Autonomous System

AS31763 Berks County Intermediate Unit

EducationActiveUnited StatesARIN

AS31763 (BCIU) is an education network operated by Berks County Intermediate Unit in United States, registered with ARIN. It has 14 IPv4 prefixes with 15,360 addresses, which makes it the 8,122nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses15,360in 14 prefixes
IPv6 prefixes0none
Size rank#8,122of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationBerks County Intermediate Unit
AS nameBCIU
Websiteberksiu.org
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactabuse@berksiu.org
Registered2003-12-16
Last updated2025-06-02

IPv4 prefixes

14 prefixes · 15,360 addresses
NetworkAddressesFirst – last address
205.235.32.0/198,192205.235.32.0 – 205.235.63.255
205.235.32.0/204,096205.235.32.0 – 205.235.47.255
205.235.34.0/24256205.235.34.0 – 205.235.34.255
205.235.38.0/24256205.235.38.0 – 205.235.38.255
205.235.42.0/24256205.235.42.0 – 205.235.42.255
205.235.45.0/24256205.235.45.0 – 205.235.45.255
205.235.48.0/24256205.235.48.0 – 205.235.48.255
205.235.49.0/24256205.235.49.0 – 205.235.49.255
205.235.52.0/24256205.235.52.0 – 205.235.52.255
205.235.56.0/24256205.235.56.0 – 205.235.56.255
205.235.57.0/24256205.235.57.0 – 205.235.57.255
205.235.59.0/24256205.235.59.0 – 205.235.59.255
205.235.61.0/24256205.235.61.0 – 205.235.61.255
205.235.63.0/24256205.235.63.0 – 205.235.63.255

IPv6 prefixes

No IPv6 prefixes.

Query AS31763 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS31763&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS31763, with or without a key:

curl "https://api.ipapi.is/?q=205.235.32.1"

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