🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`dudu.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2cb1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ca5f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.177^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.95^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ace.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c341^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2341^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ace.ns.cloudflare.com`
		A	108.162.195.65^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	162.159.44.65^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	172.64.35.65^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
NS	`betty.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.177, 172.67.202.95
		IPv6 hints	2606:4700:3030::6815:2cb1, 2606:4700:3037::ac43:ca5f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOA	`ace.ns.cloudflare.com`dns@cloudflare.com serial=2410245426

`com.tw`

	DNSSEC	⚠️ Not signed
	NS	`a.twnic.net.tw` ⭐
	NS	`anytld.apnic.net`
	NS	`b.twnic.net.tw`
	NS	`c.twnic.net.tw`
	NS	`d.twnic.net.tw`
	NS	`e.twnic.net.tw`
	NS	`f.twnic.net.tw`
	NS	`g.twnic.net.tw`
	NS	`h.dns.tw`
	NS	`h.twnic.net.tw`
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006392393

WOT: SAFE (58/100)

Same first word

dudu.com

dudu.at

dudu.ru.com

dudu.lu

dudu.io

dudu.nl

dudu.cash

dudu.tv

dudu.sg

dudu.or.kr

dudu.coffee

dudu.gay

dudu.com.br

dudu.co.za

dudu.fr

dudu.co.kr

dudu.com.tw

dudu.games

dudu.ren

dudu.eu

dudu.it

dudu.tw

dudu.org

dudu.de

dudu.co

dudu.am

dudu.pro

dudu.be

dudu.ph

dudu.lt

dudu.city

dudu.pt

dudu.one

dudu.fm

dudu.ru

dudu.email

dudu.dk

dudu.services

dudu.cc

dudu.best

dudu.ltd

dudu.guru

dudu.nyc

dudu.com.cn

dudu.net

Similar names

duud.nl

dduu.cn

uudd.social

udud.de

duud.co.il

duud.de

uddu.no

uudd.ru

duud.mn

uudd.ai

duud.com

uudd.com.cn

dduu.com.br

uddu.net

uudd.net

dduu.lu

uddu.com

duud.cn

uudd.info

dduu.tech

udud.com

duud.ee

udud.cn

dduu.uk.com

dduu.de

uudd.com

uudd.org

duud.co

dduu.com

uudd.top

duud.co.uk

dduu.org

DNS History

9 records (6 active, 3 former)

●NSace.ns.cloudflare.com2026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

●NSbetty.ns.cloudflare.com2026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

○NSrsdn1.octor.com2020-02-19 → 2020-02-19 · 3 obs

● 2020-02-19 04:38:34
○ 2026-07-24 09:11:34
○ 2026-08-16 20:15:24

○NSrsdn2.octor.com2020-02-19 → 2020-02-19 · 3 obs

● 2020-02-19 04:38:34
○ 2026-07-24 09:11:34
○ 2026-08-16 20:15:24

●A104.21.44.1772026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

●A172.67.202.952026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

●A2606:4700:3030::6815:2cb12026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

●A2606:4700:3037::ac43:ca5f2026-07-24 → 2026-08-16 · 3 obs

○ 2020-02-19 04:38:34
● 2026-07-24 09:11:34
● 2026-08-16 20:15:24

○A59.120.91.2532020-02-19 → 2020-02-19 · 3 obs

● 2020-02-19 04:38:34
○ 2026-07-24 09:11:34
○ 2026-08-16 20:15:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
dudu.com.tw	betty.ns.cloudflare.com, ace.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.65

NS records: betty.ns.cloudflare.com, ace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dudu.com.tw (unsigned zone)

⏱️ Timing

Total: 981ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.44.177, 172.67.202.95`
AAAA	2	`2606:4700:3037::ac43:ca5f, 2606:4700:3030::6815:2cb1`
NS	2	`ace.ns.cloudflare.com, betty.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ace.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

dudu.com.tw resolves to four IP addresses: 104.21.44.177, 172.67.202.95, 2606:4700:3030::6815:2cb1 and 2606:4700:3037::ac43:ca5f.

Among the host names that share IP numbers with dudu.com.tw are uk.theweekagency.online, traveloud.com, babyacademy.ie and two others.

Name Servers

dudu.com.tw is delegated to two name servers: ace.ns.cloudflare.com and betty.ns.cloudflare.com.

dudu.com.tw has the same name server delegation as a number of other domains, such as kqbd.forum, hhkk.co.com, stellarclash.io and two more.

dudu.com.tw partially shares its NS delegation with several other domains, including d7v9e.com, asociacioncivildeusuarios.com, shoreline-ps.com and two others.

The name servers violet.ns.cloudflare.com, piotr.ns.cloudflare.com, paislee.ns.cloudflare.com and anastasia.ns.cloudflare.com are often found in use alongside these name servers.

Host names resolving to 6 IP numbers:

ace.ns.cloudflare.com resolves to 108.162.195.65, 162.159.44.65, 172.64.35.65 and 3 other IP addresses.

betty.ns.cloudflare.com resolves to 108.162.192.75, 172.64.32.75, 173.245.58.75 and 3 other IP addresses.

dudu.com.tw - robtex.com

dudu.com.tw

com.tw

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`dudu.com.tw`

`com.tw`