I just started getting this error today...almost dailey i use the WHOIS under tools in ispconfig and have not gotten this error till today. I only get the error when i do a whois on a unregistared domain error: Warning: fsockopen() [function.fsockopen]: unable to connect to dns.pl:43 (Connection refused) in /home/admispconfig/ispconfig/web/tools/tools/whois/index.php on line 556 Warning: set_socket_blocking(): supplied argument is not a valid stream resource in /home/admispconfig/ispconfig/web/tools/tools/whois/index.php on line 557 Warning: fputs(): supplied argument is not a valid stream resource in /home/admispconfig/ispconfig/web/tools/tools/whois/index.php on line 558 Warning: feof(): supplied argument is not a valid stream resource in /home/admispconfig/ispconfig/web/tools/tools/whois/index.php on line 559 Warning: fgets(): supplied argument is not a valid stream resource in /home/admispconfig/ispconfig/web/tools/tools/whois/index.php on line 560 All my other sites mysql and php is working okay currently. any idea?