104.28.64.0/19
🇨🇿CIDR
104.28.64.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇿 Czech Republic
City
Prague
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 104.28.64.0/19 | AS13335CLOUDFLARENET - Cloudflare, Inc. | Valid | ARIN | 5/31/2026 |
Covering Prefix
34 less-specific announcementsOrigin ASN
AS13335
CLOUDFLARENET - Cloudflare, Inc.
Geolocation
Country🇨🇿Czech RepublicCZ
CityPrague
API
Open https://api.ipctl.io/v1/prefix/104.28.64.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/104.28.64.0/19" | jq
External Links