I recently decided to test run my website to see how its performing using GTmetrix and the result is very poor (PageSpeed Score - 49%, YSlow Score - 47%). I am seeing a host of issues resorted but one is a bit confusing to me.
Leverage browser caching for the following cacheable resources:
https://quickresource.eyereturn.com/eyebuild/eyebuild_1_19.js (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/GC.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/actual-offer.jpg (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/and.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/border300x250.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/close.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/copy_01.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/copy_02.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/copy_05.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/cta.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/dot.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/heart_l.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/heart_r.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/logo.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/logo_02.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/mobile.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/offer.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/images/offer_link.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_300x250_EN_v1/index_edge.js (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/GC.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/actual-offer.jpg (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/and.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/bbym-blk.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/bbym.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/borde728x90.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/close.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/copy_01.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/copy_02.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/copy_03.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/copy_05.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/cta.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/dot.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/heart_l.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/heart_r.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/logo.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/mobile.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/offer.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/images/offer_link.png (expiration not specified) https://secure.eyereturn.com/25127/0324_FF_Offer_728x90_EN_v1/index_edge.js (expiration not specified) https://animate.adobe.com/runtime/5.0.0/edge.5.0.0.min.js (15 minutes) https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js (1 hour) https://pagead2.googlesyndication.com/pagead/osd.js (1 hour) https://www.google-analytics.com/analytics.js (2 hours)P
What is "secure.eyereturn.com" and where I can find it and remove it?