`644f.top`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4542^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:cdd3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.69.66^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.205.211^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`decker.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c39b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`decker.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:239b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`decker.ns.cloudflare.com`
		A	108.162.195.155^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	162.159.44.155^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
		A	172.64.35.155^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`decker.ns.cloudflare.com`
NS	`fay.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c073^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2073^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fay.ns.cloudflare.com`
		A	108.162.192.115^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	172.64.32.115^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	173.245.58.115^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.69.66, 172.67.205.211
		IPv6 hints	2606:4700:3031::6815:4542, 2606:4700:3037::ac43:cdd3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=173, name=cloudflare-ech.com
SOA	`decker.ns.cloudflare.com`dns@cloudflare.com serial=2408360741

`top`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.zdnscloud.com` ⭐
	NS	`a.zdnscloud.cn`
	NS	`b.zdnscloud.cn`
	NS	`c.zdnscloud.com`
	NS	`d.zdnscloud.com`
	NS	`e.zdnscloud.cn`
	NS	`f.zdnscloud.cn`
	NS	`i.zdnscloud.cn`
	NS	`j.zdnscloud.com`
	TXT	`2026-07-23_23:25:01`
	SOA	`a.zdnscloud.com`td_dns_gtld@knet.cn serial=1396539256

Same first word

644f.top

Similar names

f446.com

f644.com

f446.cc

464f.cc

64f4.com

DNS History

25 records (6 active, 19 former)

○NSbayan.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

● 2026-04-14 10:51:30
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

●NSdecker.ns.cloudflare.com2026-07-01 → 2026-07-23 · 3 obs

○ 2026-04-14 10:51:30
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

●NSfay.ns.cloudflare.com2026-07-01 → 2026-07-23 · 3 obs

○ 2026-04-14 10:51:30
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

○NSmona.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

● 2026-04-14 10:51:30
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

○A104.21.49.1122026-04-17 → 2026-05-15 · 7 obs

○ 2026-04-16 00:27:28
● 2026-04-17 09:16:14
● 2026-04-26 15:42:18
○ 2026-04-29 15:09:00
● 2026-05-15 20:05:48
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

●A104.21.69.662026-07-01 → 2026-07-23 · 3 obs

○ 2026-06-23 05:27:14
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

○A172.67.162.42026-04-17 → 2026-05-15 · 7 obs

○ 2026-04-16 00:27:28
● 2026-04-17 09:16:14
● 2026-04-26 15:42:18
○ 2026-04-29 15:09:00
● 2026-05-15 20:05:48
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

●A172.67.205.2112026-07-01 → 2026-07-23 · 3 obs

○ 2026-06-23 05:27:14
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

○A188.114.96.02026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 15:42:18
● 2026-04-29 15:09:00
○ 2026-05-15 20:05:48
○ 2026-07-23 15:49:38

○A188.114.97.02026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 15:42:18
● 2026-04-29 15:09:00
○ 2026-05-15 20:05:48
○ 2026-07-23 15:49:38

○A194.124.245.1662026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A2606:4700:3030::6815:31702026-04-17 → 2026-06-10 · 8 obs

○ 2026-04-16 00:27:28
● 2026-04-17 09:16:14
● 2026-04-26 15:42:18
○ 2026-04-29 15:09:00
● 2026-05-15 20:05:48
● 2026-06-10 07:27:24
○ 2026-06-23 05:27:14
○ 2026-07-23 15:49:38

●A2606:4700:3031::6815:45422026-07-01 → 2026-07-23 · 3 obs

○ 2026-06-23 05:27:14
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

○A2606:4700:3034::6815:31702026-06-23 → 2026-06-23 · 4 obs

○ 2026-06-10 07:27:24
● 2026-06-23 05:27:14
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

○A2606:4700:3034::ac43:a2042026-04-17 → 2026-06-10 · 8 obs

○ 2026-04-16 00:27:28
● 2026-04-17 09:16:14
● 2026-04-26 15:42:18
○ 2026-04-29 15:09:00
● 2026-05-15 20:05:48
● 2026-06-10 07:27:24
○ 2026-06-23 05:27:14
○ 2026-07-23 15:49:38

○A2606:4700:3035::ac43:a2042026-06-23 → 2026-06-23 · 4 obs

○ 2026-06-10 07:27:24
● 2026-06-23 05:27:14
○ 2026-07-01 19:54:20
○ 2026-07-23 15:49:38

●A2606:4700:3037::ac43:cdd32026-07-01 → 2026-07-23 · 3 obs

○ 2026-06-23 05:27:14
● 2026-07-01 19:54:20
● 2026-07-23 15:49:38

○A2a06:98c1:3120::2026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 15:42:18
● 2026-04-29 15:09:00
○ 2026-05-15 20:05:48
○ 2026-07-23 15:49:38

○A2a06:98c1:3121::2026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 15:42:18
● 2026-04-29 15:09:00
○ 2026-05-15 20:05:48
○ 2026-07-23 15:49:38

○A38.145.218.452026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A38.145.218.462026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A45.136.130.2062026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A45.136.130.2102026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A45.136.130.2342026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

○A45.136.130.2422026-04-14 → 2026-04-16 · 4 obs

● 2026-04-14 10:51:30
● 2026-04-16 00:27:28
○ 2026-04-17 09:16:14
○ 2026-07-23 15:49:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
top	a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com...	9 records
644f.top	fay.ns.cloudflare.com, decker.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.115

NS records: fay.ns.cloudflare.com, decker.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 644f.top (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.205.211, 104.21.69.66`
AAAA	2	`2606:4700:3037::ac43:cdd3, 2606:4700:3031::6815:4542`
NS	2	`decker.ns.cloudflare.com, fay.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`decker.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com...)

Analysis

IP Addresses

644f.top points to the four IP addresses 104.21.69.66, 172.67.205.211, 2606:4700:3031::6815:4542 and 2606:4700:3037::ac43:cdd3.

Two other host names, along with eight.muzyet.com, mobulk.com and gemidos.co.uk, also share IP numbers with 644f.top.

Name Servers

DNS delegation for 644f.top points to two name servers: decker.ns.cloudflare.com and fay.ns.cloudflare.com.

644f.top shares its NS records with other domains, for example dzpdczgo.com, hnmoshu.com, gpp-ul.ru and two others.

There is at least partial name server overlap between 644f.top and other domains — vetselection.es, niteteam4.com, uniblue.net and two more among them.

These name servers are routinely deployed together with the name servers neil.ns.cloudflare.com.

DNS names with 6 IP addresses:

decker.ns.cloudflare.com has IP addresses 108.162.195.155, 162.159.44.155 and 172.64.35.155, plus 3 other.

fay.ns.cloudflare.com has IP addresses 108.162.192.115, 172.64.32.115 and 173.245.58.115, plus 3 other.

644f.top - robtex.com

644f.top

top

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

`644f.top`

`top`