tdou.dev - dns.ninja

`tdou.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:150^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:80d4^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.80^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.212^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`boyd.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`boyd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`boyd.ns.cloudflare.com`
		A	108.162.193.75^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	172.64.33.75^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	173.245.59.75^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
NS	`marge.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marge.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marge.ns.cloudflare.com`
		A	108.162.192.191^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	172.64.32.191^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	173.245.58.191^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
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`⁽³¹⁾
		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`
MX	`route1.mx.cloudflare.net`⁽⁹³⁾
		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`
TXT	`google-site-verification=LOKMVMKq6YBRS8r8SfnCQnJMg_7_cFm9SYzQwLoFuXc`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.80, 172.67.128.212
		IPv6 hints	2606:4700:3035::6815:150, 2606:4700:3036::ac43:80d4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com
SOA	`boyd.ns.cloudflare.com`dns@cloudflare.com serial=2406799901

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

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Similar names

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utod.df.gov.br

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duto.s3.amazonaws.com

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tduo.cn

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tudo.es

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dtuo.cn

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tudo.tv

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dtuo.net

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uodt.com

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dotu.org

udot.us

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tudo.ai

outd.ir

tudo.life

dout.de

DNS History

13 records (9 active, 4 former)

●NSboyd.ns.cloudflare.com2026-02-17 → 2026-06-15 · 2 obs

● 2026-02-17 03:36:50
● 2026-06-15 18:54:54

●NSmarge.ns.cloudflare.com2026-02-17 → 2026-06-15 · 2 obs

● 2026-02-17 03:36:50
● 2026-06-15 18:54:54

●MXroute1.mx.cloudflare.net2026-02-17 → 2026-06-15 · 2 obs

● 2026-02-17 03:36:50
● 2026-06-15 18:54:54

●MXroute2.mx.cloudflare.net2026-02-17 → 2026-06-15 · 2 obs

● 2026-02-17 03:36:50
● 2026-06-15 18:54:54

●MXroute3.mx.cloudflare.net2026-02-17 → 2026-06-15 · 2 obs

● 2026-02-17 03:36:50
● 2026-06-15 18:54:54

●A104.21.1.802026-02-17 → 2026-06-15 · 8 obs

● 2026-02-17 03:36:50
● 2026-03-07 12:00:06
○ 2026-03-29 11:36:18
● 2026-04-10 16:47:00
● 2026-04-30 06:18:44
○ 2026-05-06 12:25:38
● 2026-05-15 19:52:08
● 2026-06-15 18:54:54

●A172.67.128.2122026-02-17 → 2026-06-15 · 8 obs

● 2026-02-17 03:36:50
● 2026-03-07 12:00:06
○ 2026-03-29 11:36:18
● 2026-04-10 16:47:00
● 2026-04-30 06:18:44
○ 2026-05-06 12:25:38
● 2026-05-15 19:52:08
● 2026-06-15 18:54:54

○A188.114.96.02026-03-29 → 2026-05-06 · 7 obs

○ 2026-03-07 12:00:06
● 2026-03-29 11:36:18
○ 2026-04-10 16:47:00
○ 2026-04-30 06:18:44
● 2026-05-06 12:25:38
○ 2026-05-15 19:52:08
○ 2026-06-15 18:54:54

○A188.114.97.02026-03-29 → 2026-05-06 · 7 obs

○ 2026-03-07 12:00:06
● 2026-03-29 11:36:18
○ 2026-04-10 16:47:00
○ 2026-04-30 06:18:44
● 2026-05-06 12:25:38
○ 2026-05-15 19:52:08
○ 2026-06-15 18:54:54

●A2606:4700:3035::6815:1502026-02-17 → 2026-06-15 · 8 obs

● 2026-02-17 03:36:50
● 2026-03-07 12:00:06
○ 2026-03-29 11:36:18
● 2026-04-10 16:47:00
● 2026-04-30 06:18:44
○ 2026-05-06 12:25:38
● 2026-05-15 19:52:08
● 2026-06-15 18:54:54

●A2606:4700:3036::ac43:80d42026-02-17 → 2026-06-15 · 8 obs

● 2026-02-17 03:36:50
● 2026-03-07 12:00:06
○ 2026-03-29 11:36:18
● 2026-04-10 16:47:00
● 2026-04-30 06:18:44
○ 2026-05-06 12:25:38
● 2026-05-15 19:52:08
● 2026-06-15 18:54:54

○A2a06:98c1:3120::2026-03-29 → 2026-05-06 · 7 obs

○ 2026-03-07 12:00:06
● 2026-03-29 11:36:18
○ 2026-04-10 16:47:00
○ 2026-04-30 06:18:44
● 2026-05-06 12:25:38
○ 2026-05-15 19:52:08
○ 2026-06-15 18:54:54

○A2a06:98c1:3121::2026-03-29 → 2026-05-06 · 7 obs

○ 2026-03-07 12:00:06
● 2026-03-29 11:36:18
○ 2026-04-10 16:47:00
○ 2026-04-30 06:18:44
● 2026-05-06 12:25:38
○ 2026-05-15 19:52:08
○ 2026-06-15 18:54:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
tdou.dev	boyd.ns.cloudflare.com, marge.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.191

NS records: boyd.ns.cloudflare.com, marge.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tdou.dev (unsigned zone)

⏱️ Timing

Total: 675ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.1.80, 172.67.128.212`
AAAA	2	`2606:4700:3036::ac43:80d4, 2606:4700:3035::6815:150`
NS	2	`boyd.ns.cloudflare.com, marge.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 21), route3.mx.cloudflare.net (pri: 31)...`
TXT	2	`google-site-verification=LOKMVMKq6YBRS8r, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`boyd.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

tdou.dev has four IP addresses: 104.21.1.80, 172.67.128.212, 2606:4700:3035::6815:150 and 2606:4700:3036::ac43:80d4.

Additional host names — bsmart.co.il, www.bsmart.co.il, thursofreechurch.org and two others — share IP numbers with tdou.dev.

Name Servers

tdou.dev uses two name servers for its delegation: boyd.ns.cloudflare.com and marge.ns.cloudflare.com.

tdou.dev shares its name server setup with other domains, including suss.fr, healthcarthub.com, reliveeveryday.com and two others.

tdou.dev has at least partial name server overlap with other domains, such as salecycle-increment.cyou, swappa.org, emergencydentistanddentures.com and two others.

These name servers tend to appear together with the name servers yoxall.ns.cloudflare.com, valentin.ns.cloudflare.com and lana.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname boyd.ns.cloudflare.com directs to 108.162.193.75, 172.64.33.75 and 173.245.59.75 along with 3 other IP addresses.

Hostname marge.ns.cloudflare.com directs to 108.162.192.191, 172.64.32.191 and 173.245.58.191 along with 3 other IP addresses.

Mail Servers

tdou.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

tdou.dev shares mail servers — at least in part — with other domains, including juhoholsa.com, eyeheart.ca, smew.ai and two others.

Host names with 6 IP numbers:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.