146.163.0.0/16

🇺🇸

IPv4ARINallocatedNo ROA

CIDR

146.163.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇺🇸 United States

City

Edwardsville

RIR

ARIN

Status

allocated

Allocated

2/15/1991

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

13 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
146.163.128.0/18	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.0.0/19	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.96.0/19	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.224.0/19	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.48.0/20	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.64.0/20	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.208.0/20	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.192.0/20	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.32.0/21	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.40.0/21	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.80.0/21	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.88.0/21	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026
146.163.2.0/24	AS53695SIUE - Southern Illinois University at Edwardsville	No ROA	—	6/13/2026

Origin	Registry	Maintainer	Modified
AS53695	RADB	MAINT-CHTR-WD	11/13/2023

Geolocation

Country🇺🇸United StatesUS

RegionIllinois

CityEdwardsville

API

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

curl -s "https://api.ipctl.io/v1/prefix/146.163.0.0/16" | jq

External Links