Autonomous System

AS19226 NSF'S NOIRLAB

BusinessActiveUnited StatesARIN

AS19226 (AURA-SOUTH) is a business network operated by NSF'S NOIRLAB in United States, registered with ARIN. It has 1 IPv4 prefix with 65,536 addresses, which makes it the 3,698th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,536in 1 prefix
IPv6 prefixes0none
Size rank#3,698of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationNSF'S NOIRLAB
AS nameAURA-SOUTH
Websitenoirlab.edu
Country United States (US)
Network typeBusiness
RegistryARIN
Abuse contactjim.hughes@noirlab.edu
Registered2000-12-06
Last updated2021-08-19

IPv4 prefixes

1 prefix · 65,536 addresses
NetworkAddressesFirst – last address
139.229.0.0/1665,536139.229.0.0 – 139.229.255.255

IPv6 prefixes

No IPv6 prefixes.

Query AS19226 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=AS19226&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS19226, with or without a key:

curl "https://api.ipapi.is/?q=139.229.0.1"

Largest networks in United States

AS749 United States Department of Defense (DoD)227,464,192 IPv4 addressesAS16509 Amazon.com, Inc.218,038,784 IPv4 addressesAS7018 AT&T Enterprises, LLC117,262,080 IPv4 addressesAS8075 Microsoft Corporation81,463,040 IPv4 addressesAS721 United States Department of Defense (DoD)73,070,080 IPv4 addressesAS7922 Comcast Cable Communications, LLC68,336,896 IPv4 addresses