137.66.50.198
An anycast address, announced by Fly.io, Inc. (AS40509). It's hosting space, a CDN edge of Fly.io, and a web server on port 80.
Summary
Announced from many places at once; IP Geolocation names San Francisco, California, United States
Geolocation
Where the address is, and what that place uses.
- City
- San Francisco
- Region
- California
- Postal code
- 94102
- Country
- United States
- Continent
- North America
- Coordinates
- 37.7749, -122.4194
- Timezone
- America/Los_Angeles
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Fly.io, Inc.
- Domain
- fly.io
- Type
- Hosting
- Registered in
- United States
- AS number
- AS40509
- Name
- Fly.io, Inc.
- Prefix
- 137.66.50.0/23
- RPKI
- Valid
- Type
- Hosting
- Domain
- fly.io
- Registered in
- United States
- Name
- Fly.io, Inc.
- Network name
- FLYIO
- Organization
- FLYIO
- Status
- allocation
- Registry
- ARIN
- Domain
- fly.io
- Abuse
- abuse@fly.io
- Name
- Abuse
- abuse@fly.io
- Phone
- +1-510-768-8430
- Address
- 2261 Market Street #4990, San Francisco, CA, 94114
- Network
- 137.66.0.0-137.66.63.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- 80 status
- 308
- 80 redirect
- https://137.66.50.198/
- 80 server
- Caddy
- 80 seen
- 2026-08-13 to 2026-10-29
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