63.21.176.0/21
🇺🇸CIDR
63.21.176.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Boston
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.21.176.0/21 | AS7224AMAZON-AS - Amazon.com, Inc. | Invalid | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.16.0.0/12 | AS701UUNET - Verizon Business | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 63.16.0.0/12 | AS701 | /12 | arin |
Origin ASN
AS7224
AMAZON-AS - Amazon.com, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/63.21.176.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/63.21.176.0/21" | jq
External Links