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package hostname
import (
"io"
"net"
)
// GetWhois performs a raw whois query for a given domain.
// Note: This does not recursively find the right server; it uses a known one.
func GetWhois(domain, server string) (string, error) {
// Connect to the whois server on port 43
conn, err := net.Dial("tcp", net.JoinHostPort(server, "43"))
if err != nil {
return "", err
}
defer conn.Close()
// Send the domain query
_, err = conn.Write([]byte(domain + "\r\n"))
if err != nil {
return "", err
}
// Read the entire response
result, err := io.ReadAll(conn)
if err != nil {
return "", err
}
return string(result), nil
}
/*
func main() {
// We have to know the server for .com domains
const whoisServer = "whois.verisign-grs.com"
domain :="google.com"
whoisData, err := GetWhois(domain, whoisServer)
if err != nil {
log.Fatal"Error getting whois info: %v", err)
}
fmt.Println(whoisData)
}
*/
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