

●MXalt2.aspmx.l.google.com2018-10-15 → 2026-06-28 · 3 obs

○ 2016-03-25 16:48:54
● 2018-10-15 04:29:40
● 2026-06-28 14:18:06

○MXalt4.aspmx.l.google.com2018-10-15 → 2018-10-15 · 4 obs

○ 2016-03-25 16:48:54
● 2018-10-15 04:29:40
○ 2026-03-14 09:50:14
○ 2026-06-28 14:18:06

●MXaspmx.l.google.com2018-10-15 → 2026-06-28 · 3 obs

○ 2016-03-25 16:48:54
● 2018-10-15 04:29:40
● 2026-06-28 14:18:06

●MXaspmx2.googlemail.com2026-03-14 → 2026-06-28 · 3 obs

○ 2018-10-15 04:29:40
● 2026-03-14 09:50:14
● 2026-06-28 14:18:06

●MXaspmx3.googlemail.com2026-03-14 → 2026-06-28 · 3 obs

○ 2018-10-15 04:29:40
● 2026-03-14 09:50:14
● 2026-06-28 14:18:06

○MXmxs1.serverhome.com2015-07-08 → 2015-11-18 · 4 obs

● 2015-07-08 00:12:26
● 2015-11-18 11:18:52
○ 2016-03-25 16:48:54
○ 2026-06-28 14:18:06

○MXmxs2.serverhome.com2015-07-08 → 2015-11-18 · 4 obs

● 2015-07-08 00:12:26
● 2015-11-18 11:18:52
○ 2016-03-25 16:48:54
○ 2026-06-28 14:18:06

○A104.196.235.1562018-10-15 → 2018-10-15 · 4 obs

○ 2016-09-17 19:40:02
● 2018-10-15 04:29:40
○ 2026-03-14 09:50:14
○ 2026-06-28 14:18:06

●A104.21.90.492026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

○A141.8.230.202015-07-08 → 2016-03-25 · 4 obs

● 2015-07-08 00:12:26
● 2016-03-25 16:48:54
○ 2016-09-17 19:40:02
○ 2026-06-28 14:18:06

○A162.159.137.92026-03-14 → 2026-04-09 · 5 obs

○ 2018-10-15 04:29:40
● 2026-03-14 09:50:14
● 2026-04-09 05:53:20
○ 2026-06-28 14:18:04
○ 2026-06-28 14:18:06

●A172.67.195.1022026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

●A2606:4700:3030::ac43:c3662026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

●A2606:4700:3036::6815:5a312026-06-28 → 2026-06-28 · 3 obs

○ 2026-04-09 05:53:20
● 2026-06-28 14:18:04
● 2026-06-28 14:18:06

○A66.45.246.1412016-09-17 → 2016-09-17 · 4 obs

○ 2016-03-25 16:48:54
● 2016-09-17 19:40:02
○ 2018-10-15 04:29:40
○ 2026-06-28 14:18:06

○CNAMEnews.serverhome.com2015-07-08 → 2016-03-25 · 4 obs

● 2015-07-08 00:12:26
● 2016-03-25 16:48:54
○ 2016-09-17 19:40:02
○ 2026-06-28 14:18:06

○CNAMEsnews.serverhome.com2016-09-17 → 2016-09-17 · 4 obs

○ 2016-03-25 16:48:54
● 2016-09-17 19:40:02
○ 2018-10-15 04:29:40
○ 2026-06-28 14:18:06

○CNAMEthie5ku9.dsgeneration.com2015-11-18 → 2016-03-25 · 5 obs

○ 2015-07-08 00:12:26
● 2015-11-18 11:18:52
● 2016-03-25 16:48:54
○ 2016-09-17 19:40:02
○ 2026-06-28 14:18:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
thinkbrain.com	yichun.ns.cloudflare.com, meiling.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.254

NS records: yichun.ns.cloudflare.com, meiling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkbrain.com (unsigned zone)

⏱️ Timing

Total: 207ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.195.102, 104.21.90.49`
AAAA	2	`2606:4700:3036::6815:5a31, 2606:4700:3030::ac43:c366`
NS	2	`meiling.ns.cloudflare.com, yichun.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`meiling.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

thinkbrain.com is a parent domain of www.thinkbrain.com.

IP Addresses

thinkbrain.com has four IP addresses: 104.21.90.49, 172.67.195.102, 2606:4700:3030::ac43:c366 and 2606:4700:3036::6815:5a31.

kniphof.nl, ridwan.id, domentispace.net and two other host names share IP numbers with thinkbrain.com.

Name Servers

thinkbrain.com is served by two delegated name servers, meiling.ns.cloudflare.com and yichun.ns.cloudflare.com.

thinkbrain.com uses the same name servers as several other domains — among them vavada-sign-in.online, soloenpreventa.com, calculatedconversions.com and two more.

thinkbrain.com shares at least some of its name servers with other domains, including gaze.gr, technoventures.pics, hysschina.com and two others.

These name servers are frequently paired with the name servers vasilii.ns.cloudflare.com and nash.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

meiling.ns.cloudflare.com carries IP addresses 108.162.194.254, 162.159.38.254 and 172.64.34.254, with 3 other addresses beyond those.

yichun.ns.cloudflare.com carries IP addresses 108.162.193.248, 172.64.33.248 and 173.245.59.248, with 3 other addresses beyond those.

Mail Servers

Mail for thinkbrain.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

thinkbrain.com has at least partial mail server overlap with other domains such as ns500765.ns500693.ns500734.ns500734.ns500734.ns500699.ns500728.ns500683.ns500683.ns500632.ns500578.ns500110.dtrkdll.com, ns500742.ns500731.ns500754.ns500704.ns500704.ns500742.ns500649.ns500649.ns500649.ns500291.ns500131.lustychickser.com, ns500758.ns500759.ns500759.ns500758.ns500736.ns500698.ns500735.ns500736.ns500576.ns500698.ns500576.ns500619.trackreceptor.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com maps to two IP addresses — 142.250.31.27 and 2607:f8b0:4004:c0b::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c0f::1a IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1b IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.27 IP addresses.