Debug your Internet.
you don't see a big "Start Analysis" link,
please see the FAQ for details on how to enable Java.
Please note: after nearly a decade of providing this service we have decided to shut down Netalyzr in the first week of March 2019. It pains us greatly to do so, but each team member has at this point moved on to other responsibilities. Our Android app users will receive a final update during this time. Thanks to everyone who has used the service over the years — you all helped make the project a tremendous success.