Lua

Resolve a Hostname to an IP Address

Demonstrates Socket.DnsLookup, which resolves a hostname and returns one numeric IP address.

Background. A maxWaitMs of 0 waits indefinitely; a positive value bounds the wait. Resolved results may be served from Chilkat's process-wide DNS cache.

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Lua

local chilkat = require("chilkat")

local socket = chilkat.Socket.new()

-- Resolve a hostname to a numeric IP address, waiting up to 5 seconds.
local ipAddress = socket:dns_lookup("example.com", 5000)
if not socket.last_method_success then
    print(socket.last_error_text)
    return
end

print("Resolved IP address: " .. ipAddress)