AS6400 Compania Dominicana de Telefonos S. A.

AS6400 - Compania Dominicana de Telefonos S. A. · registered in the Dominican Republic

IPv4 addresses844,032136 prefixes · 0.027% of announced IPv4

Rank in Dominican Republic#1largest network in DO by IPv4 space, of 195 · 41.98% of DO

Rank worldwide#406of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)20 prefixes

CountryDominican Republic201 ASNs registered there

Open AS6400 in ASN lookup Look up an IP in this network (64.32.64.1) All networks in Dominican Republic

IPv4 prefixes

All 136 prefixes, in address order.

64.32.64.0/20
64.32.80.0/21
64.32.88.0/24
64.32.89.0/24
64.32.90.0/23
64.32.92.0/22
64.32.96.0/19
66.98.0.0/22
66.98.4.0/24
66.98.5.0/24
66.98.6.0/23
66.98.8.0/21
66.98.16.0/20
66.98.32.0/20
66.98.48.0/21
66.98.56.0/22
66.98.60.0/23
66.98.62.0/23
66.98.64.0/22
66.98.68.0/23
66.98.70.0/23
66.98.72.0/22
66.98.76.0/23
66.98.78.0/23
66.98.80.0/21
66.98.88.0/21
148.0.0.0/16
148.101.0.0/16
148.255.0.0/16
152.0.0.0/17
152.0.128.0/20
152.0.144.0/20
152.0.160.0/19
152.0.192.0/18
179.52.0.0/18
179.52.64.0/18
179.52.128.0/17
179.53.0.0/19
179.53.32.0/20
179.53.48.0/20
179.53.64.0/18
179.53.128.0/18
179.53.192.0/19
179.53.224.0/19
179.61.16.0/20
186.6.0.0/16
186.7.0.0/17
186.7.128.0/18
186.7.192.0/20
186.7.208.0/20
186.7.224.0/19
190.12.192.0/19
190.80.128.0/20
190.80.144.0/21
190.80.152.0/21
190.80.160.0/22
190.80.164.0/24
190.80.165.0/24
190.80.166.0/23
190.80.168.0/21
190.80.176.0/22
190.80.180.0/22
190.80.184.0/21
190.80.192.0/19
190.80.224.0/20
190.80.240.0/22
190.80.244.0/23
190.80.246.0/24
190.80.247.0/24
190.80.248.0/22
190.80.252.0/22
190.166.0.0/19
190.166.32.0/19
190.166.64.0/18
190.166.128.0/18
190.166.192.0/20
190.166.208.0/22
190.166.212.0/23
190.166.214.0/23
190.166.216.0/21
190.166.224.0/20
190.166.240.0/20
190.167.0.0/18
190.167.64.0/18
190.167.128.0/20
190.167.144.0/24
190.167.145.0/24
190.167.146.0/23
190.167.148.0/22
190.167.152.0/21
190.167.160.0/20
190.167.176.0/20
190.167.192.0/24
190.167.193.0/24
190.167.194.0/23
190.167.196.0/22
190.167.200.0/21
190.167.208.0/20
190.167.224.0/19
196.3.74.0/23
196.3.76.0/22
196.3.80.0/21
196.3.88.0/23
200.1.155.0/24
200.88.0.0/17
200.88.128.0/20
200.88.144.0/21
200.88.152.0/22
200.88.156.0/23
200.88.158.0/23
200.88.160.0/20
200.88.176.0/21
200.88.184.0/22
200.88.188.0/23
200.88.190.0/24
200.88.191.0/24
200.88.192.0/20
200.88.208.0/20
200.88.224.0/21
200.88.232.0/24
200.88.233.0/24
200.88.234.0/23
200.88.236.0/22
200.88.240.0/20
201.229.128.0/19
201.229.160.0/20
201.229.176.0/21
201.229.184.0/21
201.229.192.0/19
201.229.224.0/21
201.229.232.0/22
201.229.236.0/23
201.229.238.0/24
201.229.239.0/24
201.229.240.0/21
201.229.248.0/21

IPv6 prefixes

All 20 prefixes.

2001:1308::/36
2001:1308:1000::/37
2001:1308:1800::/38
2001:1308:1c00::/39
2001:1308:1e00::/39
2001:1308:2000::/39
2001:1308:2200::/39
2001:1308:2400::/38
2001:1308:2800::/39
2001:1308:2a00::/39
2001:1308:2c00::/39
2001:1308:2e00::/39
2001:1308:3000::/36
2001:1308:4000::/34
2001:1308:8000::/35
2001:1308:a000::/36
2001:1308:b000::/38
2001:1308:b400::/38
2001:1308:b800::/37
2001:1308:c000::/34

Similar-sized networks in Dominican Republic

ASNNameIPv4 addresses

AS28118#2 AS28118 - ALTICE DOMINICANA S.A.588,288

AS264750#3 AS264750 - TELEOPERADORA DEL NORDESTE S.R.L64,512

AS27887#4 AS27887 - WIND Telecom S.A.61,440

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