sourcecred.io

Observed Jul 18, 2026, 12:09 UTC (10h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onGoogle

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search Console

1 subdomain · web3_defi

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

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

sourcecred.io

A / AAAA

104.198.14.52

Googleserves the site

dns1.registrar-servers.comdns2.registrar-servers.com

registrar-servers.comanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more

Google Workspacereceives its email

TLS

sourcecred.io

Let's Encryptissued its certificate

DNS Records

A 1

104.198.14.52

MX 5

1aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com
10aspmx2.googlemail.com
10aspmx3.googlemail.com

TXT 2

google-site-verification=Alfbj5Y0Sny3jbOqkqqs2QXsIMzM_olvhtW2wFP0ER0
google-site-verification=iz3kaUN9--G9tYp5vjb2QGCe0fThV6FJkq2bnpqSSh0

NS 2

dns1.registrar-servers.com
dns2.registrar-servers.com

SOA 1

dns1.registrar-servers.com hostmaster.registrar-servers.com

TLS Certificates (4)

Common Name	Issuer	Expires
`sourcecred.io`	C=US, O=Let's Encrypt, CN=YE2	Mon, 31 Aug 2026 10:43:50 +0000
`YE2`	C=US, O=ISRG, CN=Root YE	Sat, 02 Sep 2028 23:59:59 +0000
`Root YE`	C=US, O=Internet Security Research Group, CN=ISRG Root X2	Thu, 02 Sep 2032 23:59:59 +0000
`ISRG Root X2`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

www.sourcecred.io

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 sourcecred.io. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: b2a63a42-7193-44c2-8719-35f0ff2f90fc
Output Hash: 3a1d51caee1e2f4d0b657700a9c3a0d3fd7f9ebdbb31089c3c176b731269cdcf
Signature: ed25519:8e9bed61ddfc79acd01f3ed305cf21d82063c909e516720dd9baace7d419830ab3b2850a714a98b7517ff943f27aec6267b90a75028da2ccb6e837594da3290e
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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