421tk.com - dns.ninja

`421tk.com`

DNSSEC	⚠️ Not signed
A	103.30.7.103^{🇭🇰 harry-ASN103.30.4.0/22 HONG KONG KOWLOON TELECOMMUNICATIONS CO.,LIMITED}
A	154.12.18.138^{🇺🇸 AS401696154.12.16.0/21}
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	`gina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c075^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2075^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gina.ns.cloudflare.com`
		A	108.162.192.117^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	172.64.32.117^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	173.245.58.117^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
SOA	`boyd.ns.cloudflare.com`dns@cloudflare.com serial=2409676464

`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=1785954169

Subdomains

4764555.421tk.com

Same first word

421tk.com

Similar names

241tk.com

tk421.net

tk412.com

tk421.es

142tk.com

tk421.sytes.net

412tk.com

tk124.com

241tk.vip

DNS History

8 records (4 active, 4 former)

●NSboyd.ns.cloudflare.com2026-02-19 → 2026-08-05 · 2 obs

● 2026-02-19 12:09:50
● 2026-08-05 18:50:46

●NSgina.ns.cloudflare.com2026-02-19 → 2026-08-05 · 2 obs

● 2026-02-19 12:09:50
● 2026-08-05 18:50:46

●A103.30.7.1032026-06-28 → 2026-08-05 · 3 obs

○ 2026-05-08 22:09:40
● 2026-06-28 14:05:02
● 2026-08-05 18:50:46

●A154.12.18.1382026-06-28 → 2026-08-05 · 3 obs

○ 2026-05-08 22:09:40
● 2026-06-28 14:05:02
● 2026-08-05 18:50:46

○A154.12.27.2252026-02-19 → 2026-04-13 · 5 obs

● 2026-02-19 12:09:50
○ 2026-03-01 14:39:56
● 2026-04-13 22:40:58
○ 2026-05-08 22:09:40
○ 2026-08-05 18:50:46

○A20.195.88.822026-03-01 → 2026-05-08 · 6 obs

○ 2026-02-19 12:09:50
● 2026-03-01 14:39:56
○ 2026-04-13 22:40:58
● 2026-05-08 22:09:40
○ 2026-06-28 14:05:02
○ 2026-08-05 18:50:46

○A20.255.121.252026-03-01 → 2026-05-08 · 6 obs

○ 2026-02-19 12:09:50
● 2026-03-01 14:39:56
○ 2026-04-13 22:40:58
● 2026-05-08 22:09:40
○ 2026-06-28 14:05:02
○ 2026-08-05 18:50:46

○A45.207.193.1312026-02-19 → 2026-02-19 · 3 obs

● 2026-02-19 12:09:50
○ 2026-03-01 14:39:56
○ 2026-08-05 18:50:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
421tk.com	gina.ns.cloudflare.com, boyd.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.117

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 421tk.com (unsigned zone)

⏱️ Timing

Total: 332ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`103.30.7.103, 154.12.18.138`
NS	2	`boyd.ns.cloudflare.com, gina.ns.cloudflare.com`
SOA	1	`boyd.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

4764555.421tk.com is delegated beneath 421tk.com.

IP Addresses

421tk.com points to the IP addresses 103.30.7.103 and 154.12.18.138

Additional host names — 773070.com, 473499.com, 773256.com and two others — share IP numbers with 421tk.com.

Name Servers

421tk.com is delegated to two name servers: boyd.ns.cloudflare.com and gina.ns.cloudflare.com.

421tk.com shares its name server setup with other domains, including 744tk.com, 347tk.com, 116266.com and two others.

There is at least partial name server overlap between 421tk.com and other domains — kimstrong.co.uk, cdrsw.com, audit1.com and two more among them.

These name servers frequently co-occur with the name servers pablo.ns.cloudflare.com and jim.ns.cloudflare.com.

Host names with 6 IP numbers:

boyd.ns.cloudflare.com resolves to 108.162.193.75, 172.64.33.75, 173.245.59.75 and 3 other IP addresses.

gina.ns.cloudflare.com resolves to 108.162.192.117, 172.64.32.117, 173.245.58.117 and 3 other IP addresses.