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AS3816

AS3816 is COLOMBIA TELECOMUNICACIONES S.A. ESP BIC.

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (4 Nov 2026)

Short answer

AS3816 belongs to COLOMBIA TELECOMUNICACIONES S.A. ESP BIC. DB-IP Lite attributes 3,130,960 IPv4 addresses in 119 ranges and 11 IPv6 ranges to it, all or nearly all of the IPv4 space in Colombia. The number is registered with LACNIC in Colombia on 9 Sept 1994.

Facts for AS3816
Operator (DB-IP)COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
IPv4 addresses3,130,960
IPv4 ranges119
IPv6 ranges11
RegistryLACNIC
Registered9 Sept 1994
Registry countryColombia (CO)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

COLOMBIA TELECOMUNICACIONES S.A. ESP BIC hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 11 IPv6 ranges for AS3816, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

CO100%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
38.156.225.0 – 38.156.225.25538.156.225.0/24256
45.71.180.0 – 45.71.180.25545.71.180.0/24256
45.191.44.0 – 45.191.44.25545.191.44.0/24256
152.200.0.0 – 152.200.32.255152.200.0.0/19, 152.200.32.0/248,448
152.200.128.0 – 152.200.203.255152.200.128.0/18, 152.200.192.0/21 …19,456
152.200.205.0 – 152.200.251.255152.200.205.0/24, 152.200.206.0/23 …12,032
152.201.32.0 – 152.201.127.255152.201.32.0/19, 152.201.64.0/1824,576
152.201.160.0 – 152.204.132.255152.201.160.0/19, 152.201.192.0/18 …189,696
152.204.134.0 – 152.204.134.255152.204.134.0/24256
152.204.136.0 – 152.205.79.255152.204.136.0/21, 152.204.144.0/20 …51,200
152.205.192.0 – 152.205.255.255152.205.192.0/1816,384
161.10.0.0 – 161.10.255.255161.10.0.0/1665,536
161.18.0.0 – 161.18.15.255161.18.0.0/204,096
161.18.32.0 – 161.18.95.255161.18.32.0/19, 161.18.64.0/1916,384
161.18.104.0 – 161.18.255.255161.18.104.0/21, 161.18.112.0/20 …38,912
167.0.0.0 – 167.0.255.255167.0.0.0/1665,536
168.228.111.0 – 168.228.111.255168.228.111.0/24256
179.32.0.0 – 179.33.31.255179.32.0.0/16, 179.33.0.0/1973,728
179.33.48.0 – 179.33.107.255179.33.48.0/20, 179.33.64.0/19 …15,360
179.33.110.0 – 179.33.174.255179.33.110.0/23, 179.33.112.0/20 …16,640
179.33.176.0 – 179.33.255.255179.33.176.0/20, 179.33.192.0/1820,480
181.32.0.0 – 181.33.31.255181.32.0.0/16, 181.33.0.0/1973,728
181.33.128.0 – 181.33.223.255181.33.128.0/18, 181.33.192.0/1924,576
181.174.8.0 – 181.174.9.255181.174.8.0/23512
181.174.12.0 – 181.174.15.255181.174.12.0/221,024
181.174.18.0 – 181.174.21.255181.174.18.0/23, 181.174.20.0/231,024
181.174.24.0 – 181.174.29.255181.174.24.0/22, 181.174.28.0/231,536
181.174.35.0 – 181.174.37.255181.174.35.0/24, 181.174.36.0/23768
181.174.48.0 – 181.174.51.255181.174.48.0/221,024
181.192.128.0 – 181.192.255.255181.192.128.0/1732,768
181.234.0.0 – 181.234.95.255181.234.0.0/18, 181.234.64.0/1924,576
181.234.128.0 – 181.234.223.255181.234.128.0/18, 181.234.192.0/1924,576
181.235.0.0 – 181.235.31.255181.235.0.0/198,192
181.235.64.0 – 181.235.111.255181.235.64.0/19, 181.235.96.0/2012,288
181.235.128.0 – 181.236.175.255181.235.128.0/17, 181.236.0.0/17 …77,824
181.236.184.0 – 181.236.191.255181.236.184.0/212,048
181.236.200.0 – 181.236.211.255181.236.200.0/21, 181.236.208.0/223,072
181.236.214.0 – 181.236.215.255181.236.214.0/23512
181.236.217.0 – 181.236.218.255181.236.217.0/24, 181.236.218.0/24512
181.236.221.0 – 181.236.223.255181.236.221.0/24, 181.236.222.0/23768
181.236.232.0 – 181.236.239.255181.236.232.0/212,048
181.237.0.0 – 181.237.95.255181.237.0.0/18, 181.237.64.0/1924,576
181.237.128.0 – 181.237.143.255181.237.128.0/204,096
181.237.160.0 – 181.237.255.255181.237.160.0/19, 181.237.192.0/1824,576
186.98.0.0 – 186.99.31.255186.98.0.0/16, 186.99.0.0/1973,728
186.99.96.0 – 186.99.247.255186.99.96.0/19, 186.99.128.0/18 …38,912
186.99.252.0 – 186.99.254.255186.99.252.0/23, 186.99.254.0/24768
186.102.0.0 – 186.102.192.255186.102.0.0/17, 186.102.128.0/18 …49,408
186.103.0.0 – 186.103.127.255186.103.0.0/1732,768
186.112.0.0 – 186.112.127.255186.112.0.0/1732,768
2800:680:: – 2800:680:10:ffff:ffff:ffff:ffff:ffff2800:680::/44IPv6
2800:680:12:: – 2800:680:ffff:ffff:ffff:ffff:ffff:ffff2800:680:12::/47IPv6
2800:8b0:: – 2800:8b0:3ff:ffff:ffff:ffff:ffff:ffff2800:8b0::/38IPv6
2801:10:f000:: – 2801:10:f000:ffff:ffff:ffff:ffff:ffff2801:10:f000::/48IPv6
2801:16:800:: – 2801:16:800:ffff:ffff:ffff:ffff:ffff2801:16:800::/48IPv6
2801:1e:800:: – 2801:1e:800:ffff:ffff:ffff:ffff:ffff2801:1e:800::/48IPv6
2801:11e:1:: – 2801:11e:1:ffff:ffff:ffff:ffff:ffff2801:11e:1::/48IPv6
2801:130:: – 2801:130:fff:ffff:ffff:ffff:ffff:ffff2801:130::/36IPv6
2801:1c6:: – 2801:1c6:f:ffff:ffff:ffff:ffff:ffff2801:1c6::/44IPv6
2801:1f9:9:: – 2801:1f9:9:ffff:ffff:ffff:ffff:ffff2801:1f9:9::/48IPv6
2803:3250:eaa9:: – 2803:3250:eaa9:ffff:ffff:ffff:ffff:ffff2803:3250:eaa9::/48IPv6
Showing 50 of 119 IPv4 and 11 of 11 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

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