btfs.io

Observed Jul 24, 2026, 19:46 UTC (7d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Secured byAmazon

tranco_100k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat btfs.io actually stands on - every host below is a signed observation

btfs.io

A / AAAA

3.167.37.913.167.37.363.167.37.553.167.37.49

unattributedserves the site

ns-1385.awsdns-45.orgns-1895.awsdns-44.co.ukns-377.awsdns-47.comns-686.awsdns-21.net

awsdns-45.org + awsdns-44.co.uk + moreanswers its DNS

TLS

btfs.io

Amazonissued its certificate

DNS Records

A 4

3.167.37.91
3.167.37.36
3.167.37.55
3.167.37.49

NS 4

ns-1385.awsdns-45.org
ns-1895.awsdns-44.co.uk
ns-377.awsdns-47.com
ns-686.awsdns-21.net

SOA 1

ns-377.awsdns-47.com awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`btfs.io`	C=US, O=Amazon, CN=Amazon RSA 2048 M04	Sat, 23 Jan 2027 23:59:59 +0000
`Amazon RSA 2048 M04`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:26:35 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (0)

None observed.

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for btfs.io. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/btfs.io">
  <img src="https://domaindrift.io/badge/btfs.io.svg"
       width="300" height="64" alt="DomainDrift signed observations for btfs.io">
</a>

Ed25519 Receipt

Receipt ID: rcpt_b690543e2e2d1557
Output Hash: 8ae7547f6538cd1e5db7d55d696b43271d2fca47141389e374f9bca470b7a09f
Signature: ed25519:79a441c129f9fc3dedc3e0deda4cc9b9fbd53d4e6d5d43c81a35fcf9e7898e24c4704b2a55904670ab2e0643f32068a2e9b01e29f3338b966281e2f7f0643705
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/btfs.io