cfo.com
Observed Jul 19, 2026, 00:43 UTC (17h ago). Every field below was attested with an Ed25519 signature at scan time.
Guarded by a firewall
Runs onCloudflare
Registered withGandi SAS
Also usesGoogle Search ConsoleFacebook/Meta
IPv6 · 5 subdomains · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat cfo.com actually stands on - every host below is a signed observation
cfo.com
A / AAAA
172.64.155.75104.18.32.1812606:4700:440a::6812:20b52a06:98c1:3101::ac40:9b4b
Cloudflareserves the site
NS
ivy.ns.cloudflare.comsid.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
route1.mx.cloudflare.netroute3.mx.cloudflare.netroute2.mx.cloudflare.net
cloudflare.netreceives its email
HTTPS probe
bot_blocked
Blocked our probe (WAF / bot protection) 403 blocked by cloudflare - bot protection active
HTTP status403
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time65 ms
DNS resolutionNOERROR
Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 2
172.64.155.75104.18.32.181
AAAA 2
2606:4700:440a::6812:20b52a06:98c1:3101::ac40:9b4b
MX 3
73route1.mx.cloudflare.net36route3.mx.cloudflare.net74route2.mx.cloudflare.net
TXT 8
yahoo-verification-key=5k4H+9XaWZKhb+t0pyw2dA9WnfnFuLlry5+IjvGTc9c=v=spf1 include:_spf.mx.cloudflare.net ~allgoogle-site-verification=KenNOMUoFcDVKFkrYIwqra9Gs9LwbTTNBcb6t2PjPxMgoogle-site-verification=pMuWdYPcKAr6H5ikbcmNkTmqRwyVWbF8q9sHl3O_jcIfacebook-domain-verification=z6uaqv79jwuqf0mxyvz5i8iqky5iabv=DMARC1; p=reject; rua=mailto:cc3f28c5@mxtoolbox.dmarc-report.com,mailto:dmarc_agg@dmarc.everest.email; ruf=mailto:cc3f28c5@forensics.dmarc-report.com,mailto:dmarc_fr@dmarc.everest.emailv=DKIM1; (detected)v=DNSSEC1; (detected)
NS 2
ivy.ns.cloudflare.comsid.ns.cloudflare.com
SOA 1
ivy.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (0)
None.
Subdomains (5)
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
a98529ea-124c-4464-b058-12ff9e654c51- Output Hash
2c8487358e3289366ebf11f3abf465c67175815741a7d7f36f10a234c6400da7- Signature
ed25519:3a7bd47d1336f0dd3373783dd3668b12f264f7925eea08818c008afe71e11411b01f328516ccc82e44d41c75a90dee2351be438678584252312ec55a758a9502- Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff- Parent
(genesis)- Plane
- fast