63.99.74.0/24

🇺🇸

IPv4ARINannouncedAS30515USP - USP RPKI Valid

CIDR

63.99.74.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Rockville

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
63.99.74.0/24	AS30515USP - USP	Valid	ARINRADB	5/30/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
63.96.0.0/12	AS701UUNET - Verizon Business	No ROA	—	5/30/2026

Prefix	Origin	Max Length	Trust Anchor
63.99.74.0/24	AS30515	/24	arin

Origin	Registry	Maintainer	Modified
AS30515	ARIN	MNT-MCICS	5/13/2026
AS30515	RADB	MAINT-AS7784	5/1/2026

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionMaryland

CityRockville

API

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/63.99.74.0/24" | jq

External Links