638tk.com - dns.ninja

`638tk.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:482a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:aecd^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.42^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.205^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`giancarlo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c05^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`giancarlo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c305^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`giancarlo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2305^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`giancarlo.ns.cloudflare.com`
		A	108.162.195.5^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`giancarlo.ns.cloudflare.com`
		A	162.159.44.5^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`giancarlo.ns.cloudflare.com`
		A	172.64.35.5^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`giancarlo.ns.cloudflare.com`
NS	`ligia.ns.cloudflare.com`
		A	2606:4700:50::a29f:2604^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c204^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ligia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2204^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ligia.ns.cloudflare.com`
		A	108.162.194.4^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	162.159.38.4^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	172.64.34.4^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.42, 172.67.174.205
		IPv6 hints	2606:4700:3030::6815:482a, 2606:4700:3032::ac43:aecd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOA	`giancarlo.ns.cloudflare.com`dns@cloudflare.com serial=2407992770

`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=1782596390

Same first word

638tk.com

Similar names

tk386.com

386tk.com

836tk.com

tk683.com

tk836.com

DNS History

11 records (6 active, 5 former)

●NSgiancarlo.ns.cloudflare.com2026-03-17 → 2026-06-27 · 3 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-27 21:57:16

●NSligia.ns.cloudflare.com2026-03-17 → 2026-06-27 · 3 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-27 21:57:16

○NSns6.dnsdun.com2018-05-26 → 2018-05-26 · 3 obs

● 2018-05-26 23:59:20
○ 2026-03-17 00:43:20
○ 2026-06-27 21:57:16

○NSns6.dnsdun.net2018-05-26 → 2018-05-26 · 3 obs

● 2018-05-26 23:59:20
○ 2026-03-17 00:43:20
○ 2026-06-27 21:57:16

●A104.21.72.422026-03-17 → 2026-06-27 · 3 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-27 21:57:16

○A121.46.83.222018-05-26 → 2018-05-26 · 3 obs

● 2018-05-26 23:59:20
○ 2026-03-17 00:43:20
○ 2026-06-27 21:57:16

●A172.67.174.2052026-03-17 → 2026-06-27 · 3 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-27 21:57:16

●A2606:4700:3030::6815:482a2026-06-27 → 2026-06-27 · 3 obs

○ 2026-06-10 06:29:58
● 2026-06-27 21:57:14
● 2026-06-27 21:57:16

●A2606:4700:3032::ac43:aecd2026-06-27 → 2026-06-27 · 3 obs

○ 2026-06-10 06:29:58
● 2026-06-27 21:57:14
● 2026-06-27 21:57:16

○A2606:4700:3035::6815:482a2026-03-17 → 2026-06-10 · 5 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-10 06:29:58
○ 2026-06-27 21:57:14
○ 2026-06-27 21:57:16

○A2606:4700:3036::ac43:aecd2026-03-17 → 2026-06-10 · 5 obs

○ 2018-05-26 23:59:20
● 2026-03-17 00:43:20
● 2026-06-10 06:29:58
○ 2026-06-27 21:57:14
○ 2026-06-27 21:57:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...	-
638tk.com	ligia.ns.cloudflare.com, giancarlo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.4

NS records: ligia.ns.cloudflare.com, giancarlo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 638tk.com (unsigned zone)

⏱️ Timing

Total: 373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.174.205, 104.21.72.42`
AAAA	2	`2606:4700:3030::6815:482a, 2606:4700:3032::ac43:aecd`
NS	2	`giancarlo.ns.cloudflare.com, ligia.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`giancarlo.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

638tk.com resolves to four IP addresses: 104.21.72.42, 172.67.174.205, 2606:4700:3030::6815:482a and 2606:4700:3032::ac43:aecd.

mail.pazar3.com, weblogix.ca, topshopifydata.com and two other host names share IP numbers with 638tk.com.

Name Servers

The NS records for 638tk.com delegate to giancarlo.ns.cloudflare.com and ligia.ns.cloudflare.com.

638tk.com uses the same name servers as several other domains — among them 773230.com, 951tk.com, 770460.com and two more.

638tk.com shares at least some of its name servers with other domains, including petbasego.com, hanoitelecom.com, loramesh.ca and two others.

These name servers are frequently paired with the name servers rex.ns.cloudflare.com, elinore.ns.cloudflare.com and ollie.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

giancarlo.ns.cloudflare.com maps to 108.162.195.5, 162.159.44.5, 172.64.35.5 and 3 additional IP addresses.

ligia.ns.cloudflare.com maps to 108.162.194.4, 162.159.38.4, 172.64.34.4 and 3 additional IP addresses.