Autonomous System
AS1251 FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO
BusinessActiveBrazilLACNIC
AS1251 (AS1251) is a business network operated by FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO in Brazil, registered with LACNIC. It has 40 IPv4 prefixes with 132,352 addresses and 1 IPv6 prefix, which makes it the 1,832nd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses132,352in 40 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#1,832of 82,200 active ASNs
Details
OrganizationFUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO
AS nameAS1251
Websitefapesp.br
Country Brazil (BR)
Network typeBusiness
RegistryLACNIC
Abuse contactmduma@fapesp.br
Registered19991112
Last updated20130306
IPv4 prefixes
40 prefixes · 132,352 addresses| Network | Addresses | First – last address |
|---|---|---|
| 143.108.0.0/16 | 65,536 | 143.108.0.0 – 143.108.255.255 |
| 200.136.32.0/19 | 8,192 | 200.136.32.0 – 200.136.63.255 |
| 200.136.64.0/19 | 8,192 | 200.136.64.0 – 200.136.95.255 |
| 200.18.48.0/20 | 4,096 | 200.18.48.0 – 200.18.63.255 |
| 200.18.240.0/20 | 4,096 | 200.18.240.0 – 200.18.255.255 |
| 200.19.80.0/20 | 4,096 | 200.19.80.0 – 200.19.95.255 |
| 200.136.16.0/20 | 4,096 | 200.136.16.0 – 200.136.31.255 |
| 200.136.96.0/20 | 4,096 | 200.136.96.0 – 200.136.111.255 |
| 200.136.160.0/20 | 4,096 | 200.136.160.0 – 200.136.175.255 |
| 200.144.32.0/20 | 4,096 | 200.144.32.0 – 200.144.47.255 |
| 200.144.80.0/20 | 4,096 | 200.144.80.0 – 200.144.95.255 |
| 200.144.128.0/20 | 4,096 | 200.144.128.0 – 200.144.143.255 |
| 143.108.8.0/22 | 1,024 | 143.108.8.0 – 143.108.11.255 |
| 200.19.224.0/22 | 1,024 | 200.19.224.0 – 200.19.227.255 |
| 200.136.184.0/22 | 1,024 | 200.136.184.0 – 200.136.187.255 |
| 200.144.64.0/22 | 1,024 | 200.144.64.0 – 200.144.67.255 |
| 200.144.68.0/22 | 1,024 | 200.144.68.0 – 200.144.71.255 |
| 200.144.120.0/22 | 1,024 | 200.144.120.0 – 200.144.123.255 |
| 200.10.178.0/23 | 512 | 200.10.178.0 – 200.10.179.255 |
| 200.18.48.0/23 | 512 | 200.18.48.0 – 200.18.49.255 |
| 200.18.110.0/23 | 512 | 200.18.110.0 – 200.18.111.255 |
| 200.19.228.0/23 | 512 | 200.19.228.0 – 200.19.229.255 |
| 200.136.182.0/23 | 512 | 200.136.182.0 – 200.136.183.255 |
| 200.144.78.0/23 | 512 | 200.144.78.0 – 200.144.79.255 |
| 200.144.126.0/23 | 512 | 200.144.126.0 – 200.144.127.255 |
143.108.0.0/16 200.136.32.0/19 200.136.64.0/19 200.18.48.0/20 200.18.240.0/20 200.19.80.0/20 200.136.16.0/20 200.136.96.0/20 200.136.160.0/20 200.144.32.0/20 200.144.80.0/20 200.144.128.0/20 143.108.8.0/22 200.19.224.0/22 200.136.184.0/22 200.144.64.0/22 200.144.68.0/22 200.144.120.0/22 200.10.178.0/23 200.18.48.0/23 200.18.110.0/23 200.19.228.0/23 200.136.182.0/23 200.144.78.0/23 200.144.126.0/23
The 25 largest of 40. The API and the database have all of them.
IPv6 prefixes
1 prefix- 2001:12d8::/32
2001:12d8::/32
Query AS1251 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=AS1251&key=YOUR_API_KEY"Any address in its prefixes resolves to AS1251, with or without a key:
curl "https://api.ipapi.is/?q=143.108.0.1"Largest networks in Brazil
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