`4us.best`

DNSSEC	⚠️ Not signed
NS	`leonidas.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c365^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonidas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2365^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonidas.ns.cloudflare.com`
		A	108.162.195.101^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	162.159.44.101^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	172.64.35.101^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
NS	`margaret.ns.cloudflare.com`
		A	2606:4700:50::a29f:266b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margaret.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`margaret.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`margaret.ns.cloudflare.com`
		A	108.162.194.107^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margaret.ns.cloudflare.com`
		A	162.159.38.107^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margaret.ns.cloudflare.com`
		A	172.64.34.107^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margaret.ns.cloudflare.com`
SOA	`leonidas.ns.cloudflare.com`dns@cloudflare.com serial=2401291366

`best`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.nic.best`
	NS	`b.nic.best`
	NS	`c.nic.best`
	NS	`d.nic.best`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1527241272

📈 Tranco rank: #957,592

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DNS History

2 records (2 active, 0 former)

●NSleonidas.ns.cloudflare.com2026-04-17 → 2026-05-09 · 2 obs

● 2026-04-17 00:28:10
● 2026-05-09 18:18:30

●NSmargaret.ns.cloudflare.com2026-04-17 → 2026-05-09 · 2 obs

● 2026-04-17 00:28:10
● 2026-05-09 18:18:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
best	d.nic.best, b.nic.best, c.nic.best, a.nic.best	8 records
4us.best	leonidas.ns.cloudflare.com, margaret.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.101

NS records: leonidas.ns.cloudflare.com, margaret.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4us.best (unsigned zone)

⏱️ Timing

Total: 241ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`leonidas.ns.cloudflare.com, margaret.ns.cloudflare.com`
SOA	1	`leonidas.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (d.nic.best, d.nic.best, b.nic.best...)

Analysis

Name Servers

4us.best is delegated to two name servers leonidas.ns.cloudflare.com and margaret.ns.cloudflare.com.

4us.best shares the same name server setup as other domains, for instance ctifoxline.com.au, vid4.cfd, ctilogistics.com, romania-companies.eu and 4us.autos.

4us.best at least partially shares name servers with other domains, for instance 1xbeton1xbet.ru, rebilgroup.com, spottedmoose.pro, wx-xiguang.com and gcunha.com.br.

These name servers are commonly used with armfazh.ns.cloudflare.com, tricia.ns.cloudflare.com and phoenix.ns.cloudflare.com.

Host names with six IP numbers:

Host name leonidas.ns.cloudflare.com points to: 2606:4700:58::a29f:2c65, 2803:f800:50::6ca2:c365, 2a06:98c1:50::ac40:2365, 108.162.195.101, 162.159.44.101 and 172.64.35.101.

Host name margaret.ns.cloudflare.com points to: 2606:4700:50::a29f:266b, 2803:f800:50::6ca2:c26b, 2a06:98c1:50::ac40:226b, 108.162.194.107, 162.159.38.107 and 172.64.34.107.

4us.best - robtex.com

4us.best

best