Route 53 のRoute 53 ヘルスチェッカーの IP アドレス範囲を調べる。
$ curl https://ip-ranges.amazonaws.com/ip-ranges.json|jq -r '.prefixes[]|select(.service=="ROUTE53_HEALTHCHECKS")|@text "\(.region)\t\(.ip_prefix)"' % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 469k 100 469k 0 0 977k 0 --:--:-- --:--:-- --:--:-- 978k ap-southeast-2 54.252.254.192/26 sa-east-1 177.71.207.128/26 ap-southeast-1 54.255.254.192/26 us-west-2 54.244.52.192/26 ap-southeast-1 54.251.31.128/26 us-west-1 54.241.32.64/26 us-west-2 54.245.168.0/26 sa-east-1 54.232.40.64/26 ap-northeast-1 54.248.220.0/26 eu-west-1 176.34.159.192/26 ap-southeast-2 54.252.79.128/26 us-west-1 54.183.255.128/26 ap-northeast-1 54.250.253.192/26 GLOBAL 15.177.0.0/18 eu-west-1 54.228.16.0/26 us-east-1 107.23.255.0/26 us-east-1 54.243.31.192/26
