I tested your version against mine and it is around 8 seconds faster than my current version. Though tweaking your version to give similar output may negate some of that. This is the time output running against 7052 servers:

real    0m58.968s
user    0m50.566s
sys     1m3.864s

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In reply to Re^2: A question of fork efficiency by synless
in thread A question of fork efficiency by synless

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