We had that problem too, it was only happening to computers with a NATed v4 address. Connecting to Google over IPv6 made the problems go away.
Thank you, - Nich > -----Original Message----- > From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Joseph Jenkins > Sent: Tuesday, November 10, 2015 11:28 AM > To: nanog@nanog.org > Subject: Google Captcha on web searches > > We started getting a Google Captcha for our web searches this morning. > Does anyone have contact info for Google so that I can contact them and > figure out where the traffic is coming from on my side or what service it > is going to so that I can track down the users? > > Thanks, > > Joe Jenkins > 909.636.2097
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