Bug #71675 [NEW]: gethostbyname not return unmodified hostname

From: spacek at best-net dot cz Operating system: Unix PHP version: 7.0.3 Package: Network related Bug Type: Bug Bug description:gethostbyname not return unmodified hostname Description: ------------ Function gethostbyname() not return unmodified hostname in situation when the input string contains only numbers. Tested in: PHP 7.0.3 PHP 5.6.18 Test script: --------------- <?php echo gethostbyname('1111111').PHP_EOL; echo gethostbyname('111').PHP_EOL; echo gethostbyname('111.111').PHP_EOL; echo gethostbyname('111768768768768768.com').PHP_EOL; echo gethostbyname('a111').PHP_EOL; echo gethostbyname('foo').PHP_EOL; Expected result: ---------------- 1111111 111 111.111 111768768768768768.com a111 foo Actual result: -------------- 0.16.244.71 0.0.0.111 111.0.0.111 111768768768768768.com a111 foo -- Edit bug report at https://bugs.php.net/bug.php?id=71675&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=71675&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=71675&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=71675&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=71675&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=71675&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=71675&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=71675&r=needscript Try newer version: https://bugs.php.net/fix.php?id=71675&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=71675&r=support Expected behavior: https://bugs.php.net/fix.php?id=71675&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=71675&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=71675&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=71675&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71675&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=71675&r=dst IIS Stability: https://bugs.php.net/fix.php?id=71675&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=71675&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=71675&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=71675&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=71675&r=mysqlcfg