`kaidoudou.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:1e2e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:968e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.46^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.142^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dana.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c069^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2069^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dana.ns.cloudflare.com`
		A	108.162.192.105^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	172.64.32.105^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	173.245.58.105^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
NS	`dave.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.46, 172.67.150.142
		IPv6 hints	2606:4700:3036::6815:1e2e, 2606:4700:3036::ac43:968e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2406587483

`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=1782290230

Same first word

kaidoudou.com

Similar names

doukaudio.com

duoduokai.cn

duoduokai.com

koudaiduo.com

kaiduoduo.com

DNS History

15 records (6 active, 9 former)

●NSdana.ns.cloudflare.com2026-03-26 → 2026-06-24 · 3 obs

○ 2016-12-15 12:13:32
● 2026-03-26 01:41:44
● 2026-06-24 08:37:54

●NSdave.ns.cloudflare.com2026-03-26 → 2026-06-24 · 3 obs

○ 2016-12-15 12:13:32
● 2026-03-26 01:41:44
● 2026-06-24 08:37:54

○NSns2.dnsdun.com2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 12:13:32
○ 2026-03-26 01:41:44
○ 2026-06-24 08:37:54

○NSns4.dnsdun.net2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 12:13:32
○ 2026-03-26 01:41:44
○ 2026-06-24 08:37:54

●A104.21.30.462026-04-03 → 2026-06-24 · 6 obs

○ 2026-03-26 01:41:44
● 2026-04-03 10:27:24
○ 2026-04-16 07:23:50
○ 2026-04-27 04:07:30
● 2026-06-09 09:35:30
● 2026-06-24 08:37:54

○A119.28.75.2492017-09-29 → 2017-09-29 · 4 obs

○ 2016-12-15 12:13:32
● 2017-09-29 19:44:26
○ 2026-03-26 01:41:44
○ 2026-06-24 08:37:54

●A172.67.150.1422026-04-03 → 2026-06-24 · 6 obs

○ 2026-03-26 01:41:44
● 2026-04-03 10:27:24
○ 2026-04-16 07:23:50
○ 2026-04-27 04:07:30
● 2026-06-09 09:35:30
● 2026-06-24 08:37:54

○A188.114.96.02026-03-26 → 2026-04-27 · 7 obs

○ 2017-09-29 19:44:26
● 2026-03-26 01:41:44
○ 2026-04-03 10:27:24
● 2026-04-16 07:23:50
● 2026-04-27 04:07:30
○ 2026-06-09 09:35:30
○ 2026-06-24 08:37:54

○A188.114.97.02026-03-26 → 2026-04-27 · 7 obs

○ 2017-09-29 19:44:26
● 2026-03-26 01:41:44
○ 2026-04-03 10:27:24
● 2026-04-16 07:23:50
● 2026-04-27 04:07:30
○ 2026-06-09 09:35:30
○ 2026-06-24 08:37:54

●A2606:4700:3036::6815:1e2e2026-04-03 → 2026-06-24 · 6 obs

○ 2026-03-26 01:41:44
● 2026-04-03 10:27:24
○ 2026-04-16 07:23:50
○ 2026-04-27 04:07:30
● 2026-06-09 09:35:30
● 2026-06-24 08:37:54

●A2606:4700:3036::ac43:968e2026-04-03 → 2026-06-24 · 6 obs

○ 2026-03-26 01:41:44
● 2026-04-03 10:27:24
○ 2026-04-16 07:23:50
○ 2026-04-27 04:07:30
● 2026-06-09 09:35:30
● 2026-06-24 08:37:54

○A2a06:98c1:3120::2026-03-26 → 2026-04-27 · 7 obs

○ 2017-09-29 19:44:26
● 2026-03-26 01:41:44
○ 2026-04-03 10:27:24
● 2026-04-16 07:23:50
● 2026-04-27 04:07:30
○ 2026-06-09 09:35:30
○ 2026-06-24 08:37:54

○A2a06:98c1:3121::2026-03-26 → 2026-04-27 · 7 obs

○ 2017-09-29 19:44:26
● 2026-03-26 01:41:44
○ 2026-04-03 10:27:24
● 2026-04-16 07:23:50
● 2026-04-27 04:07:30
○ 2026-06-09 09:35:30
○ 2026-06-24 08:37:54

○A47.88.9.1092017-09-29 → 2017-09-29 · 4 obs

○ 2016-12-15 12:13:32
● 2017-09-29 19:44:26
○ 2026-03-26 01:41:44
○ 2026-06-24 08:37:54

○A68.64.170.782016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 12:13:32
○ 2017-09-29 19:44:26
○ 2026-06-24 08:37:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net...	-
kaidoudou.com	dave.ns.cloudflare.com, dana.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.109

NS records: dave.ns.cloudflare.com, dana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaidoudou.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.150.142, 104.21.30.46`
AAAA	2	`2606:4700:3036::6815:1e2e, 2606:4700:3036::ac43:968e`
NS	2	`dana.ns.cloudflare.com, dave.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

kaidoudou.com directs to four IP numbers, which are 104.21.30.46, 172.67.150.142, 2606:4700:3036::6815:1e2e and 2606:4700:3036::ac43:968e.

igrezadecu.rs, xzhrs.com, app.snap360app.com plus two other host names have IP numbers in common with kaidoudou.com.

Name Servers

kaidoudou.com is delegated to two name servers: dana.ns.cloudflare.com and dave.ns.cloudflare.com.

The name server configuration of kaidoudou.com is shared with other domains, for instance sanaabbas.com, gzhcyx.net, ytmxyy.com and two others.

There is at least partial name server overlap between kaidoudou.com and other domains — voucherverified.com, sudoku-flow.com, ironcrestiahall.cloud and two more among them.

The name servers mimi.ns.cloudflare.com, jose.ns.cloudflare.com and thea.ns.cloudflare.com are often found in combination with these name servers.

Hosts with 6 IP addresses each:

dana.ns.cloudflare.com resolves to 108.162.192.105, 172.64.32.105, 173.245.58.105 and 3 other IP addresses.

dave.ns.cloudflare.com resolves to 108.162.193.109, 172.64.33.109, 173.245.59.109 and 3 other IP addresses.

kaidoudou.com - robtex.com

kaidoudou.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`kaidoudou.com`

`com`