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AS24164 UNION BROADBAND NETWORK

UBBNET-AS-TW - UNION BROADBAND NETWORK · registered in Taiwan

IPv4 addresses249,088107 prefixes · 0.008% of announced IPv4
Rank in Taiwan#18largest network in TW by IPv4 space, of 237 · 0.75% of TW
Rank worldwide#937of 79,396 networks with IPv4
IPv616,392 x /489 prefixes
CountryTaiwan288 ASNs registered there
Open AS24164 in ASN lookup Look up an IP in this network (45.64.32.1) All networks in Taiwan

IPv4 prefixes

All 107 prefixes, in address order.

  • 45.64.32.0/23
  • 49.158.0.0/19
  • 49.158.32.0/20
  • 49.158.48.0/20
  • 49.158.64.0/19
  • 49.158.96.0/21
  • 49.158.112.0/20
  • 49.158.136.0/21
  • 49.158.144.0/22
  • 49.158.160.0/20
  • 49.158.176.0/21
  • 49.158.184.0/22
  • 49.158.188.0/22
  • 49.158.208.0/21
  • 49.158.216.0/22
  • 49.158.224.0/20
  • 49.158.240.0/22
  • 49.158.248.0/21
  • 49.159.0.0/18
  • 49.159.64.0/21
  • 49.159.80.0/21
  • 49.159.104.0/21
  • 49.159.128.0/21
  • 49.159.216.0/21
  • 49.159.224.0/20
  • 49.159.240.0/21
  • 49.159.252.0/22
  • 60.198.40.0/21
  • 61.56.164.0/22
  • 61.56.168.0/22
  • 61.58.96.0/22
  • 61.58.108.0/22
  • 61.58.120.0/22
  • 61.60.208.0/20
  • 61.61.208.0/22
  • 61.61.212.0/24
  • 61.61.214.0/23
  • 61.61.224.0/23
  • 61.61.226.0/24
  • 61.61.229.0/24
  • 61.61.230.0/23
  • 61.61.232.0/22
  • 61.64.0.0/21
  • 61.64.24.0/21
  • 103.225.0.0/23
  • 103.225.2.0/23
  • 114.198.176.0/20
  • 115.165.192.0/22
  • 115.165.224.0/21
  • 115.165.236.0/22
  • 115.165.240.0/21
  • 119.77.128.0/22
  • 119.77.140.0/22
  • 119.77.144.0/20
  • 119.77.160.0/20
  • 119.77.176.0/22
  • 119.77.180.0/22
  • 119.77.184.0/21
  • 119.77.192.0/19
  • 119.77.224.0/20
  • 119.77.240.0/21
  • 119.77.248.0/22
  • 119.77.252.0/23
  • 119.77.254.0/23
  • 122.100.68.0/22
  • 122.100.72.0/21
  • 122.100.80.0/21
  • 122.100.88.0/22
  • 122.100.92.0/22
  • 122.100.124.0/22
  • 122.254.36.0/22
  • 122.254.40.0/21
  • 122.254.48.0/20
  • 123.0.32.0/19
  • 124.6.8.0/22
  • 124.6.20.0/22
  • 124.6.24.0/21
  • 180.218.0.0/19
  • 180.218.32.0/21
  • 180.218.48.0/20
  • 180.218.64.0/20
  • 180.218.84.0/22
  • 180.218.92.0/22
  • 180.218.116.0/22
  • 180.218.128.0/18
  • 180.218.192.0/21
  • 180.218.208.0/20
  • 180.218.225.0/24
  • 180.218.226.0/23
  • 180.218.232.0/21
  • 203.77.0.0/19
  • 203.77.32.0/22
  • 203.77.36.0/24
  • 203.77.38.0/23
  • 203.77.48.0/20
  • 203.77.64.0/22
  • 203.77.68.0/23
  • 203.77.72.0/21
  • 203.77.80.0/23
  • 211.76.40.0/21
  • 211.76.48.0/22
  • 211.76.55.0/24
  • 211.76.56.0/22
  • 211.76.60.0/22
  • 211.76.64.0/21
  • 211.76.77.0/24
  • 211.76.78.0/23

IPv6 prefixes

All 9 prefixes.

  • 2407:4b00:1000::/36
  • 2407:4b00:2000::/35
  • 2407:4b00:5000::/36
  • 2407:4b00:fd01::/48
  • 2407:4b00:fd02::/47
  • 2407:4b00:fd05::/48
  • 2407:4b00:ff01::/48
  • 2407:4b00:ff02::/47
  • 2407:4b00:ff05::/48

Other ASNs named UNION BROADBAND NETWORK

2 other networks use the same organisation name; together with AS24164 they announce 377,600 IPv4 addresses.

ASNNameIPv4 addresses
AS24163UBBNET-AS-TW - UNION BROADBAND NETWORK TW64,256
AS24165UBBNET-AS-TW - UNION BROADBAND NETWORK TW64,256

Similar-sized networks in Taiwan

ASNNameIPv4 addresses
AS18049#15 TINP-TW - Taiwan Infrastructure Network Technologie327,168
AS18182#16 SONET-TW - Sony Network Taiwan Limited320,256
AS9676#17 SAVECOM-TW - SaveCom Internation Inc.251,904
AS17809#19 VEETIME-TW-AP - VEE TIME CORP.180,224
AS18046#20 DONGFONG-TW - DongFong Technology Co. Ltd.155,904
AS131627#21 Peicity-AS-TW - Peicity Digital Cable Television., LTD134,912

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