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Tokyo, Tokyo Prefecture, Japan

Networks whose geofeeds place IP prefixes here. IP-derived locations are approximate: a prefix placed here serves people in or around this city, not a street address.

Place details

Type
city
Region
Tokyo Prefecture (JP-13)
Country
Japan (JP)
Time zone
Asia/Tokyo
Place centre
35.6895, 139.6917
GeoNames
1850147 ↗

Published prefixes

8,095 prefixes in Fastah's public IP data (6,535 IPv4, 1,560 IPv6). The first 100, in address order:
1.178.64.0/242.16.80.0/232.17.56.0/212.18.144.0/202.18.164.0/242.18.232.0/222.21.164.0/222.22.54.0/242.23.224.0/232.26.156.0/242.26.253.0/242.27.6.0/242.27.26.64/272.27.27.64/272.27.104.0/242.27.134.0/232.59.2.0/232.59.2.0/24
Show 82 more
2.59.3.0/243.2.39.0/263.2.61.0/243.2.66.0/243.2.118.0/243.4.12.27/323.4.12.28/313.4.12.30/323.4.15.64/283.5.152.0/213.44.128.0/183.112.0.0/143.112.23.0/293.112.64.0/233.112.85.96/273.112.96.0/263.112.96.64/263.112.96.128/273.112.96.160/273.112.162.0/233.113.218.0/263.113.218.68/303.113.218.72/303.113.218.76/303.113.218.112/283.113.218.128/273.114.164.0/224.189.0.0/164.189.8.207/324.189.8.208/314.189.8.211/324.189.9.80/324.189.9.135/324.189.10.88/324.189.14.67/324.189.200.100/304.189.202.0/264.189.202.64/274.189.204.0/244.189.206.176/284.189.206.192/294.189.210.16/294.189.210.116/304.190.0.0/174.214.0.0/154.214.170.0/234.214.172.0/224.214.176.0/234.214.191.224/294.214.241.0/254.214.241.128/264.214.241.192/274.215.16.0/244.215.17.0/304.215.17.240/284.215.24.192/264.216.0.0/164.216.1.176/284.216.2.16/284.216.4.121/324.216.6.128/274.216.6.160/294.216.7.154/314.216.7.156/304.216.8.0/274.216.8.32/284.216.12.0/264.216.14.24/294.216.14.32/304.216.20.126/314.216.21.96/284.216.21.112/294.216.21.120/294.216.22.64/264.216.22.128/264.216.23.160/294.216.23.168/304.216.23.248/294.216.203.208/284.216.204.192/294.216.204.200/304.216.205.64/26

Organizations (prefixes here)

Microsoft1,343
IPXO543
Akamai538
Cloudflare421
Amazon / AWS419
Cogent Communications176
GTT139
Tata Communications139
Apple101
Google98
Cisco Cloud Security48
Equinix35
Starlink33
PCCW Global, Inc31
Bunny Communications22
LogicWeb20
Datafast (Brazil)14
CatoNetworks13
Hyonix12
OpenGeoFeedOrg-Public12
Viasat5
Index Exchange3
Zappie Host2

Geofeeds (prefixes here)

Discovered feed 61fb872014cf7fda1,111
Microsoft · 01790
Microsoft · 03545
IPXO · 01543
Cloudflare · 01421
Akamai · 02317
Discovered feed 2e86522ad4fde899292
Akamai · 01221
Cogent Communications · 01176
Amazon / AWS · 01164
Discovered feed 1f2fad6174eb391a139
Tata Communications · 01139
GTT · 01139
Amazon / AWS · 02127
Discovered feed 5ebc97ad68c7cb66110
iCloud Private Relay · 01101
Discovered feed b47637e61dbbcc9e94
Discovered feed 5e197db09b5c7bf291
Discovered feed 42d14dc73872112b90
Discovered feed dba4d0ddcdb4348783
Discovered feed 98d2f952be9475d882
Discovered feed 73d11b653655790479
Discovered feed c911aa4c071bf46276
Discovered feed 39e0cc807ea961b972
Google · 0168
and 706 more

Data as of 2026-11-05, from Fastah's daily geofeed crawl.

Source & attribution. Place names and coordinates are from GeoNames (CC BY 4.0). The networks listed publish the geofeeds that place their prefixes here; Fastah does not edit them. Report a wrong location →