Autonomous System
AS52872 Voafibra Comunicacao
ISPActiveBrazilLACNIC
AS52872 (AS52872) is an ISP network operated by Voafibra Comunicacao in Brazil, registered with LACNIC. It has 14 IPv4 prefixes with 10,496 addresses and 1 IPv6 prefix, which makes it the 9,903rd largest of 82,132 active autonomous systems by IPv4 space.
IPv4 addresses10,496in 14 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#9,903of 82,132 active ASNs
Details
OrganizationVoafibra Comunicacao
AS nameAS52872
Website—
Country Brazil (BR)
Network typeISP
RegistryLACNIC
Abuse contact—
Registered20120207
Last updated20260707
IPv4 prefixes
14 prefixes · 10,496 addresses| Network | Addresses | First – last address |
|---|---|---|
| 177.128.192.0/21 | 2,048 | 177.128.192.0 – 177.128.199.255 |
| 168.0.236.0/22 | 1,024 | 168.0.236.0 – 168.0.239.255 |
| 168.197.136.0/22 | 1,024 | 168.197.136.0 – 168.197.139.255 |
| 177.128.192.0/22 | 1,024 | 177.128.192.0 – 177.128.195.255 |
| 177.128.196.0/22 | 1,024 | 177.128.196.0 – 177.128.199.255 |
| 168.0.236.0/23 | 512 | 168.0.236.0 – 168.0.237.255 |
| 168.0.238.0/23 | 512 | 168.0.238.0 – 168.0.239.255 |
| 168.197.136.0/23 | 512 | 168.197.136.0 – 168.197.137.255 |
| 168.197.138.0/23 | 512 | 168.197.138.0 – 168.197.139.255 |
| 177.128.192.0/23 | 512 | 177.128.192.0 – 177.128.193.255 |
| 177.128.194.0/23 | 512 | 177.128.194.0 – 177.128.195.255 |
| 177.128.196.0/23 | 512 | 177.128.196.0 – 177.128.197.255 |
| 177.128.198.0/23 | 512 | 177.128.198.0 – 177.128.199.255 |
| 168.197.138.0/24 | 256 | 168.197.138.0 – 168.197.138.255 |
177.128.192.0/21 168.0.236.0/22 168.197.136.0/22 177.128.192.0/22 177.128.196.0/22 168.0.236.0/23 168.0.238.0/23 168.197.136.0/23 168.197.138.0/23 177.128.192.0/23 177.128.194.0/23 177.128.196.0/23 177.128.198.0/23 168.197.138.0/24
IPv6 prefixes
1 prefix- 2804:88c::/32
2804:88c::/32
Query AS52872 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=AS52872&key=YOUR_API_KEY"Any address in its prefixes resolves to AS52872, with or without a key:
curl "https://api.ipapi.is/?q=177.128.192.1"Largest networks in Brazil
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