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Autonomous System

AS10620

Telmex Colombia S.A.

Announced IPs
1,846,016
CIDR prefixes
1,159
ASN
AS10620

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

AS10620 — global IP footprint

Cities where AS10620 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
181.51.128.0/18 16.4K
93.1%
Telmex Colombia S.A. CO Risaralda Department Pereira
181.53.192.0/18 16.4K
92.5%
Telmex Colombia S.A. CO Huila Department Neiva
181.61.0.0/18 16.4K
94.1%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.84.192.0/18 16.4K
88.6%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.145.192.0/18 16.4K
86.9%
Telmex Colombia S.A. CO Cauca Department Popayán
181.50.0.0/19 8.2K
95.0%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.50.224.0/19 8.2K
93.0%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.51.32.0/19 8.2K
93.0%
Telmex Colombia S.A. CO Tolima Department Ibague
181.52.128.0/19 8.2K
93.8%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
181.53.160.0/19 8.2K
92.4%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.53.224.0/19 8.2K
0.0%
Telmex Colombia S.A. CO Huila Department Neiva
181.54.32.0/19 8.2K
92.2%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.54.64.0/19 8.2K
93.5%
Telmex Colombia S.A. CO Bogota D.C. Suba
181.54.224.0/19 8.2K
93.2%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.55.32.0/19 8.2K
92.1%
Telmex Colombia S.A. CO Santander Department Bucaramanga
181.56.64.0/19 8.2K
94.1%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.56.224.0/19 8.2K
93.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.58.32.0/19 8.2K
94.2%
Telmex Colombia S.A. CO Antioquia Medellín
181.58.64.0/19 8.2K
94.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.58.128.0/19 8.2K
94.0%
Telmex Colombia S.A. CO Caldas Department Manizales
181.58.224.0/19 8.2K
94.2%
Telmex Colombia S.A. CO Santander Department Bucaramanga
181.60.0.0/19 8.2K
94.3%
Telmex Colombia S.A. CO Caldas Department Manizales
181.60.160.0/19 8.2K
94.3%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.61.64.0/19 8.2K
91.3%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.62.0.0/19 8.2K
93.6%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.62.128.0/19 8.2K
94.7%
Telmex Colombia S.A. CO Valle del Cauca Department Tuluá
186.82.64.0/19 8.2K
89.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.83.192.0/19 8.2K
87.9%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
186.84.160.0/19 8.2K
88.7%
Telmex Colombia S.A. CO Valle del Cauca Department Guadalajara de Buga
186.144.0.0/19 8.2K
90.7%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
186.144.64.0/19 8.2K
90.3%
Telmex Colombia S.A. CO Santander Department Bucaramanga
186.144.192.0/19 8.2K
91.3%
Telmex Colombia S.A. CO Risaralda Department Pereira
186.145.96.0/19 8.2K
85.9%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.146.64.0/19 8.2K
86.7%
Telmex Colombia S.A. CO Antioquia Medellín
186.147.32.0/19 8.2K
85.1%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.147.96.0/19 8.2K
85.7%
Telmex Colombia S.A. CO Cundinamarca Funza
190.146.192.0/19 8.2K
90.6%
Telmex Colombia S.A. CO Antioquia Medellín
190.147.128.0/19 8.2K
90.8%
Telmex Colombia S.A. CO Atlántico Barranquilla
190.157.160.0/19 8.2K
89.3%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
190.159.160.0/19 8.2K
89.7%
Telmex Colombia S.A. CO Departamento de Boyacá Neiva
200.71.32.0/19 8.2K
78.7%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.50.48.0/20 4.1K
93.7%
Telmex Colombia S.A. CO Bogota D.C. San Cristóbal
181.50.80.0/20 4.1K
94.2%
Telmex Colombia S.A. CO Bogota D.C. Usme
181.50.96.0/20 4.1K
93.0%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
181.50.160.0/20 4.1K
92.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.51.0.0/20 4.1K
92.2%
Telmex Colombia S.A. CO Tolima Department Ibague
181.51.80.0/20 4.1K
93.0%
Telmex Colombia S.A. CO Antioquia Medellín
181.51.96.0/20 4.1K
92.4%
Telmex Colombia S.A. CO Santander Department Bucaramanga
181.51.208.0/20 4.1K
93.3%
Telmex Colombia S.A. CO Santander Department Bucaramanga
181.51.224.0/20 4.1K
94.1%
Telmex Colombia S.A. CO Norte de Santander Department Cúcuta
181.52.0.0/20 4.1K
92.7%
Telmex Colombia S.A. CO Bogota D.C. Suba
181.52.80.0/20 4.1K
93.3%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
181.52.96.0/20 4.1K
93.9%
Telmex Colombia S.A. CO Cesar Department Valledupar
181.52.192.0/20 4.1K
92.7%
Telmex Colombia S.A. CO Antioquia Medellín
181.52.240.0/20 4.1K
93.3%
Telmex Colombia S.A. CO Valle del Cauca Department Tuluá
181.53.0.0/20 4.1K
93.4%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.53.192.0/20 4.1K
0.0%
Telmex Colombia S.A. CO La Guajira Department Riohacha
181.54.0.0/20 4.1K
92.7%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
181.54.96.0/20 4.1K
91.7%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.54.128.0/20 4.1K
92.7%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.54.176.0/20 4.1K
91.6%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.55.16.0/20 4.1K
93.1%
Telmex Colombia S.A. CO Santander Department Bucaramanga
181.55.112.0/20 4.1K
92.6%
Telmex Colombia S.A. CO Caldas Department Manizales
181.55.128.0/20 4.1K
94.1%
Telmex Colombia S.A. CO Bogota D.C. Usaquen
181.55.176.0/20 4.1K
93.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.55.192.0/20 4.1K
93.2%
Telmex Colombia S.A. CO Valle del Cauca Department Cali
181.55.240.0/20 4.1K
94.0%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.56.0.0/20 4.1K
93.6%
Telmex Colombia S.A. CO Cundinamarca Fusagasugá
181.56.112.0/20 4.1K
93.7%
Telmex Colombia S.A. CO Antioquia Rionegro
181.56.144.0/20 4.1K
94.0%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.56.176.0/20 4.1K
93.6%
Telmex Colombia S.A. CO Magdalena Department Santa Marta
181.56.192.0/20 4.1K
93.5%
Telmex Colombia S.A. CO Cauca Department Santander de Quilichao
181.57.64.0/20 4.1K
93.3%
Telmex Colombia S.A. CO Antioquia Medellín
181.57.112.0/20 4.1K
94.5%
Telmex Colombia S.A. CO Atlántico Barranquilla
181.58.16.0/20 4.1K
94.1%
Telmex Colombia S.A. CO Departamento de Córdoba Montería
181.58.192.0/20 4.1K
92.9%
Telmex Colombia S.A. CO Bogota D.C. Engativá
181.59.0.0/20 4.1K
94.6%
Telmex Colombia S.A. CO Cundinamarca Soacha
181.59.80.0/20 4.1K
95.0%
Telmex Colombia S.A. CO Antioquia Rionegro
181.59.128.0/20 4.1K
94.3%
Telmex Colombia S.A. CO Antioquia Rionegro
181.59.240.0/20 4.1K
94.2%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.60.0.0/20 4.1K
0.0%
Telmex Colombia S.A. CO Caldas Department Manizales
181.60.80.0/20 4.1K
93.4%
Telmex Colombia S.A. CO Valle del Cauca Department Palmira
181.60.112.0/20 4.1K
94.8%
Telmex Colombia S.A. CO Valle del Cauca Department Palmira
181.60.240.0/20 4.1K
94.2%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.61.96.0/20 4.1K
94.0%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.61.128.0/20 4.1K
93.7%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.61.192.0/20 4.1K
94.2%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.62.32.0/20 4.1K
93.6%
Telmex Colombia S.A. CO Antioquia Medellín
181.62.176.0/20 4.1K
95.3%
Telmex Colombia S.A. CO Cauca Department Santander de Quilichao
181.62.192.0/20 4.1K
96.1%
Telmex Colombia S.A. CO Departamento de Boyacá Tunja
181.63.128.0/20 4.1K
94.5%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
181.63.176.0/20 4.1K
95.2%
Telmex Colombia S.A. CO Valle del Cauca Department Jamundí
181.63.240.0/20 4.1K
94.7%
Telmex Colombia S.A. CO Atlántico Barranquilla
186.80.48.0/20 4.1K
91.3%
Telmex Colombia S.A. CO Cesar Department Valledupar
186.80.64.0/20 4.1K
89.8%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.80.112.0/20 4.1K
90.1%
Telmex Colombia S.A. CO Risaralda Department Pereira
186.80.144.0/20 4.1K
89.7%
Telmex Colombia S.A. CO Bogota D.C. Rafael Uribe Uribe
186.80.240.0/20 4.1K
90.6%
Telmex Colombia S.A. CO Bogota D.C. Bogotá
186.81.112.0/20 4.1K
87.9%
Telmex Colombia S.A. CO Risaralda Department Pereira
186.81.144.0/20 4.1K
87.7%
Telmex Colombia S.A. CO Risaralda Department Pereira

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS10620 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
181.52.104.0/22 92,015 2026-09-10 11:49:39
181.52.108.0/22 92,010 2026-09-10 11:49:39
181.52.113.0/24 91,777 2026-09-10 11:49:39
181.52.100.0/22 91,701 2026-09-10 11:49:39
181.52.114.0/24 91,644 2026-09-10 11:49:39
181.52.252.0/24 91,494 2026-09-10 11:49:39
181.58.152.0/22 86,144 2026-09-10 11:49:39
181.58.132.0/22 85,989 2026-09-10 11:49:39
186.83.180.0/22 85,096 2026-09-10 11:49:39
181.59.155.0/24 85,085 2026-09-10 11:49:39
181.61.168.0/22 84,992 2026-09-10 11:49:39
181.60.78.0/24 84,943 2026-09-10 11:49:39
186.146.240.0/22 84,899 2026-09-10 11:49:39
181.59.8.0/22 84,846 2026-09-10 11:49:39
186.147.52.0/22 84,774 2026-09-10 11:49:39
186.85.87.0/24 84,543 2026-09-10 11:49:39
186.85.86.0/24 84,416 2026-09-10 11:49:39
190.84.167.0/24 83,866 2026-09-10 11:49:39
190.147.73.0/24 83,790 2026-09-10 11:49:39
190.146.217.0/24 83,759 2026-09-10 11:49:39
190.158.220.0/24 83,666 2026-09-10 11:49:39
200.118.48.0/24 82,833 2026-09-10 11:49:39
186.145.152.0/22 79,722 2026-09-10 11:49:02
186.145.140.0/22 79,710 2026-09-10 11:49:02
186.80.36.0/23 79,654 2026-09-10 11:49:02
190.157.177.0/24 79,516 2026-09-10 11:49:02
186.147.216.0/23 79,501 2026-09-10 11:49:02
186.87.250.0/23 79,478 2026-09-10 11:49:02
181.59.62.0/24 79,471 2026-09-10 11:49:02
190.156.218.0/23 79,465 2026-09-10 11:49:02
190.146.60.0/24 79,433 2026-09-10 11:49:02
190.147.101.0/24 79,422 2026-09-10 11:49:02
181.59.248.0/24 79,405 2026-09-10 11:49:02
181.60.178.0/24 79,348 2026-09-10 11:49:02
190.157.174.0/23 79,347 2026-09-10 11:49:02
186.87.35.0/24 79,335 2026-09-10 11:49:02
186.85.81.0/24 79,277 2026-09-10 11:49:02
190.147.100.0/24 79,253 2026-09-10 11:49:02
186.83.210.0/24 79,225 2026-09-10 11:49:02
186.147.157.0/24 79,223 2026-09-10 11:49:02
181.59.63.0/24 79,221 2026-09-10 11:49:02
186.81.54.0/24 79,215 2026-09-10 11:49:02
186.85.82.0/24 79,179 2026-09-10 11:49:02
186.86.100.0/24 79,152 2026-09-10 11:49:02
181.57.39.0/24 79,143 2026-09-10 11:49:02
181.59.0.0/24 79,129 2026-09-10 11:49:02
186.86.219.0/24 79,124 2026-09-10 11:49:02
181.59.255.0/24 79,114 2026-09-10 11:49:02
186.145.192.0/24 79,100 2026-09-10 11:49:02
181.57.36.0/24 79,096 2026-09-10 11:49:02

Showing top 50 of 3,445 announced prefixes by sample volume.

Frequently Asked Questions

What is AS10620?

AS10620 is an Autonomous System Number assigned to Telmex Colombia S.A.. 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 AS10620 announce?

AS10620 announces 1.85M IPv4 addresses distributed across 1,159 routed CIDR prefixes. The network is registered in Colombia.

Who operates AS10620?

AS10620 is operated by Telmex Colombia S.A.. The organization is based in Colombia. You can view all IP ranges and related ASNs on the organization page.

What country is AS10620 registered in?

AS10620 is registered in Colombia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-10 11:54:05 UTC
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