Autonomous System

AS20191 Pontificia Universidad Catolica de Chile

EducationActiveChileLACNIC

AS20191 (AS20191) is an education network operated by Pontificia Universidad Catolica de Chile in Chile, registered with LACNIC. It has 26 IPv4 prefixes with 72,192 addresses and 3 IPv6 prefixes, which makes it the 2,922nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses72,192in 26 prefixes
IPv6 prefixes3≈ 8.9 × 10²⁸ addresses
Size rank#2,922of 82,200 active ASNs
Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationPontificia Universidad Catolica de Chile
AS nameAS20191
Websiteuc.cl
Country Chile (CL)
Network typeEducation
RegistryLACNIC
Abuse contactnic@uc.cl
Registered20010404
Last updated20230117

IPv4 prefixes

26 prefixes · 72,192 addresses
NetworkAddressesFirst – last address
146.155.0.0/1665,536146.155.0.0 – 146.155.255.255
146.155.160.0/23512146.155.160.0 – 146.155.161.255
146.155.1.0/24256146.155.1.0 – 146.155.1.255
146.155.2.0/24256146.155.2.0 – 146.155.2.255
146.155.25.0/24256146.155.25.0 – 146.155.25.255
146.155.39.0/24256146.155.39.0 – 146.155.39.255
146.155.49.0/24256146.155.49.0 – 146.155.49.255
146.155.60.0/24256146.155.60.0 – 146.155.60.255
146.155.73.0/24256146.155.73.0 – 146.155.73.255
146.155.75.0/24256146.155.75.0 – 146.155.75.255
146.155.77.0/24256146.155.77.0 – 146.155.77.255
146.155.89.0/24256146.155.89.0 – 146.155.89.255
146.155.92.0/24256146.155.92.0 – 146.155.92.255
146.155.94.0/24256146.155.94.0 – 146.155.94.255
146.155.95.0/24256146.155.95.0 – 146.155.95.255
146.155.96.0/24256146.155.96.0 – 146.155.96.255
146.155.97.0/24256146.155.97.0 – 146.155.97.255
146.155.99.0/24256146.155.99.0 – 146.155.99.255
146.155.100.0/24256146.155.100.0 – 146.155.100.255
146.155.109.0/24256146.155.109.0 – 146.155.109.255
146.155.117.0/24256146.155.117.0 – 146.155.117.255
146.155.118.0/24256146.155.118.0 – 146.155.118.255
146.155.119.0/24256146.155.119.0 – 146.155.119.255
146.155.127.0/24256146.155.127.0 – 146.155.127.255
146.155.157.0/24256146.155.157.0 – 146.155.157.255
The 25 largest of 26. The API and the database have all of them.

IPv6 prefixes

3 prefixes
  • 2800:1b0::/32
  • 2800:1b0:5000::/36
  • 2800:1b0:6000::/36

Query AS20191 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=AS20191&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS20191, with or without a key:

curl "https://api.ipapi.is/?q=146.155.0.1"

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