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AS32703 Zayo Bandwidth

IFN-NET - Zayo Bandwidth · registered in the United States

IPv4 addresses34,56039 prefixes · 0.001% of announced IPv4
Rank in United States#1,674largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide#4,615of 79,396 networks with IPv4
IPv617 x /32 (1,114,113 x /48)39 prefixes
CountryUnited States18,679 ASNs registered there
Open AS32703 in ASN lookup Look up an IP in this network (23.247.180.1) All networks in United States

IPv4 prefixes

All 39 prefixes, in address order.

  • 23.247.180.0/24
  • 64.184.0.0/22
  • 64.184.20.0/23
  • 64.184.23.0/24
  • 64.184.24.0/21
  • 64.184.64.0/21
  • 64.184.72.0/23
  • 64.184.75.0/24
  • 64.184.76.0/22
  • 64.184.88.0/22
  • 64.184.92.0/23
  • 64.184.99.0/24
  • 64.184.104.0/23
  • 64.184.106.0/24
  • 64.184.108.0/23
  • 64.184.110.0/24
  • 69.160.192.0/22
  • 69.160.196.0/23
  • 69.160.200.0/24
  • 69.160.202.0/23
  • 69.160.204.0/22
  • 69.160.209.0/24
  • 69.160.210.0/23
  • 69.160.212.0/22
  • 69.160.218.0/23
  • 69.160.220.0/22
  • 143.55.192.0/19
  • 208.67.112.0/24
  • 208.103.0.0/21
  • 208.103.8.0/23
  • 208.103.11.0/24
  • 208.103.12.0/22
  • 208.103.16.0/21
  • 208.103.45.0/24
  • 208.103.48.0/24
  • 208.103.51.0/24
  • 208.103.57.0/24
  • 208.103.58.0/24
  • 208.103.60.0/22

IPv6 prefixes

All 39 prefixes.

  • 2600:100::/40
  • 2600:100:100::/47
  • 2600:100:102::/48
  • 2600:100:103::/48
  • 2600:100:104::/46
  • 2600:100:108::/45
  • 2600:100:110::/44
  • 2600:100:120::/43
  • 2600:100:140::/42
  • 2600:100:180::/41
  • 2600:100:200::/39
  • 2600:100:400::/38
  • 2600:100:800::/37
  • 2600:100:1000::/36
  • 2600:100:2000::/35
  • 2600:100:4000::/34
  • 2600:100:8000::/33
  • 2600:101::/32
  • 2600:102::/31
  • 2600:104::/30
  • 2600:108::/29
  • 2607:fb08::/33
  • 2607:fb08:8000::/48
  • 2607:fb08:8001::/48
  • 2607:fb08:8002::/47
  • 2607:fb08:8004::/46
  • 2607:fb08:8008::/45
  • 2607:fb08:8010::/44
  • 2607:fb08:8020::/43
  • 2607:fb08:8040::/42
  • 2607:fb08:8080::/41
  • 2607:fb08:8100::/40
  • 2607:fb08:8200::/39
  • 2607:fb08:8400::/38
  • 2607:fb08:8800::/37
  • 2607:fb08:9000::/36
  • 2607:fb08:a000::/35
  • 2607:fb08:c000::/34
  • 2620:4a:c000::/48

Other ASNs named Zayo Bandwidth

13 other networks use the same organisation name; together with AS32703 they announce 2,533,120 IPv4 addresses.

ASNNameIPv4 addresses
AS6461ZAYO-6461 - Zayo Bandwidth US1,596,672
AS11686ZAYO-ENA-11686 - Zayo Bandwidth US734,720
AS19092360NETWORKS-US - Zayo Bandwidth US69,376
AS4997AFS-WEST - Zayo Bandwidth US22,784
AS15290ZAYO-CAN-15290 - Zayo Bandwidth US20,736
AS16503ZAYO-16503 - Zayo Bandwidth US20,224
AS17025ZAYO-CUSTOMER-17025 - Zayo Bandwidth US14,848
AS13555EAGLE-NET-ALLIANCE - Zayo Bandwidth US8,704
AS33321ZAYO-33321 - Zayo Bandwidth US3,840
AS22969AFS-ATL - Zayo Bandwidth US2,816
AS11359RMCNEVADA - Zayo Bandwidth US2,304
AS6401ZAYO-CAN-6401 - Zayo Bandwidth US1,280
AS19158ZAYOB-19158 - Zayo Bandwidth US256

Similar-sized networks in United States

ASNNameIPv4 addresses
AS46208#1671 PFNL-ASN - Peninsula Fiber Network, LLC34,816
AS22408#1672 WKNET - West Ky Networks34,816
AS27512#1673 STATERI - State of Rhode Island34,816
AS27176#1675 DATAWAGON - DataWagon LLC34,560
AS36001#1676 BERTRAM-COMMUNICATIONS-LLC - Bertram Communications LLC34,560
AS30432#1677 STRATA-NETWORKS - STRATA NETWORKS34,560

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