`koolfeiyunpv.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:a131^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5185^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.133^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.161.49^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`betty.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
NS	`chad.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b52^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c152^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chad.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2152^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chad.ns.cloudflare.com`
		A	108.162.193.82^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	172.64.33.82^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	173.245.59.82^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
TXT	`google-site-verification=k5ENLu7bigdap-XSQn4Yp9k7wZOE6kHnMJUv5GLkrfw`
TXT	`yandex-verification: b7806b3d11738e9d`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.133, 172.67.161.49
		IPv6 hints	2606:4700:3034::ac43:a131, 2606:4700:3036::6815:5185
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOA	`betty.ns.cloudflare.com`dns@cloudflare.com serial=2409640366

`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=1786339014

⚠️ On DNS blocklist: doh-vpn-proxy-bypass

Same first word

koolfeiyunpv.com

DNS History

10 records (6 active, 4 former)

●NSbetty.ns.cloudflare.com2026-08-01 → 2026-08-10 · 2 obs

● 2026-08-01 15:19:58
● 2026-08-10 05:41:10

●NSchad.ns.cloudflare.com2026-08-01 → 2026-08-10 · 2 obs

● 2026-08-01 15:19:58
● 2026-08-10 05:41:10

●A104.21.81.1332026-08-10 → 2026-08-10 · 2 obs

○ 2026-08-01 15:19:58
● 2026-08-10 05:41:10

●A172.67.161.492026-08-10 → 2026-08-10 · 2 obs

○ 2026-08-01 15:19:58
● 2026-08-10 05:41:10

○A188.114.96.02026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 15:19:58
○ 2026-08-10 05:41:10

○A188.114.97.02026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 15:19:58
○ 2026-08-10 05:41:10

●A2606:4700:3034::ac43:a1312026-08-10 → 2026-08-10 · 2 obs

○ 2026-08-01 15:19:58
● 2026-08-10 05:41:10

●A2606:4700:3036::6815:51852026-08-10 → 2026-08-10 · 2 obs

○ 2026-08-01 15:19:58
● 2026-08-10 05:41:10

○A2a06:98c1:3120::2026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 15:19:58
○ 2026-08-10 05:41:10

○A2a06:98c1:3121::2026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 15:19:58
○ 2026-08-10 05:41:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
koolfeiyunpv.com	betty.ns.cloudflare.com, chad.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.82

NS records: betty.ns.cloudflare.com, chad.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koolfeiyunpv.com (unsigned zone)

⏱️ Timing

Total: 166ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.161.49, 104.21.81.133`
AAAA	2	`2606:4700:3036::6815:5185, 2606:4700:3034::ac43:a131`
NS	2	`betty.ns.cloudflare.com, chad.ns.cloudflare.com`
TXT	2	`google-site-verification=k5ENLu7bigdap-X, yandex-verification: b7806b3d11738e9d`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`betty.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

koolfeiyunpv.com directs to four IP numbers, which are 104.21.81.133, 172.67.161.49, 2606:4700:3034::ac43:a131 and 2606:4700:3036::6815:5185.

Two other host names, along with 11bet.free, gaopingshi.meiridasai.cloud and baojishi.meiridasai.cloud, also share IP numbers with koolfeiyunpv.com.

Name Servers

koolfeiyunpv.com uses two name servers for its delegation: betty.ns.cloudflare.com and chad.ns.cloudflare.com.

koolfeiyunpv.com shares its NS records with other domains, for example doqifei.com, fastxiyou.com, hubebay.com and two others.

There is at least partial name server overlap between koolfeiyunpv.com and other domains — hkheadline.com.hk, wuzewegahi.com, egerin.com and two more among them.

These name servers frequently co-occur with the name servers piotr.ns.cloudflare.com and ace.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname betty.ns.cloudflare.com directs to 108.162.192.75, 172.64.32.75 and 173.245.58.75 along with 3 other IP addresses.

Hostname chad.ns.cloudflare.com directs to 108.162.193.82, 172.64.33.82 and 173.245.59.82 along with 3 other IP addresses.

koolfeiyunpv.com - robtex.com