AS265238 TefNet Tecnologia - Internet Service Provider

AS265238 - TefNet Tecnologia - Internet Service Provider · registered in Brazil

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Brazil#6,967largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#46,929of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryBrazil8,771 ASNs registered there

Open AS265238 in ASN lookup Look up an IP in this network (167.250.244.1) All networks in Brazil

IPv4 prefixes

All 2 prefixes, in address order.

167.250.244.0/24
167.250.246.0/24

IPv6 prefixes

All 1 prefix.

2804:2cb4::/32

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AS265249#6968 AS265249 - TCM TELECOM LTDA512

AS265285#6969 AS265285 - DAILSON A.S.VIEIRA - ME512

AS265372#6970 AS265372 - Antena Sat NetCom512

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources