CONTINUOUS INTERNET TELEMETRY24H DRIFT2,056 material changesacross 1,868 domains · -495 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +4 vs yesterdayEMAIL DRIFT3 domains switched email providertop destination google.com · -2 vs yesterdayCERT DRIFT2 domains switched issuing CA24h · -3 vs yesterdayNOW3,409 curated domains not answeringlast probe, steadyERRORS10,890 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,056 material changesacross 1,868 domains · -495 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +4 vs yesterdayEMAIL DRIFT3 domains switched email providertop destination google.com · -2 vs yesterdayCERT DRIFT2 domains switched issuing CA24h · -3 vs yesterdayNOW3,409 curated domains not answeringlast probe, steadyERRORS10,890 responded with an errorlast probe · 5xx / 404 / 429 / 403

fly.dev

Observed 2026-07-13T23:51:51.613Z (19h ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Runs onFly
IPv6 · 45 subdomains · tranco_10k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat fly.dev actually stands on - every host below is a signed observation
fly.dev
A / AAAA
77.83.140.342a09:8280:1:a270:b8f5:b9f7:8891:f3
Flyserves the site
NS
ns2.flydns.netns1.flydns.net
flydns.netanswers its DNS

HTTPS probe

timeout No response within the timeout Connection timed out - no response within 3s
HTTP status0
Servernot observed
TLS protocolnot observed
TLS issuernot observed
Behind Cloudflareno
Response time6200 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 1

  • 77.83.140.34

AAAA 1

  • 2a09:8280:1:a270:b8f5:b9f7:8891:f3

NS 2

  • ns2.flydns.net
  • ns1.flydns.net

SOA 1

  • ns1.flydns.net ops.fly.io

TLS Certificates (0)

None.

Subdomains (45)

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

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

Ed25519 Receipt

Receipt ID
8d68b8ae-73cb-46f7-8002-87cd450cc093
Output Hash
6c6ade8d060bb23bb63d25a8d226354ca97c67aec83cdf03e448b5a7b0df2af5
Signature
ed25519:8a39eb9a85dc6a1982bb36667179b85a4e36b4c650635a862c4852adf33433ccfeb7356fe277cbaca636995c0c5114423405952cc4aeb62616612bdcbd6ff50d
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser