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<?php print "omg"; $parts = parse_url("http://134744072\x001.2.3.4\x00/btc.txt\x00"); print "meh"; echo bin2hex($parts["host"]); print_r($parts); print "wah"; ?>
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.27, 5.6.29 - 5.6.40, 7.0.0 - 7.0.12, 7.0.15 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
omgmeh3133343734343037325f312e322e332e345fArray ( [scheme] => http [host] => 134744072_1.2.3.4_ [path] => /btc.txt_ ) wah
Output for 5.6.28, 7.0.13 - 7.0.14
omgmeh313334373434303732Array ( [scheme] => http [host] => 134744072 [path] => _1.2.3.4_/btc.txt_ ) wah
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
omgmeh313334373434303732Array ( [scheme] => http [host] => 134744072 ) wah

preferences:
306.29 ms | 401 KiB | 456 Q