Autonomous System
AS28154 AR TELECOM PROVEDOR DE INTERNET LTDA
ISPActiveBrazilLACNIC
AS28154 (AS28154) is an ISP network operated by AR TELECOM PROVEDOR DE INTERNET LTDA in Brazil, registered with LACNIC. It has 27 IPv4 prefixes with 26,112 addresses and 4 IPv6 prefixes, which makes it the 5,920th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses26,112in 27 prefixes
IPv6 prefixes4≈ 7.9 × 10²⁸ addresses
Size rank#5,920of 82,200 active ASNs
Details
OrganizationAR TELECOM PROVEDOR DE INTERNET LTDA
AS nameAS28154
Websitenuvyon.com.br
Country Brazil (BR)
Network typeISP
RegistryLACNIC
Abuse contactnoc@nuvyon.com.br
Registered20090416
Last updated20260909
IPv4 prefixes
27 prefixes · 26,112 addresses| Network | Addresses | First – last address |
|---|---|---|
| 177.54.64.0/20 | 4,096 | 177.54.64.0 – 177.54.79.255 |
| 187.49.208.0/20 | 4,096 | 187.49.208.0 – 187.49.223.255 |
| 177.54.64.0/21 | 2,048 | 177.54.64.0 – 177.54.71.255 |
| 177.54.72.0/21 | 2,048 | 177.54.72.0 – 177.54.79.255 |
| 187.49.208.0/21 | 2,048 | 187.49.208.0 – 187.49.215.255 |
| 187.49.216.0/21 | 2,048 | 187.49.216.0 – 187.49.223.255 |
| 177.54.64.0/22 | 1,024 | 177.54.64.0 – 177.54.67.255 |
| 177.54.68.0/22 | 1,024 | 177.54.68.0 – 177.54.71.255 |
| 177.54.72.0/22 | 1,024 | 177.54.72.0 – 177.54.75.255 |
| 177.54.76.0/22 | 1,024 | 177.54.76.0 – 177.54.79.255 |
| 187.49.212.0/22 | 1,024 | 187.49.212.0 – 187.49.215.255 |
| 177.54.74.0/23 | 512 | 177.54.74.0 – 177.54.75.255 |
| 187.49.208.0/23 | 512 | 187.49.208.0 – 187.49.209.255 |
| 177.54.66.0/24 | 256 | 177.54.66.0 – 177.54.66.255 |
| 177.54.67.0/24 | 256 | 177.54.67.0 – 177.54.67.255 |
| 177.54.69.0/24 | 256 | 177.54.69.0 – 177.54.69.255 |
| 177.54.76.0/24 | 256 | 177.54.76.0 – 177.54.76.255 |
| 187.49.208.0/24 | 256 | 187.49.208.0 – 187.49.208.255 |
| 187.49.209.0/24 | 256 | 187.49.209.0 – 187.49.209.255 |
| 187.49.210.0/24 | 256 | 187.49.210.0 – 187.49.210.255 |
| 187.49.211.0/24 | 256 | 187.49.211.0 – 187.49.211.255 |
| 187.49.215.0/24 | 256 | 187.49.215.0 – 187.49.215.255 |
| 187.49.216.0/24 | 256 | 187.49.216.0 – 187.49.216.255 |
| 187.49.217.0/24 | 256 | 187.49.217.0 – 187.49.217.255 |
| 187.49.218.0/24 | 256 | 187.49.218.0 – 187.49.218.255 |
177.54.64.0/20 187.49.208.0/20 177.54.64.0/21 177.54.72.0/21 187.49.208.0/21 187.49.216.0/21 177.54.64.0/22 177.54.68.0/22 177.54.72.0/22 177.54.76.0/22 187.49.212.0/22 177.54.74.0/23 187.49.208.0/23 177.54.66.0/24 177.54.67.0/24 177.54.69.0/24 177.54.76.0/24 187.49.208.0/24 187.49.209.0/24 187.49.210.0/24 187.49.211.0/24 187.49.215.0/24 187.49.216.0/24 187.49.217.0/24 187.49.218.0/24
The 25 largest of 27. The API and the database have all of them.
IPv6 prefixes
4 prefixes- 2804:30b8::/32
- 2804:30b8:ab::/48
- 2804:30b8:bc::/48
- 2804:30b8:cafe::/48
2804:30b8::/32 2804:30b8:ab::/48 2804:30b8:bc::/48 2804:30b8:cafe::/48
Query AS28154 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=AS28154&key=YOUR_API_KEY"
Any address in its prefixes resolves to AS28154, with or without a key:
curl "https://api.ipapi.is/?q=177.54.64.1"
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