Autonomous System

AS21612 FUNDACAO INSTITUTO OSWALDO CRUZ

GovernmentActiveBrazilLACNIC

AS21612 (AS21612) is a government network operated by FUNDACAO INSTITUTO OSWALDO CRUZ in Brazil, registered with LACNIC. It has 27 IPv4 prefixes with 136,960 addresses, which makes it the 1,741st largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses136,960in 27 prefixes
IPv6 prefixes0none
Size rank#1,741of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationFUNDACAO INSTITUTO OSWALDO CRUZ
AS nameAS21612
Websitefiocruz.br
Country Brazil (BR)
Network typeGovernment
RegistryLACNIC
Abuse contact—
Registered20130322
Last updated20130904

IPv4 prefixes

27 prefixes · 136,960 addresses
NetworkAddressesFirst – last address
157.86.0.0/1732,768157.86.0.0 – 157.86.127.255
157.86.128.0/1732,768157.86.128.0 – 157.86.255.255
157.86.0.0/1816,384157.86.0.0 – 157.86.63.255
157.86.64.0/1816,384157.86.64.0 – 157.86.127.255
157.86.128.0/1816,384157.86.128.0 – 157.86.191.255
157.86.192.0/1816,384157.86.192.0 – 157.86.255.255
157.86.48.0/23512157.86.48.0 – 157.86.49.255
157.86.94.0/23512157.86.94.0 – 157.86.95.255
157.86.43.0/24256157.86.43.0 – 157.86.43.255
157.86.47.0/24256157.86.47.0 – 157.86.47.255
157.86.49.0/24256157.86.49.0 – 157.86.49.255
157.86.57.0/24256157.86.57.0 – 157.86.57.255
157.86.61.0/24256157.86.61.0 – 157.86.61.255
157.86.85.0/24256157.86.85.0 – 157.86.85.255
157.86.94.0/24256157.86.94.0 – 157.86.94.255
157.86.95.0/24256157.86.95.0 – 157.86.95.255
157.86.122.0/24256157.86.122.0 – 157.86.122.255
157.86.125.0/24256157.86.125.0 – 157.86.125.255
157.86.127.0/24256157.86.127.0 – 157.86.127.255
157.86.128.0/24256157.86.128.0 – 157.86.128.255
157.86.135.0/24256157.86.135.0 – 157.86.135.255
157.86.137.0/24256157.86.137.0 – 157.86.137.255
157.86.140.0/24256157.86.140.0 – 157.86.140.255
157.86.158.0/24256157.86.158.0 – 157.86.158.255
157.86.159.0/24256157.86.159.0 – 157.86.159.255
The 25 largest of 27. The API and the database have all of them.

IPv6 prefixes

No IPv6 prefixes.

Query AS21612 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=AS21612&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS21612, with or without a key:

curl "https://api.ipapi.is/?q=157.86.0.1"

Largest networks in Brazil

AS26599 TELEFÔNICA BRASIL S.A.19,448,320 IPv4 addressesAS26615 TIM S/A11,476,992 IPv4 addressesAS28573 Claro NXT Telecomunicacoes Ltda10,084,608 IPv4 addressesAS18881 TELEFÔNICA BRASIL S.A.8,841,728 IPv4 addressesAS27699 TELEFÔNICA BRASIL S.A.6,563,328 IPv4 addressesAS4230 CLARO S.A.5,155,584 IPv4 addresses