No, it's not you. This site is quite well known for not being spot-on in the way it performs from time to time and what you are getting is regarded as normal really.
Best thing to do is open a new page each time then discard it when finished.
iPhone X review
How to find a font: Discover the name of a typeface with these apps
The best iPhone for 2017
Comment créer un compte PayPal pour payer en ligne ?