uploadthing.com
Observed Aug 2, 2026, 11:37 UTC (15h 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.
Up right now
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search ConsoleStripe
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uploadthing.com actually stands on - every host below is a signed observation
uploadthing.com
A / AAAA
216.150.16.129216.150.1.1
unattributedserves the site
NS
ns1.vercel-dns.comns2.vercel-dns.com
vercel-dns.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
*.uploadthing.com
Let's Encryptissued its certificate
DNS Records
A 2
216.150.16.129216.150.1.1
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 4
google-site-verification=iJVB9DRMwkzQm3AVANdG3B20CB2oTz0V8sb1YNFagIcgoogle-site-verification=p7Sj-V0nxxlBEXuT42oknsAO8etYAucj59-ll0uc6yostripe-verification=04177399d1851cd02c4fa9d9aee8298b7cd75bd9c1b0875181153ffa62f1798bv=spf1 include:_spf.google.com ~all
NS 2
ns1.vercel-dns.comns2.vercel-dns.com
SOA 1
ns1.vercel-dns.com hostmaster.nsone.net
CAA 4
issue "amazon.com"issue "letsencrypt.org"issue "pki.goog"issue "sectigo.com"
DMARC_RECORDS 1
v=DMARC1; p=reject; rua=mailto:postmaster@uploadthing.com, mailto:dmarc@uploadthing.com; pct=100; adkim=s; aspf=s
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.uploadthing.com |
C=US, O=Let's Encrypt, CN=YR2 | Fri, 11 Sep 2026 15:52:54 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +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 receiptEd25519 Receipt
- Receipt ID
rcpt_10b508dfbb8bbc44- Output Hash
948673c8a504f2c8159548c73d32fa6c77a88d64958a2e0dad10a44e1100fb33- Signature
ed25519:a50894f50f2978ced464a28b617cfa2e8221a7d013324d5947903c2e1de64d6fc85a6cd0863fc85c7da1c985e2160a6d346237c39dfc0bb1365ae7b66be61507- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast