upstash.com

Observed Jul 24, 2026, 02:38 UTC (5h 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

Runs onAmazon

Email byGoogle Workspace

Secured byLet's Encrypt

Registered withNameCheap, Inc.

Also usesGoogle Search ConsoleHubSpot

cloud

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

INFRASTRUCTURE MAPwhat upstash.com actually stands on - every host below is a signed observation

upstash.com

A / AAAA

76.76.21.21

Amazonserves the site

ns-1431.awsdns-50.orgns-1799.awsdns-32.co.ukns-231.awsdns-28.comns-690.awsdns-22.net

awsdns-50.org + awsdns-32.co.uk + moreanswers its DNS

aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

upstash.com

Let's Encryptissued its certificate

DNS Records

A 1

76.76.21.21

MX 5

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

TXT 3

google-site-verification=KajlA9kmdK07HQeP6l8gaxndHlvPpG_wtaHgC-yAcc4
v=spf1 include:_spf.google.com include:6849390.spf01.hubspotemail.net -all
v=DMARC1; p=quarantine;

NS 4

ns-1431.awsdns-50.org
ns-1799.awsdns-32.co.uk
ns-231.awsdns-28.com
ns-690.awsdns-22.net

SOA 1

ns-231.awsdns-28.com awsdns-hostmaster.amazon.com

TLS Certificates (2)

Common Name	Issuer	Expires
`upstash.com`	C=US, O=Let's Encrypt, CN=R12	Fri, 21 Aug 2026 18:18:03 +0000
`R12`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Fri, 12 Mar 2027 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 receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_46683ee34b42a9da
Output Hash: 08ed057e036da2352033a6ace35f29f45b30dd9014c2e8591bbe88ab2e6413cc
Signature: ed25519:b45cd86be35a17eec9db0085bd66d6ad6c15a98cac16a597739c1b617b7093b73c8a821cecfbaa5ebabbae7d3f77bedc753c4ea391b070f09371c9d3c9b7d40a
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/upstash.com