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Autonomous System

AS28555

Cablemas Telecomunicaciones SA de CV

Announced IPs
34,560
CIDR prefixes
25
ASN
AS28555

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
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

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

About Izzi

izzi is a Mexican telecommunications company owned by Grupo Televisa and operated by Televisión Internacional, S.A. de C.V.

Founded
1960
Headquarters
Mexico City
Industry
telecommunications

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
177.239.0.0/19 8.2K
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.236.144.0/20 4.1K
0.0%
Cablemas Telecomunicaciones SA de CV MX Baja California Mexicali
187.184.32.0/20 4.1K
0.0%
Cablemas Telecomunicaciones SA de CV MX
189.216.16.0/20 4.1K
65.4%
Cablemas Telecomunicaciones SA de CV MX Baja California Mexicali
201.166.48.0/20 4.1K
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.236.132.0/22 1.0K
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.238.192.0/22 1.0K
0.0%
Cablemas Telecomunicaciones SA de CV MX Sonora San Luis Río Colorado
189.214.132.0/22 1.0K
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.150.140.0/22 1.0K
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.44.0/22 1.0K
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.236.140.0/23 512
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.236.172.0/23 512
0.0%
Cablemas Telecomunicaciones SA de CV MX
200.95.130.0/23 512
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.0/23 512
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.238.201.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.238.203.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.238.240.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX Baja California Mexicali
177.238.249.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
177.239.229.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.185.68.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX Guerrero Acapulco de Juárez
187.252.12.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.252.240.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX Baja California Mexicali
189.221.163.0/24 256
87.1%
Cablemas Telecomunicaciones SA de CV MX
200.95.142.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.117.0/24 256
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.128/25 128
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.128/25 128
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.64/26 64
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.64/26 64
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.32/27 32
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.32/27 32
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.16/28 16
0.0%
Cablemas Telecomunicaciones SA de CV US
187.253.255.8/29 8
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.8/29 8
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.16/29 8
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.0/30 4
0.0%
Cablemas Telecomunicaciones SA de CV MX
187.253.255.4/30 4
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.0/30 4
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.28/30 4
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.4/31 2
0.0%
Cablemas Telecomunicaciones SA de CV US
201.166.116.6/31 2
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.24/31 2
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.26 1
0.0%
Cablemas Telecomunicaciones SA de CV MX
201.166.116.27 1
0.0%
Cablemas Telecomunicaciones SA de CV US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28555 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
187.252.12.0/24 115,890 2026-07-24 15:46:43
201.166.48.0/20 113,513 2026-07-24 15:46:43
187.185.68.0/24 112,542 2026-07-24 15:46:43
201.166.44.0/22 112,107 2026-07-24 15:46:43
177.238.249.0/24 110,231 2026-07-24 15:46:43
189.216.24.0/21 36,164 2026-07-24 15:46:41
189.216.16.0/20 36,153 2026-07-24 15:46:41
189.214.132.0/22 27,577 2026-07-24 15:46:41
201.150.140.0/22 24,184 2026-07-24 15:46:43
200.95.142.0/24 23,904 2026-07-24 15:46:43
200.95.130.0/23 23,901 2026-07-24 15:46:43
187.253.255.0/24 23,505 2026-07-24 15:46:43
201.166.117.0/24 14,693 2026-07-24 15:46:41
177.238.203.0/24 11,067 2026-07-24 15:46:42
177.238.192.0/22 11,043 2026-07-24 15:46:42
201.166.116.0/23 10,696 2026-07-24 15:46:41
189.221.163.0/24 10,683 2026-07-24 15:46:41
177.236.144.0/20 10,666 2026-07-24 15:46:41
177.239.0.0/19 10,647 2026-07-24 15:46:41
177.236.172.0/23 10,624 2026-07-24 15:46:41
177.236.140.0/23 10,622 2026-07-24 15:46:41
177.236.132.0/22 10,621 2026-07-24 15:46:41
187.252.240.0/24 10,546 2026-07-24 15:46:41
187.184.32.0/20 7,535 2026-07-24 15:46:41
189.216.16.0/21 6,951 2026-07-24 15:46:41
177.239.229.0/24 6,541 2026-07-24 15:46:42
177.238.240.0/24 6,517 2026-07-24 15:46:41
177.238.201.0/24 6,282 2026-07-24 15:46:42

Frequently Asked Questions

What is AS28555?

AS28555 is an Autonomous System Number assigned to Cablemas Telecomunicaciones SA de CV. 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 AS28555 announce?

AS28555 announces 34.6K IPv4 addresses distributed across 25 routed CIDR prefixes. The network is registered in Mexico.

Who operates AS28555?

AS28555 is operated by Cablemas Telecomunicaciones SA de CV. The organization is based in Mexico. You can view all IP ranges and related ASNs on the organization page.

What country is AS28555 registered in?

AS28555 is registered in Mexico. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 15:55:31 UTC
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