{
 "source": "https://ip-ranges.amazonaws.com/ip-ranges.json",
 "syncToken": "1791232026",
 "createDate": "2026-10-05-20-27-06",
 "service": "ROUTE53_HEALTHCHECKS",
 "prefixes": [
  {
   "prefix": "15.177.0.0/18",
   "region": "GLOBAL",
   "network_border_group": "GLOBAL",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "15.177.108.0/24",
   "region": "us-south-1",
   "network_border_group": "us-south-1",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "18.253.167.0/25",
   "region": "us-gov-east-1",
   "network_border_group": "us-gov-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "18.253.167.128/25",
   "region": "us-gov-east-1",
   "network_border_group": "us-gov-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "18.253.168.0/25",
   "region": "us-gov-east-1",
   "network_border_group": "us-gov-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "51.0.252.0/24",
   "region": "eusc-de-east-1",
   "network_border_group": "eusc-de-east-1",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.80.197.0/25",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.80.197.128/25",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.80.198.0/25",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.83.34.128/25",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.83.35.0/25",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "52.83.35.128/25",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.183.255.128/26",
   "region": "us-west-1",
   "network_border_group": "us-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.228.16.0/26",
   "region": "eu-west-1",
   "network_border_group": "eu-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.232.40.64/26",
   "region": "sa-east-1",
   "network_border_group": "sa-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.241.32.64/26",
   "region": "us-west-1",
   "network_border_group": "us-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.243.31.192/26",
   "region": "us-east-1",
   "network_border_group": "us-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.244.52.192/26",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.245.168.0/26",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.248.220.0/26",
   "region": "ap-northeast-1",
   "network_border_group": "ap-northeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.250.253.192/26",
   "region": "ap-northeast-1",
   "network_border_group": "ap-northeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.251.31.128/26",
   "region": "ap-southeast-1",
   "network_border_group": "ap-southeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.252.79.128/26",
   "region": "ap-southeast-2",
   "network_border_group": "ap-southeast-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.252.254.192/26",
   "region": "ap-southeast-2",
   "network_border_group": "ap-southeast-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "54.255.254.192/26",
   "region": "ap-southeast-1",
   "network_border_group": "ap-southeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "107.23.255.0/26",
   "region": "us-east-1",
   "network_border_group": "us-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "160.1.55.0/25",
   "region": "us-gov-west-1",
   "network_border_group": "us-gov-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "160.1.55.128/25",
   "region": "us-gov-west-1",
   "network_border_group": "us-gov-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "160.1.56.0/25",
   "region": "us-gov-west-1",
   "network_border_group": "us-gov-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "176.34.159.192/26",
   "region": "eu-west-1",
   "network_border_group": "eu-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "177.71.207.128/26",
   "region": "sa-east-1",
   "network_border_group": "sa-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2001:3fc6:100::/48",
   "region": "eusc-de-east-1",
   "network_border_group": "eusc-de-east-1",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2400:7fc0:83cc:cc00::/56",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2400:7fc0:83cc:cd00::/56",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2400:7fc0:83cc:ce00::/56",
   "region": "cn-north-1",
   "network_border_group": "cn-north-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2404:c2c0:83cc:cc00::/56",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2404:c2c0:83cc:cd00::/56",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2404:c2c0:83cc:ce00::/56",
   "region": "cn-northwest-1",
   "network_border_group": "cn-northwest-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da14:7ff:f800::/56",
   "region": "ap-northeast-1",
   "network_border_group": "ap-northeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da14:fff:f800::/56",
   "region": "ap-northeast-1",
   "network_border_group": "ap-northeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da18:7ff:f800::/56",
   "region": "ap-southeast-1",
   "network_border_group": "ap-southeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da18:fff:f800::/56",
   "region": "ap-southeast-1",
   "network_border_group": "ap-southeast-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da1c:7ff:f800::/56",
   "region": "ap-southeast-2",
   "network_border_group": "ap-southeast-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2406:da1c:fff:f800::/56",
   "region": "ap-southeast-2",
   "network_border_group": "ap-southeast-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f14:7ff:f800::/56",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f14:fff:f800::/56",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f18:3fff:f800::/56",
   "region": "us-east-1",
   "network_border_group": "us-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f18:7fff:f800::/56",
   "region": "us-east-1",
   "network_border_group": "us-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f1c:7ff:f800::/56",
   "region": "us-west-1",
   "network_border_group": "us-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f1c:fff:f800::/56",
   "region": "us-west-1",
   "network_border_group": "us-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f1e:7ff:f800::/56",
   "region": "sa-east-1",
   "network_border_group": "sa-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:1f1e:fff:f800::/56",
   "region": "sa-east-1",
   "network_border_group": "sa-east-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:f0f0:300:100::/56",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:f0f0:30e::/48",
   "region": "us-west-2",
   "network_border_group": "us-west-2",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2600:f0f0:30f::/48",
   "region": "eu-central-1",
   "network_border_group": "eu-central-1",
   "services": [
    "AMAZON",
    "EC2",
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2a05:d018:7ff:f800::/56",
   "region": "eu-west-1",
   "network_border_group": "eu-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  },
  {
   "prefix": "2a05:d018:fff:f800::/56",
   "region": "eu-west-1",
   "network_border_group": "eu-west-1",
   "services": [
    "ROUTE53_HEALTHCHECKS"
   ]
  }
 ]
}