Created
October 20, 2025 23:22
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Determine which AWS datacenter/region an IP address belongs to
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| import ipaddress | |
| import json | |
| import urllib.request | |
| data = json.load( | |
| urllib.request.urlopen("https://ip-ranges.amazonaws.com/ip-ranges.json") | |
| ) | |
| ip = ipaddress.ip_address("X.X.X.X") | |
| for p in data.get("prefixes", []): | |
| if ip in ipaddress.ip_network(p["ip_prefix"]): | |
| print(p) | |
| for p in data.get("ipv6_prefixes", []): | |
| if ip in ipaddress.ip_network(p["ipv6_prefix"]): | |
| print(p) |
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