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AS278
AS278 Universidad Nacional Autonoma de Mexico
AS278 - Universidad Nacional Autonoma de Mexico · registered in Mexico
IPv4 addresses 132,198 301 prefixes · 0.004% of announced IPv4
Rank in Mexico #11 largest network in MX by IPv4 space, of 497 · 0.57% of MX
Rank worldwide #1,495 of 79,396 networks with IPv4
IPv6 1 x /32 (65,542 x /48) 77 prefixes
Country Mexico 546 ASNs registered there
IPv6 prefixes
All 77 prefixes.
2001:1218::/40 2001:1218:100::/47 2001:1218:102::/47 2001:1218:104::/46 2001:1218:108::/45 2001:1218:110::/44 2001:1218:120::/43 2001:1218:140::/42 2001:1218:180::/41 2001:1218:200::/39 2001:1218:400::/38 2001:1218:800::/37 2001:1218:1000::/36 2001:1218:2000::/35 2001:1218:4000::/36 2001:1218:5000::/47 2001:1218:5002::/48 2001:1218:5003::/48 2001:1218:5004::/46 2001:1218:5008::/45 2001:1218:5010::/44 2001:1218:5020::/43 2001:1218:5040::/42 2001:1218:5080::/41 2001:1218:5100::/40 2001:1218:5200::/39 2001:1218:5400::/38 2001:1218:5800::/37 2001:1218:6000::/43 2001:1218:6020::/45 2001:1218:6028::/48 2001:1218:6029::/48 2001:1218:602a::/48 2001:1218:602b::/48 2001:1218:602c::/46 2001:1218:6030::/45 2001:1218:6038::/47 2001:1218:603a::/47 2001:1218:603c::/47 2001:1218:603e::/47 2001:1218:6040::/47 2001:1218:6042::/47 2001:1218:6044::/46 2001:1218:6048::/46 2001:1218:604c::/47 2001:1218:604e::/47 2001:1218:6050::/45 2001:1218:6058::/46 2001:1218:605c::/47 2001:1218:605e::/47 2001:1218:6060::/43 2001:1218:6080::/43 2001:1218:60a0::/44 2001:1218:60b0::/46 2001:1218:60b4::/47 2001:1218:60b6::/48 2001:1218:60b7::/48 2001:1218:60b8::/46 2001:1218:60bc::/46 2001:1218:60c0::/47 2001:1218:60c2::/47 2001:1218:60c4::/46 2001:1218:60c8::/45 2001:1218:60d0::/44 2001:1218:60e0::/43 2001:1218:6100::/40 2001:1218:6200::/39 2001:1218:6400::/38 2001:1218:6800::/37 2001:1218:7000::/36 2001:1218:8000::/33 2806:1020:1501::/48 2806:1050:10a::/48 2806:1050:701::/48 2806:1050:702::/48 2806:1050:a01::/48 2806:1070:20c::/48
Similar-sized networks in Mexico
ASN Name IPv4 addresses
AS28509 #8 AS28509 - Cablemas Telecomunicaciones SA de CV289,792
AS18734 #9 AS18734 - Operbes, S.A. de C.V.205,394
AS16960 #10 AS16960 - Television Internacional, S.A. de C.V.147,456
AS28469 #12 AS28469 - AT&T COMUNICACIONES DIGITALES S DE RL125,184
AS28548 #13 AS28548 - Cablevision, S.A. de C.V.123,136
AS262916 #14 AS262916 - Mega Cable, S.A. de C.V.96,256
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources