AS3816
COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →AS3816 — global IP footprint
Cities where AS3816 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS3816 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 161.10.128.0/19 | 121,002 | 2026-07-18 09:47:09 |
| 191.110.48.0/20 | 120,853 | 2026-07-18 09:47:09 |
| 179.32.80.0/20 | 120,826 | 2026-07-18 09:47:09 |
| 190.69.176.0/24 | 115,037 | 2026-07-18 09:47:09 |
| 186.112.220.0/23 | 114,964 | 2026-07-18 09:47:09 |
| 200.3.165.0/24 | 59,675 | 2026-07-18 09:31:14 |
| 200.21.33.0/24 | 23,900 | 2026-07-18 09:31:11 |
| 190.254.224.0/20 | 22,656 | 2026-07-18 09:48:40 |
| 186.119.208.0/20 | 21,122 | 2026-07-18 09:48:40 |
| 179.32.160.0/20 | 21,110 | 2026-07-18 09:48:40 |
| 186.112.240.0/20 | 21,072 | 2026-07-18 09:48:40 |
| 191.107.192.0/20 | 21,015 | 2026-07-18 09:48:40 |
| 191.104.32.0/19 | 21,003 | 2026-07-18 09:48:40 |
| 191.107.208.0/20 | 20,883 | 2026-07-18 09:48:40 |
| 191.107.160.0/20 | 20,879 | 2026-07-18 09:48:40 |
| 191.107.176.0/20 | 20,879 | 2026-07-18 09:48:40 |
| 191.107.240.0/20 | 20,877 | 2026-07-18 09:48:40 |
| 191.107.224.0/20 | 20,860 | 2026-07-18 09:48:40 |
| 186.170.91.0/24 | 20,699 | 2026-07-18 09:47:09 |
| 179.33.100.0/24 | 20,631 | 2026-07-18 09:47:09 |
| 181.236.217.0/24 | 14,669 | 2026-07-18 09:49:02 |
| 200.3.164.0/24 | 14,027 | 2026-07-18 09:47:09 |
| 45.191.44.0/24 | 13,988 | 2026-07-18 09:47:09 |
| 200.3.166.0/24 | 12,796 | 2026-07-18 09:31:14 |
| 181.174.28.0/23 | 10,922 | 2026-07-18 09:48:39 |
| 181.174.26.0/23 | 10,911 | 2026-07-18 09:48:39 |
| 181.236.64.0/19 | 10,901 | 2026-07-18 09:48:39 |
| 181.174.14.0/23 | 10,899 | 2026-07-18 09:48:39 |
| 181.174.20.0/23 | 10,894 | 2026-07-18 09:48:39 |
| 181.174.12.0/23 | 10,884 | 2026-07-18 09:48:39 |
| 190.13.0.0/19 | 10,852 | 2026-07-18 09:48:39 |
| 186.115.176.0/20 | 10,660 | 2026-07-18 09:48:39 |
| 191.104.224.0/19 | 10,545 | 2026-07-18 09:48:39 |
| 191.110.64.0/18 | 9,269 | 2026-07-18 09:48:35 |
| 181.174.50.0/23 | 8,885 | 2026-07-18 09:48:35 |
| 181.174.36.0/23 | 8,876 | 2026-07-18 09:48:35 |
| 181.174.18.0/23 | 8,850 | 2026-07-18 09:48:35 |
| 181.174.24.0/23 | 8,849 | 2026-07-18 09:48:35 |
| 181.174.8.0/23 | 8,801 | 2026-07-18 09:48:35 |
| 181.174.48.0/23 | 8,794 | 2026-07-18 09:48:35 |
| 181.236.0.0/19 | 8,619 | 2026-07-18 09:47:09 |
| 152.204.136.0/21 | 8,614 | 2026-07-18 09:47:09 |
| 186.115.80.0/20 | 8,613 | 2026-07-18 09:48:35 |
| 190.13.56.0/21 | 8,600 | 2026-07-18 09:48:35 |
| 190.255.160.0/20 | 8,584 | 2026-07-18 09:30:52 |
| 190.65.48.0/21 | 8,567 | 2026-07-18 09:48:35 |
| 191.110.192.0/18 | 8,494 | 2026-07-18 09:48:35 |
| 186.170.224.0/19 | 8,374 | 2026-07-18 09:47:09 |
| 181.237.224.0/19 | 8,362 | 2026-07-18 09:47:09 |
| 186.98.160.0/19 | 8,361 | 2026-07-18 09:47:09 |
Showing top 50 of 1,367 announced prefixes by sample volume.
Frequently Asked Questions
What is AS3816?
AS3816 is an Autonomous System Number assigned to COLOMBIA TELECOMUNICACIONES S.A. ESP BIC. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS3816 announce?
AS3816 announces 3.16M IPv4 addresses distributed across 289 routed CIDR prefixes. The network is registered in Colombia.
Who operates AS3816?
AS3816 is operated by COLOMBIA TELECOMUNICACIONES S.A. ESP BIC. The organization is based in Colombia. You can view all IP ranges and related ASNs on the organization page.
What country is AS3816 registered in?
AS3816 is registered in Colombia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
