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<?php var_dump(fsockopen("www.example.com", 80));
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: fsockopen(): php_network_getaddresses: getaddrinfo for www.example.com failed: System error in /in/S9OGe on line 2 Warning: fsockopen(): Unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo for www.example.com failed: System error) in /in/S9OGe on line 2 bool(false)
Output for 8.0.13 - 8.0.30
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: System error in /in/S9OGe on line 2 Warning: fsockopen(): Unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo failed: System error) in /in/S9OGe on line 2 bool(false)
Output for 8.0.0 - 8.0.12
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/S9OGe on line 2 Warning: fsockopen(): Unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution) in /in/S9OGe on line 2 bool(false)
Output for 7.0.20, 7.1.5 - 7.1.33, 7.2.0 - 7.2.24, 7.3.0 - 7.3.12, 7.3.32 - 7.3.33, 7.4.0, 7.4.26 - 7.4.33
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: System error in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo failed: System error) in /in/S9OGe on line 2 bool(false)
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.25
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution) in /in/S9OGe on line 2 bool(false)
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.14, 7.1.0
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 (php_network_getaddresses: getaddrinfo failed: Name or service not known) in /in/S9OGe on line 2 bool(false)
Output for 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 (Unknown error) in /in/S9OGe on line 2 bool(false)
Output for 5.0.0 - 5.0.2
Warning: fsockopen(): php_network_getaddresses: gethostbyname failed in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 (Unknown error) in /in/S9OGe on line 2 bool(false)
Output for 4.3.3 - 4.3.4, 4.3.10 - 4.3.11, 4.4.0 - 4.4.9
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 in /in/S9OGe on line 2 bool(false)
Output for 4.3.5 - 4.3.9
Warning: fsockopen(): php_network_getaddresses: gethostbyname failed in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 in /in/S9OGe on line 2 bool(false)
Output for 4.3.2
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known (is your IPV6 configuration correct? If this error happens all the time, try reconfiguring PHP using --disable-ipv6 option to configure) in /in/S9OGe on line 2 Warning: fsockopen(): unable to connect to www.example.com:80 in /in/S9OGe on line 2 bool(false)
Output for 4.3.0 - 4.3.1

Process exited with code 139.

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