`thinkduo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:815d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:29e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.158^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.93^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jake.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jake.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jake.ns.cloudflare.com`
		A	108.162.193.122^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	172.64.33.122^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	173.245.59.122^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
NS	`sue.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`4b1b15b5f54ed3734eb4b393bb4d9f38b59e9e9f`
TXT	`afternic-verification-TgWkD5MFjfjioVhUztV4YK`
TXT	`c2cd60614582468691fb93af17ed67f5`
TXT	`dan-ownership-verification=4b4af594`
TXT	`e5e1989232215752d973520ab830682191911ed6`
TXT	`epik-domain=9690df5ad39d3f1d5c1a4e929f08dfe8`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.2.158, 172.67.129.93
		IPv6	2606:4700:3031::ac43:815d, 2606:4700:3033::6815:29e
SOA	`jake.ns.cloudflare.com`dns@cloudflare.com serial=2400029426

`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=1775013542

Same first word

thinkduo.com

DNS History

10 records (9 active, 1 former)

○NS(root)2015-11-19 → 2019-04-10 · 4 obs

● 2015-11-19 04:28:56
● 2019-04-10 02:12:36
○ 2026-02-25 15:51:22
○ 2026-04-01 03:34:28

●NSjake.ns.cloudflare.com2026-02-25 → 2026-04-01 · 3 obs

○ 2019-04-10 02:12:36
● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●NSsue.ns.cloudflare.com2026-02-25 → 2026-04-01 · 3 obs

○ 2019-04-10 02:12:36
● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●MXroute1.mx.cloudflare.net2026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●MXroute2.mx.cloudflare.net2026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●MXroute3.mx.cloudflare.net2026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●A104.21.2.1582026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●A172.67.129.932026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●A2606:4700:3031::ac43:815d2026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

●A2606:4700:3033::6815:29e2026-02-25 → 2026-04-01 · 2 obs

● 2026-02-25 15:51:22
● 2026-04-01 03:34:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net...	-
thinkduo.com	jake.ns.cloudflare.com, sue.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.145

NS records: jake.ns.cloudflare.com, sue.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkduo.com (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.93, 104.21.2.158`
AAAA	2	`2606:4700:3031::ac43:815d, 2606:4700:3033::6815:29e`
NS	2	`jake.ns.cloudflare.com, sue.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 0), route2.mx.cloudflare.net (pri: 0)...`
TXT	7	`4b1b15b5f54ed3734eb4b393bb4d9f38b59e9e9f, afternic-verification-TgWkD5MFjfjioVhUzt...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jake.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

thinkduo.com points to four IP numbers: 2606:4700:3031::ac43:815d, 2606:4700:3033::6815:29e, 104.21.2.158 and 172.67.129.93.

Other host names, for instance sidedumps.com, shyanhu.com, mmafutures.live, dodonov.net and englishanyone.com share IP numbers with thinkduo.com.

Name Servers

Delegation for thinkduo.com rests with two name servers, jake.ns.cloudflare.com and sue.ns.cloudflare.com.

thinkduo.com shares the same name server setup as other domains, including zigg.in, techmech.in, baryon.in, ekuyue.com and agentpro.in.

thinkduo.com at least partially shares name servers with other domains, for instance nuxt.io, judinc.com, techexpnet.com, ahmedfitness.com.pk and rdxsattamatka.org.in.

These name servers are commonly used with the name servers nile.ns.cloudflare.com.

Host names with six IP numbers: jake.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7a, 2803:f800:50::6ca2:c17a, 2a06:98c1:50::ac40:217a, 108.162.193.122, 172.64.33.122 and 173.245.59.122. sue.ns.cloudflare.com points to: 2606:4700:50::adf5:3a91, 2803:f800:50::6ca2:c091, 2a06:98c1:50::ac40:2091, 108.162.192.145, 172.64.32.145 and 173.245.58.145.

Mail Servers

thinkduo.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

thinkduo.com shares mail servers with other domains at least in part, for instance desguacezaragoza.com, webfont.org, insightmedicalgroup.co.za, bored.day and whyweare.co.za.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

thinkduo.com - robtex.com

thinkduo.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`thinkduo.com`

`com`