expo.dev

Observed 2026-07-14T01:57:55.640Z (6h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle Workspace

Registered withCloudFlare, Inc.

Also usesHubSpotGoogle Search ConsoleStripe

IPv6 · 96 subdomains · misc

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

INFRASTRUCTURE MAPwhat expo.dev actually stands on - every host below is a signed observation

expo.dev

A / AAAA

104.18.5.104104.18.4.1042606:4700::6812:4682606:4700::6812:568

Cloudflareserves the site

lucy.ns.cloudflare.comdale.ns.cloudflare.com

cloudflare.comanswers its DNS

alt4.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comaspmx.l.google.com+1 more

Google Workspacereceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/3

TLS issuernot observed

Behind Cloudflareyes

Response time131 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

104.18.5.104
104.18.4.104

AAAA 2

2606:4700::6812:468
2606:4700::6812:568

MX 5

10alt4.aspmx.l.google.com
5alt2.aspmx.l.google.com
10alt3.aspmx.l.google.com
1aspmx.l.google.com
5alt1.aspmx.l.google.com

TXT 11

v=spf1 include:_spf.google.com include:sendgrid.net include:servers.mcsv.net include:stspg-customer.com include:22007177.spf04.hubspotemail.net -all
MS=ms34416275
anthropic-domain-verification-kg78qv=zwGRA0hTm7PLuxuM8515HyCOz
linkedin-site-verification=f329028e-f5dd-48a3-8489-6cc607cc0edf
google-site-verification=u0RXqZnT89wChVAEGxTyhjLHw8JXo4iDq4gin_JJbCY
status-page-domain-verification=pkt5b56rksrq
stripe-verification=0884d254d82c4c3eb774d03ed72ed7f78688404426031101fb0a359c9b3ff30e
v=DMARC1; p=quarantine; aspf=s; adkim=s
v=DKIM1; (detected)
v=STSv1; id=1757446714997

NS 2

lucy.ns.cloudflare.com
dale.ns.cloudflare.com

SOA 1

dale.ns.cloudflare.com dns.cloudflare.com

CAA 10

issuewild comodoca.com
issue ssl.com
issue comodoca.com
issuewild pki.goog; cansignhttpexchanges=yes
issuewild letsencrypt.org
issue digicert.com; cansignhttpexchanges=yes
issue pki.goog; cansignhttpexchanges=yes
issuewild ssl.com
issuewild digicert.com; cansignhttpexchanges=yes
issue letsencrypt.org

TLS Certificates (0)

None.

Subdomains (96)

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 expo.dev. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: aa8b9ae8-ce47-4906-8ed5-f91c567f3ad3
Output Hash: 1a6d9dec0236b2986edc0183e91a12cf489c1773dc21e03fcb9f60139fd92093
Signature: ed25519:733c1a940e40c3b4649af33885c778fae6273f97a9289ff47363a30de21b79d1f2bcc1de456b014cbc83b1e76c8f1cdeadc223335748907128b9f995b6d32b01
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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