`4sf237.com`

DNSSEC	⚠️ Not signed
NS	`noah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c185^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2185^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noah.ns.cloudflare.com`
		A	108.162.193.133^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.133^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.133^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`sky.ns.cloudflare.com`
		A	2606:4700:50::a29f:2602^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c202^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2202^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sky.ns.cloudflare.com`
		A	108.162.194.2^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	162.159.38.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	172.64.34.2^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
SOA	`noah.ns.cloudflare.com`dns@cloudflare.com serial=2409166561

`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=1784579817

Subdomains

0208zc.4sf237.com

0108zc.4sf237.com

Same first word

4sf237.com

DNS History

2 records (2 active, 0 former)

●NSnoah.ns.cloudflare.com2026-06-03 → 2026-07-20 · 2 obs

● 2026-06-03 00:50:54
● 2026-07-20 21:01:04

●NSsky.ns.cloudflare.com2026-06-03 → 2026-07-20 · 2 obs

● 2026-06-03 00:50:54
● 2026-07-20 21:01:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
4sf237.com	noah.ns.cloudflare.com, sky.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.2

NS records: noah.ns.cloudflare.com, sky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4sf237.com (unsigned zone)

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`noah.ns.cloudflare.com, sky.ns.cloudflare.com`
SOA	1	`noah.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

0208zc.4sf237.com and 0108zc.4sf237.com each fall under 4sf237.com as their parent domain.

Name Servers

4sf237.com is delegated to two name servers: noah.ns.cloudflare.com and sky.ns.cloudflare.com.

4sf237.com shares its NS records with other domains, for example 153fc3.com, 316wjk.com, 6g0cem.com and two others.

4sf237.com shares at least some of its name servers with other domains, including stopbullycide.com, antonioli.us, jet-net.org and two others.

These name servers are frequently seen alongside the name servers kyree.ns.cloudflare.com, marlowe.ns.cloudflare.com, annalise.ns.cloudflare.com and alla.ns.cloudflare.com.

DNS names with 6 IP addresses:

noah.ns.cloudflare.com resolves to 108.162.193.133, 172.64.33.133, 173.245.59.133 and 3 other IP addresses.

sky.ns.cloudflare.com resolves to 108.162.194.2, 162.159.38.2, 172.64.34.2 and 3 other IP addresses.

4sf237.com - robtex.com

4sf237.com

com