See: Transaction Protection
Invalid SSL Certificate. Found by Detection Engine * http://urlquery.net/report.php?id=1457901749283
connection error - Reverse DNS 134-75.colo.sta.blacknight.ie cannot resolve.
and this is vulnerable to the DROWn attack: https://test.drownattack.com/?site=134-75.colo.sta.blacknight.ie
and this: https://test.drownattack.com/?site=www.blacknight.com
polonus