fastsimon.com
Observed 2026-07-13T09:10:28.104Z (46m ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byGoogle Workspace
Also usesHubSpotFacebook/MetaGoogle Search Console
8 subdomains · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat fastsimon.com actually stands on - every host below is a signed observation
fastsimon.com
A / AAAA
151.101.66.133151.101.194.133151.101.130.133151.101.2.133
Cloudflareserves the site
NS
ns-1343.awsdns-39.orgns-1736.awsdns-25.co.ukns-403.awsdns-50.comns-544.awsdns-04.net
awsdns-39.org + awsdns-25.co.uk + moreanswers its DNS
MX
alt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx3.googlemail.comaspmx2.googlemail.com+1 more
Google Workspacereceives its email
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.fastsimon.com/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time37 ms
DNS resolutionNOERROR
Redirect chain
https://www.fastsimon.com/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 4
151.101.66.133151.101.194.133151.101.130.133151.101.2.133
MX 5
20alt1.aspmx.l.google.com30alt2.aspmx.l.google.com50aspmx3.googlemail.com40aspmx2.googlemail.com10aspmx.l.google.com
TXT 7
v=spf1 include:_spf.google.com include:mail.zendesk.com include:smtp1.uservoice.com include:_spf.elasticemail.com include:48161567.spf03.hubspotemail.net ~allfacebook-domain-verification=vo37bajj5p70jgtqw1vilt7ja4mzhbgoogle-site-verification=Ns3Cpms8tRLFAZXB9B0LoDV-r-40TaQZMfKiCfOfN84google-site-verification=Q6bmfhxw5xCa1lW61GADI_EY5nd5utdTUhhgfOUs2o8globalsign-domain-verification=hvGPtWcNmt8yDIjN9UjwXTXEEUXd4u5dmUqtVZeWEBv=DMARC1; p=quarantine; rua=mailto:adar@fastsimon.com; pct=100; sp=quarantinev=DKIM1; (detected)
NS 4
ns-1343.awsdns-39.orgns-1736.awsdns-25.co.ukns-403.awsdns-50.comns-544.awsdns-04.net
SOA 1
ns-403.awsdns-50.com awsdns-hostmaster.amazon.com
TLS Certificates (0)
None.
Subdomains (8)
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
2757bdb6-cc37-43ee-914a-f827fd08a322- Output Hash
f2ba97a234bf0a51d51bebc8231a04c01b7faffa876c0321e9783f2a2fe8579d- Signature
ed25519:539044dbfd53e8f3b691bc9863d60ee9afc335cb879144e2f7f9afca663d8252ea82d150f033e8d0bae135daae2163e0be4c0a4c7c2e263a07d6f16ae6d4b201- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast