Autonomous System

AS22736 Cincinnati Public Schools

EducationActiveUnited StatesARIN

AS22736 (CPS) is an education network operated by Cincinnati Public Schools in United States, registered with ARIN. It has 2 IPv4 prefixes with 16,640 addresses, which makes it the 7,642nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses16,640in 2 prefixes
IPv6 prefixes0none
Size rank#7,642of 82,200 active ASNs
Abuser scoreVery Low0.01% of its addresses flagged · method

Details

OrganizationCincinnati Public Schools
AS nameCPS
Websitecps-k12.org
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contacthostmaster@cpsboe.k12.oh.us
Registered2026-08-31
Last updated2026-08-31

IPv4 prefixes

2 prefixes · 16,640 addresses
NetworkAddressesFirst – last address
198.203.64.0/1816,384198.203.64.0 – 198.203.127.255
198.140.201.0/24256198.140.201.0 – 198.140.201.255

IPv6 prefixes

No IPv6 prefixes.

Query AS22736 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=AS22736&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS22736, with or without a key:

curl "https://api.ipapi.is/?q=198.203.64.1"

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