`f6663.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2819^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:ae97^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.25^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.151^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ned.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ned.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ned.ns.cloudflare.com`
		A	108.162.193.210^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	172.64.33.210^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	173.245.59.210^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
NS	`serena.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`serena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`serena.ns.cloudflare.com`
		A	108.162.192.220^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	172.64.32.220^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	173.245.58.220^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.25, 172.67.174.151
		IPv6 hints	2606:4700:3033::6815:2819, 2606:4700:3033::ac43:ae97
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=210, name=cloudflare-ech.com
SOA	`ned.ns.cloudflare.com`dns@cloudflare.com serial=2402170198

`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=1778629606

⚠️ On DNS blocklist: tif

Same first word

f6663.com

f6663.cn

DNS History

15 records (6 active, 9 former)

●NSned.ns.cloudflare.com2026-03-26 → 2026-05-12 · 2 obs

● 2026-03-26 18:17:28
● 2026-05-12 23:53:06

●NSserena.ns.cloudflare.com2026-03-26 → 2026-05-12 · 2 obs

● 2026-03-26 18:17:28
● 2026-05-12 23:53:06

●A104.21.40.252026-03-26 → 2026-05-12 · 5 obs

○ 2017-05-10 19:18:32
● 2026-03-26 18:17:28
○ 2026-04-23 00:41:18
● 2026-04-24 18:58:20
● 2026-05-12 23:53:06

○A107.154.192.222017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 19:18:32
○ 2026-03-26 18:17:28
○ 2026-05-12 23:53:06

○A107.154.193.222017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 19:18:32
○ 2026-03-26 18:17:28
○ 2026-05-12 23:53:06

○A107.154.195.222017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 19:18:32
○ 2026-03-26 18:17:28
○ 2026-05-12 23:53:06

○A107.154.196.222017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 19:18:32
○ 2026-03-26 18:17:28
○ 2026-05-12 23:53:06

●A172.67.174.1512026-03-26 → 2026-05-12 · 5 obs

○ 2017-05-10 19:18:32
● 2026-03-26 18:17:28
○ 2026-04-23 00:41:18
● 2026-04-24 18:58:20
● 2026-05-12 23:53:06

○A188.114.96.02026-04-23 → 2026-04-23 · 4 obs

○ 2026-03-26 18:17:28
● 2026-04-23 00:41:18
○ 2026-04-24 18:58:20
○ 2026-05-12 23:53:06

○A188.114.97.02026-04-23 → 2026-04-23 · 4 obs

○ 2026-03-26 18:17:28
● 2026-04-23 00:41:18
○ 2026-04-24 18:58:20
○ 2026-05-12 23:53:06

●A2606:4700:3033::6815:28192026-03-26 → 2026-05-12 · 5 obs

○ 2017-05-10 19:18:32
● 2026-03-26 18:17:28
○ 2026-04-23 00:41:18
● 2026-04-24 18:58:20
● 2026-05-12 23:53:06

●A2606:4700:3033::ac43:ae972026-03-26 → 2026-05-12 · 5 obs

○ 2017-05-10 19:18:32
● 2026-03-26 18:17:28
○ 2026-04-23 00:41:18
● 2026-04-24 18:58:20
● 2026-05-12 23:53:06

○A2a06:98c1:3120::2026-04-23 → 2026-04-23 · 4 obs

○ 2026-03-26 18:17:28
● 2026-04-23 00:41:18
○ 2026-04-24 18:58:20
○ 2026-05-12 23:53:06

○A2a06:98c1:3121::2026-04-23 → 2026-04-23 · 4 obs

○ 2026-03-26 18:17:28
● 2026-04-23 00:41:18
○ 2026-04-24 18:58:20
○ 2026-05-12 23:53:06

○CNAMEs9k3h.x.incapdns.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 19:18:32
○ 2026-03-26 18:17:28
○ 2026-05-12 23:53:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
f6663.com	ned.ns.cloudflare.com, serena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.220

NS records: ned.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f6663.com (unsigned zone)

⏱️ Timing

Total: 501ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.174.151, 104.21.40.25`
AAAA	2	`2606:4700:3033::ac43:ae97, 2606:4700:3033::6815:2819`
NS	2	`ned.ns.cloudflare.com, serena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ned.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

f6663.com points to four IP numbers: 2606:4700:3033::6815:2819, 2606:4700:3033::ac43:ae97, 104.21.40.25 and 172.67.174.151.

For instance, other host names 69fag.com, www.vetnorthend.com, reseauenvironnement.fr, inwaa777.com and www.pcv.com.ph share IP numbers with f6663.com.

Name Servers

f6663.com is delegated to two name servers: ned.ns.cloudflare.com and serena.ns.cloudflare.com.

f6663.com uses the same name server setup as other domains such as 610a.top, nmt.com.br, iurunxj.com, buildmagazine.org.nz and weathertight.org.nz.

f6663.com shares name servers with other domains at least partially, for example konarski.edu.pl, london-marine.co.uk, robertsonwood.com, bluecube.it and infopalermo.com.

These name servers are commonly used with the name servers josephine.ns.cloudflare.com and wanda.ns.cloudflare.com.

Host names with six IP numbers: host name ned.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd2, 2803:f800:50::6ca2:c1d2, 2a06:98c1:50::ac40:21d2, 108.162.193.210, 172.64.33.210 and 173.245.59.210; host name serena.ns.cloudflare.com points to: 2606:4700:50::adf5:3adc, 2803:f800:50::6ca2:c0dc, 2a06:98c1:50::ac40:20dc, 108.162.192.220, 172.64.32.220 and 173.245.58.220.

f6663.com - robtex.com

f6663.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`f6663.com`

`com`