AS28545 — Cablemas Telecomunicaciones SA de CV

AS28545 announces 27 IPv4 prefixes covering 29,440 addresses and 11 IPv6 prefixes.

About this network

AS28545 is operated by Izzi, a Mexican cable system operator formerly known as Cablemas Telecomunicaciones SA de CV.

What it's used for

• The address space carries residential and business broadband services, evidenced by the registrant netnames such as 187.184.0.0 - 187.184.255.255 and 177.236.0.0 - 177.236.127.255 associated with the cable operator.
• The AS announces 29440 IPv4 addresses across 27 prefixes and 20 IPv6 prefixes, while maintaining only 10 observed neighbours, a ratio indicative of an access or eyeball network rather than a transit provider.

Notable

• All RDAP registrants for the largest prefixes align with the announcer, consistently listing Cablemas Telecomunicaciones SA de CV.
• The operator is widely known as Izzi, reflecting a rebrand from its original name Cablemas Telecomunicaciones SA de CV.
• The inventory is dominated by large blocks in the 187.184.0.0/16 range, with smaller allocations in 177.236.0.0/16, 189.214.0.0/16, and 187.252.0.0/16.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 177.236.112.0/21
• 177.238.49.0/24
• 177.238.185.0/24
• 177.238.190.0/24
• 187.184.24.0/21
• 187.184.96.0/19
• 187.184.152.0/21
• 187.184.160.0/20
• 187.185.224.0/24
• 187.252.0.0/24
• 187.252.5.0/24
• 187.252.6.0/23
• 187.252.8.0/24
• 187.252.15.0/24
• 187.252.83.0/24
• 187.252.92.0/22
• 187.252.154.0/24
• 187.253.2.0/24
• 189.202.20.0/22
• 189.214.0.0/21
• 189.215.48.0/21
• 189.215.245.0/24
• 189.220.40.0/24
• 189.220.43.0/24
• 200.33.192.0/24
• 200.34.142.0/24
• 200.36.110.0/24
• 2806:250:8::/47
• 2806:250:b::/48
• 2806:250:400::/45
• 2806:250:406::/48
• 2806:250:409::/48
• 2806:250:40a::/47
• 2806:250:40c::/46
• 2806:250:410::/44
• 2806:250:420::/43
• 2806:250:440::/42
• 2806:250:480::/41

Upstream networks

• AS18734 Operbes, S.A. de C.V.
• AS23520 Columbus Networks USA, Inc.

Downstream networks

• AS28512 Cablemas Telecomunicaciones SA de CV
• AS28549 Cablemas Telecomunicaciones SA de CV
• AS28509 Cablemas Telecomunicaciones SA de CV
• AS28556 Cablemas Telecomunicaciones SA de CV
• AS16960 Television Internacional, S.A. de C.V.
• AS28531 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.
• AS28533 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.
• AS28532 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.

Adjacent networks

• AS18734 Operbes, S.A. de C.V.
• AS23520 Columbus Networks USA, Inc.
• AS28512 Cablemas Telecomunicaciones SA de CV
• AS28549 Cablemas Telecomunicaciones SA de CV
• AS28509 Cablemas Telecomunicaciones SA de CV
• AS28556 Cablemas Telecomunicaciones SA de CV
• AS16960 Television Internacional, S.A. de C.V.
• AS28531 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.
• AS28533 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.
• AS28532 Mexico Red de Telecomunicaciones, S. de R.L. de C.V.