CO

Colombia holds 17,523,712 IPv4 addresses from APNIC, LACNIC and RIPE NCC.

Short answer

Regional registries have allocated 17,523,712 IPv4 addresses in 651 blocks, 764 IPv6 blocks and 617 network numbers to organisations in Colombia, the first on 1 Jan 1987. By DB-IP’s count the largest network here is COMCEL S.A. (AS26611).

RegistryAPNIC, LACNIC, RIPE NCC
IPv4 allocated (RIR)17,523,712
IPv4 blocks651
IPv6 blocks764 (430 /32s of space)
Network numbers (ASNs)617
First / latest allocation1 Jan 1987 / 3 Nov 2026
IPv4 placed here by DB-IP18,026,183
DB-IP ranges (IPv4 / IPv6)1,619 / 1,710

Registered here vs used here

The RIR count is what was allocated to organisations registered in Colombia; DB-IP’s count is where it estimates addresses are used. DB-IP places 502,471 more IPv4 addresses in Colombia than were allocated here, which happens when networks registered elsewhere (cloud providers, multinationals) operate in the country.

Largest networks by IPv4 space in Colombia

NetworkASNIPv4 in CO
COMCEL S.A.AS266114,446,464
EPM Telecomunicaciones S.A. E.S.P.AS134894,228,848
COLOMBIA TELECOMUNICACIONES S.A. ESP BICAS38163,130,960
Telmex Colombia S.A.AS106201,834,880
ETB - ColombiaAS19429871,872
Telmex Colombia S.A.AS14080650,496
PARTNERS TELECOM COLOMBIA SASAS271773134,144
INTERNEXA S.A. E.S.PAS18678112,760
IFX CorporationAS18747112,216
Level 3 Communications, Inc.AS354999,835
EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P.AS1029986,784
TV AZTECA SUCURSAL COLOMBIAAS26218677,824
COLUMBUS NETWORKS COLOMBIAAS26219172,770
University de Los AndesAS360365,536
Universidad Nacional de ColombiaAS572264,512

IP Geolocation by DB-IP (ASN Lite × Country Lite, CC BY 4.0).

Allocations per year

201566
201666
201765
201888
2019173
2020185
202189
2022127
2023174
2024121
2025121
2026159

Delegation records per year (IPv4 blocks + IPv6 blocks + ASN records) still current in the RIR files. Last 12 years shown.

Download the ranges

Every IPv4 and IPv6 range DB-IP Country Lite places in Colombia, as CSV. The file carries DB-IP’s attribution, which you must keep if you republish it.

Colombia ranges (CSV)

Sources

  1. NRO RIR delegated-extended statistics · checked 5 Nov 2026
  2. DB-IP IP to Country Lite (CC BY 4.0) · checked 3 Nov 2026