`spatialfrequency.cfd`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:99a4^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:5a3e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.62^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.164^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`michelle.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`michelle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`michelle.ns.cloudflare.com`
		A	108.162.192.201^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	172.64.32.201^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	173.245.58.201^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
NS	`trey.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`trey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`trey.ns.cloudflare.com`
		A	108.162.193.242^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	172.64.33.242^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	173.245.59.242^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.90.62, 172.67.153.164
		IPv6	2606:4700:3030::ac43:99a4, 2606:4700:3031::6815:5a3e
SOA	`michelle.ns.cloudflare.com`dns@cloudflare.com serial=2399658127

`cfd`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.nic.cfd`
	NS	`b.nic.cfd`
	NS	`c.nic.cfd`
	NS	`d.nic.cfd`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1774402340

⚠️ On DNS blocklist: pro.plus, tif, ultimate

Subdomains

www.spatialfrequency.cfd

Same first word

spatialfrequency.cfd

DNS History

6 records (6 active, 0 former)

●NSmichelle.ns.cloudflare.com2026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

●NStrey.ns.cloudflare.com2026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

●A104.21.90.622026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

●A172.67.153.1642026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

●A2606:4700:3030::ac43:99a42026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

●A2606:4700:3031::6815:5a3e2026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 16:18:56
● 2026-03-25 01:42:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cfd	b.nic.cfd, a.nic.cfd, d.nic.cfd, c.nic.cfd	8 records
spatialfrequency.cfd	trey.ns.cloudflare.com, michelle.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.242

NS records: trey.ns.cloudflare.com, michelle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for spatialfrequency.cfd (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.62, 172.67.153.164`
AAAA	2	`2606:4700:3031::6815:5a3e, 2606:4700:3030::ac43:99a4`
NS	2	`michelle.ns.cloudflare.com, trey.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`michelle.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 8

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

Analysis

Hierarchy

www.spatialfrequency.cfd is a child of spatialfrequency.cfd.

IP Addresses

spatialfrequency.cfd refers to four IP numbers: 2606:4700:3030::ac43:99a4, 2606:4700:3031::6815:5a3e, 104.21.90.62 and 172.67.153.164.

Other host names, for instance polulu.com, bukit777jaya.com, ignaciolarre.com, www.smarts.ua and my-pro.nl share IP numbers with spatialfrequency.cfd.

Name Servers

spatialfrequency.cfd's delegation uses two name servers: michelle.ns.cloudflare.com and trey.ns.cloudflare.com.

spatialfrequency.cfd uses the same name server setup as other domains, such as modernpathshala.com, nflscheduleweek10.com, assetfactors.co.nz, legendsportsbook.com and walletables.com.

spatialfrequency.cfd at least partially shares name servers with other domains, including intensedevplay.com, thomaspatrick.co, ef-shop.ru, softwerp.com and 1288128.net.

These name servers are often used with jobs.ns.cloudflare.com and alla.ns.cloudflare.com.

Host names with six IP numbers:

michelle.ns.cloudflare.com points to 2606:4700:50::adf5:3ac9, 2803:f800:50::6ca2:c0c9, 2a06:98c1:50::ac40:20c9, 108.162.192.201, 172.64.32.201 and 173.245.58.201.

trey.ns.cloudflare.com points to 2606:4700:58::adf5:3bf2, 2803:f800:50::6ca2:c1f2, 2a06:98c1:50::ac40:21f2, 108.162.193.242, 172.64.33.242 and 173.245.59.242.

spatialfrequency.cfd - robtex.com