AS21520

Name: AS21520 — Instituto Tecnologico Autonomo de Mexico(ITAM)
Creator: ipdex

Instituto Tecnologico Autonomo de Mexico(ITAM) Unknown registered in Mexico

23IPv4 prefixes

0IPv6 prefixes

#20,955AS Rank

327/327RIS visibility

#81Rank in Mexico

2001-05-15Allocated

Instituto Tecnologico Autonomo de Mexico(ITAM) (AS21520) — Unknown, registered in Mexico. announces 23 IPv4 prefixes + 0 IPv6 prefixes. Rank in Mexico: #81. Allocated: 2001-05-15.

IPv4 23IPv6 0

Announced prefixes · 23

v4 148.205.104.0/21 unknown
v4 148.205.112.0/22 unknown
v4 148.205.120.0/24 unknown
v4 148.205.13.0/24 unknown
v4 148.205.132.0/22 unknown
v4 148.205.136.0/22 unknown
v4 148.205.148.0/22 unknown
v4 148.205.164.0/22 unknown
v4 148.205.176.0/22 unknown
v4 148.205.193.0/24 unknown
v4 148.205.195.0/24 unknown
v4 148.205.196.0/22 unknown
v4 148.205.228.0/22 unknown
v4 148.205.236.0/22 unknown
v4 148.205.36.0/22 unknown
v4 148.205.40.0/22 unknown
v4 148.205.48.0/22 unknown
v4 148.205.56.0/21 unknown
v4 148.205.64.0/22 unknown
v4 148.205.68.0/22 unknown
v4 148.205.72.0/22 unknown
v4 148.205.89.0/24 unknown
v4 148.205.90.0/24 unknown

Routing: 23 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	23
2026-06-13	23

AS topology · Customer cone 1

Providers · 3

AS3356 Level 3 Parent, LLC
AS32098 Transtelco Inc
AS18734 Operbes, S.A. de C.V.

Peers · 1

AS1000 LINK AMERICAN

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