104.18.32.0/20 Cloudflare, Inc.
Announced by AS13335 Cloudflare, Inc. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 104.18.32.0/20
Prefix
Origin
AS13335 CLOUDFLARENET
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
16
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-13 20:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS13335 to originate 104.18.32.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 104.18.32.0/20 | /20 | AS13335 CLOUDFLARENET | ARIN |
| 104.18.32.0/19 | /19 | AS13335 CLOUDFLARENET | ARIN |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 104.18.32.0/20 | AS13335 CLOUDFLARENET | ARIN | Cloudflare, Inc. 101 Townsend Street, San Francisco, California 94107, US | MNT-CLOUD14 |
| 104.18.32.0/19 covering | AS13335 CLOUDFLARENET | ARIN | Cloudflare, Inc. 101 Townsend Street, San Francisco, California 94107, US | MNT-CLOUD14 |
| 104.16.0.0/12 covering | AS13335 CLOUDFLARENET | ARIN | Cloudflare, Inc. 101 Townsend Street, San Francisco, California 94107, US | MNT-CLOUD14 |
More specific
Prefixes inside 104.18.32.0/20
16 announced prefixes fall inside this one.
Show the 16 prefixes
104.18.32.0/24 AS13335 CLOUDFLARENET104.18.33.0/24 AS13335 CLOUDFLARENET104.18.34.0/24 AS13335 CLOUDFLARENET104.18.35.0/24 AS13335 CLOUDFLARENET104.18.36.0/24 AS13335 CLOUDFLARENET104.18.37.0/24 AS13335 CLOUDFLARENET104.18.38.0/24 AS13335 CLOUDFLARENET104.18.39.0/24 AS13335 CLOUDFLARENET104.18.40.0/24 AS13335 CLOUDFLARENET104.18.41.0/24 AS13335 CLOUDFLARENET104.18.42.0/24 AS13335 CLOUDFLARENET104.18.43.0/24 AS13335 CLOUDFLARENET104.18.44.0/24 AS13335 CLOUDFLARENET104.18.45.0/24 AS13335 CLOUDFLARENET104.18.46.0/24 AS13335 CLOUDFLARENET104.18.47.0/24 AS13335 CLOUDFLARENET