63.133.152.0/21
🇺🇸CIDR
63.133.152.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Richardson
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.133.152.0/21 | AS20077IPNETZONE-ASN - IPNetZone | No ROA | — | 5/30/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.133.128.0/18 | AS3257GTT-BACKBONE GTT Communications Inc. | No ROA | — | 5/30/2026 |
| 63.133.128.0/18 | AS20077IPNETZONE-ASN - IPNetZone | No ROA | — | 5/30/2026 |
Origin ASN
AS20077
IPNETZONE-ASN - IPNetZone
Geolocation
API
Open https://api.ipctl.io/v1/prefix/63.133.152.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/63.133.152.0/21" | jq
External Links