// Cloud region

us-west-1

Amazon / AWS · US West (N. California)

Region details

Partition: aws
Airport code: SFO
Country: US
Nearest city: San Francisco, United States
Services: AMAZONAMAZON_APPFLOWAPI_GATEWAYCHIME_VOICECONNECTORCLOUD9CLOUDFRONTCLOUDFRONT_ORIGIN_FACINGCODEBUILDDYNAMODBEBSEC2EC2_INSTANCE_CONNECTEFSGLOBALACCELERATORMEDIA_PACKAGE_V2ROUTE53_HEALTHCHECKSROUTE53_HEALTHCHECKS_PUBLISHINGROUTE53_RESOLVERS3

Published prefixes

326 prefixes in Fastah's public IP data (226 IPv4, 100 IPv6). The first 100, in address order:

1.178.100.0/243.2.54.0/243.2.86.0/243.2.107.0/243.3.24.0/223.4.12.35/323.4.12.38/323.5.160.0/223.42.0.0/173.101.0.0/163.101.52.208/303.101.52.212/303.101.87.0/263.101.100.128/253.101.114.0/263.101.114.64/263.101.145.192/273.101.145.224/27

Show 82 more

3.101.156.0/263.101.157.128/253.101.158.0/233.101.160.44/303.101.160.48/283.101.160.240/293.101.161.0/253.101.161.128/253.101.162.0/243.101.163.0/263.101.163.64/283.101.163.80/283.101.163.96/283.101.164.0/243.101.176.0/243.101.177.20/303.101.177.48/293.101.194.128/263.101.200.0/243.101.201.128/253.101.202.0/233.101.208.0/243.101.209.0/263.101.226.80/293.101.226.88/293.101.232.0/223.101.239.34/313.101.239.36/3013.52.0.0/1613.52.1.0/2813.52.1.16/2813.52.1.32/2913.52.6.112/2913.52.32.96/2713.52.110.192/2613.52.118.0/2313.52.146.128/2813.52.146.192/2613.52.200.160/2713.52.201.0/2413.52.202.0/2413.52.232.224/2713.248.99.0/2415.129.4.0/2215.129.34.0/2315.129.66.0/2315.177.81.0/2415.193.132.0/2215.221.16.0/2215.221.49.0/2415.221.150.0/2315.230.5.0/2415.230.16.0/2415.230.28.0/2415.230.36.0/2315.230.42.0/2415.230.58.0/2415.230.67.128/2615.230.114.0/2415.230.185.0/2415.230.186.0/2415.230.202.0/3015.248.136.0/2416.15.0.0/2116.214.4.0/2218.96.128.0/1918.144.0.0/1518.144.76.32/2918.144.76.128/2518.144.158.0/2718.144.158.64/2618.144.184.0/2318.144.202.192/2623.228.219.0/2435.34.101.0/2435.71.117.0/2440.163.3.0/2440.164.0.0/1640.164.2.0/2340.164.4.0/2240.165.0.0/1640.166.0.0/16

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

Source & provenance. From Amazon / AWS's published IP range files, placed at the region's nearest city. Fastah lists them and does not edit them.