104.99.0.0/20

🇺🇸

CIDR

104.99.0.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇺🇸 United States

City

Cambridge

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
104.99.0.0/20	AS16625AKAMAI-AS - Akamai Technologies, Inc.	Valid	ARIN	5/30/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
104.64.0.0/10	AS20940AKAMAI-ASN1 Akamai International B.V.	Valid	—	5/30/2026

Prefix	Origin	Max Length	Trust Anchor
104.99.0.0/20	AS16625	/20	arin
104.64.0.0/10	AS20940	/10	arin

Origin	Registry	Maintainer	Modified
AS16625	ARIN	MNT-AKAMAI	4/25/2024

Origin ASN

Geolocation

This is an anycast prefix. The location shown is the organization HQ — actual server location varies by your network path.

Country🇺🇸United StatesUS

RegionMassachusetts

CityCambridge

TimezoneAmerica/New_York

API

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

curl -s "https://api.ipctl.io/v1/prefix/104.99.0.0/20" | jq

External Links