AS28202

Name: AS28202 — MASTER S/A
Creator: ipdex

MASTER S/A ISP registered in Brazil

118IPv4 prefixes

11IPv6 prefixes

100%RPKI-valid

#620AS Rank

#30Rank in Brazil

2008-04-09Allocated

MASTER S/A (AS28202) — ISP, registered in Brazil. announces 118 IPv4 prefixes + 11 IPv6 prefixes. Rank in Brazil: #30. Allocated: 2008-04-09.

IPv4 118IPv6 11

Announced prefixes · 129

v4 187.120.64.0/19 valid
v4 187.120.88.0/22 valid
v4 187.44.0.0/18 valid
v4 187.44.0.0/22 valid
v4 187.44.36.0/22 valid
v4 187.44.40.0/22 valid
v4 189.91.0.0/19 valid
v4 189.91.4.0/22 valid
v4 191.240.0.0/17 valid
v4 191.240.12.0/22 valid
v4 191.240.120.0/21 valid
v4 191.240.120.0/22 valid
v4 191.240.124.0/22 valid
v4 191.240.20.0/22 valid
v4 191.240.44.0/22 valid
v4 191.240.48.0/22 valid
v4 191.240.64.0/22 valid
v4 191.240.68.0/22 valid
v4 191.240.72.0/22 valid
v4 191.240.8.0/22 valid
v4 191.240.96.0/22 valid
v4 191.53.0.0/16 valid
v4 191.53.104.0/22 valid
v4 191.53.112.0/22 valid
v4 191.53.116.0/22 valid
v4 191.53.128.0/21 valid
v4 191.53.128.0/22 valid
v4 191.53.132.0/22 valid
v4 191.53.148.0/22 valid
v4 191.53.156.0/22 valid
v4 191.53.16.0/21 valid
v4 191.53.16.0/22 valid
v4 191.53.160.0/22 valid
v4 191.53.164.0/22 valid
v4 191.53.168.0/22 valid
v4 191.53.172.0/22 valid
v4 191.53.176.0/20 valid
v4 191.53.176.0/21 valid
v4 191.53.176.0/22 valid
v4 191.53.180.0/22 valid
v4 191.53.184.0/21 valid
v4 191.53.184.0/22 valid
v4 191.53.188.0/22 valid
v4 191.53.192.0/20 valid
v4 191.53.192.0/21 valid
v4 191.53.192.0/22 valid
v4 191.53.196.0/22 valid
v4 191.53.20.0/22 valid
v4 191.53.200.0/21 valid
v4 191.53.200.0/22 valid

RPKI: rpki.cloudflare.com · 2026-06-19

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	129
2026-06-13	129

Internet Exchanges · 1

IX.br (PTT.br) São Paulo São Paulo/SP 300 Gbps

Facilities · 3

3 Facilities · 1 Countries

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AS28202

Announced prefixes · 129

Prefix history

Internet Exchanges · 1

Facilities · 3

AS topology · Customer cone 73

Providers · 7

Peers · 34

Customers · 33

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