fly.io

Observed 2026-07-13T00:02:08.567969927+00:00 (16h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onFly

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search ConsoleStripe

IPv6 · cloud

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

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

fly.io

A / AAAA

37.16.18.812a09:8280:1::a:791

Flyserves the site

ns1077.hosted.flydns.netns1970.hosted.flydns.netns479.hosted.flydns.netns967.hosted.flydns.net

flydns.netanswers its DNS

aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

fly.io

Let's Encryptissued its certificate

DNS Records

A 1

37.16.18.81

AAAA 1

2a09:8280:1::a:791

MX 5

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

TXT 10

03D3122BDC
_6qhz8a8hhmv7vx0gk9eylqv9k240wu9
apple-domain-verification=mIsxYwEIYJeZOCwgSgclXPauTY3vXMKf8r6t8TGhEq4
google-site-verification=379cCwTcRnv9DSPgO7yVqbpcdQwGQFJ2I8YS_KLGhp0
google-site-verification=6-4NGHVsimTGK74KKPge726I27PuLMhCiUds9tsweGU
google-site-verification=OArdonQ-wgkSCtiZm8ot2oLIgorR5PS_r8mBIf2xGdE
status-page-domain-verification=45m41jq1lznf
stripe-verification=8590be7414624f53382d4049d11f21b2e40b1fcd6a9c13ebee6e945cf61d4871
v=spf1 include:_spf.google.com include:helpscoutemail.com include:stspg-customer.com ~all
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:re+7e0d8e1047ca@inbound.dmarcdigests.com; ruf=mailto:ruf@fly.io; pct=100

NS 4

ns1077.hosted.flydns.net
ns1970.hosted.flydns.net
ns479.hosted.flydns.net
ns967.hosted.flydns.net

SOA 1

ns479.hosted.flydns.net ops.fly.io

TLS Certificates (4)

Common Name	Issuer	Expires
`fly.io`	C=US, O=Let's Encrypt, CN=YE1	Fri, 02 Oct 2026 11:21:26 +0000
`YE1`	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 (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 fly.io. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 25c14141-9406-4e71-8d42-fccca1272a50
Output Hash: 69440596806f7d7ca6276483431f5e6dafc97eba4ce8d74d496646fb2f8bf390
Signature: ed25519:fb8cad3a9c21392e8ae9da83b1775a4bac2afb66b7b226f2752b66b8d247a888062f2632560121fccaf52b0f5d8d5b25bda2deb1e423b7105358ed9ad32b2a06
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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