Cyfraniadau'r defnyddiwr 54.246.0.0/16

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• 05:40, 21 Chwefror 2024: Jon Kolbert (meta.wikimedia.org) blociwyd yn fyd-eang 54.246.0.0/16 (yn dod i ben ar 21 Chwefror 2029 am 05:40) (Open proxy/Webhost: See the help page if you are affected <!-- Amazon Web Services -->)