AS16973 T-Four Services S.A

AS16973 - T-Four Services S.A · registered in Costa Rica

IPv4 addresses4,0963 prefixes · <0.001% of announced IPv4

Rank in Costa Rica#16largest network in CR by IPv4 space, of 82 · 0.19% of CR

Rank worldwide#15,015of 79,396 networks with IPv4

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

CountryCosta Rica85 ASNs registered there

Open AS16973 in ASN lookup Look up an IP in this network (38.247.112.1) All networks in Costa Rica

IPv4 prefixes

All 3 prefixes, in address order.

38.247.112.0/22
168.205.64.0/22
190.4.88.0/21

IPv6 prefixes

All 1 prefix.

2803:3100::/32

Similar-sized networks in Costa Rica

ASNNameIPv4 addresses

AS266853#13 AS266853 - Comunicaciones Metropolitanas METROCOM, S.A.6,144

AS262241#14 AS262241 - COOPERATIVA DE ELECTRIFICACION RURAL DE ALFARO RUIZ R.L.6,144

AS262184#15 AS262184 - GRUPO KONECTIVA LATAM S.A5,120

AS28022#17 AS28022 - CRISP S.A.4,096

AS263232#18 AS263232 - ESPH.SA4,096

AS263762#19 AS263762 - COOPERATIVA DE ELECTRIFICACION RURAL DE GUANACASTE R.L.4,096

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