AS266475

Name: AS266475 — SEM FRONTEIRAS TELECOMUNICACOES LTDA
Creator: ipdex

SEM FRONTEIRAS TELECOMUNICACOES LTDA ISP registered in Brazil

26IPv4 prefixes

14IPv6 prefixes

48%RPKI-valid

#5,753AS Rank

326/327RIS visibility

#167Rank in Brazil

2017-01-10Allocated

SEM FRONTEIRAS TELECOMUNICACOES LTDA (AS266475) — ISP, registered in Brazil. announces 26 IPv4 prefixes + 14 IPv6 prefixes. Rank in Brazil: #167. Allocated: 2017-01-10.

IPv4 26IPv6 14

Announced prefixes · 40

v4 170.83.172.0/22 valid
v4 170.83.172.0/24 valid
v4 170.83.173.0/24 valid
v4 170.83.174.0/24 valid
v4 170.83.175.0/24 valid
v4 38.191.48.0/20 unknown
v4 38.191.48.0/23 unknown
v4 38.191.50.0/23 unknown
v4 38.191.52.0/23 unknown
v4 38.191.54.0/23 unknown
v4 38.191.56.0/23 unknown
v4 38.191.58.0/23 unknown
v4 38.191.60.0/23 unknown
v4 38.191.60.0/24 unknown
v4 38.191.61.0/24 unknown
v4 38.191.62.0/23 unknown
v4 38.56.72.0/22 unknown
v4 38.56.72.0/24 unknown
v4 38.56.73.0/24 unknown
v4 38.56.74.0/24 unknown
v4 38.56.75.0/24 unknown
v4 38.9.112.0/22 unknown
v4 38.9.112.0/24 unknown
v4 38.9.113.0/24 unknown
v4 38.9.114.0/24 unknown
v4 38.9.115.0/24 unknown
v6 2804:3868:1600::/39 valid
v6 2804:3868:1a00::/39 valid
v6 2804:3868:200::/39 valid
v6 2804:3868:4000::/34 valid
v6 2804:3868:600::/39 valid
v6 2804:3868:8000::/34 valid
v6 2804:3868::/32 valid
v6 2804:3868::/34 valid
v6 2804:3868:c000::/34 valid
v6 2804:3868:e00::/39 valid
v6 2804:3868:f200::/39 valid
v6 2804:3868:f400::/39 valid
v6 2804:3868:f600::/39 valid
v6 2804:3868:f800::/39 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 26 IPv4 · 14 IPv6 announced · RIS visibility 326/327 RIS peers · RIPEstat · 2026-06-17

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	40
2026-06-13	40

Internet Exchanges · 2

IX.br (PTT.br) São Paulo São Paulo/SP 100 Gbps
IX.br (PTT.br) Rio Branco Rio Branco/AC 10 Gbps

Facilities · 1

1 Facilities · 1 Countries

Equinix SP4 - São Paulo Barueri

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AS266475

Announced prefixes · 40

Prefix history

Internet Exchanges · 2

Facilities · 1

AS topology · Customer cone 4

Providers · 6

Peers · 28

Customers · 3

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