found trackjs.com on room.co, the actual javascript url is https://dl1d2m8ri9v3j.cloudfront.net/..., this looks very much like a javascript error tracker similar to errorception etc.
I wonder if this could be added to ghostery
trackjs.com looks like yet another javascript error tracker (and some event tracking)
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As is often the case, a single example doesn't suffice.
TrackJS
Website: www.trackjs.com
Examples: (Type 1)
www.bellycard.com
www.citysocializer.com
www.dogostore.com
www.eyemartexpress.com
www.jacksonlytle.com
www.mybanktracker.com
www.selecthub.com
www.theprowl.com
Examples: (Type 2A)
www.pijonbox.com
www.xmarket.com
Examples: (Type 2B)
www.koofers.com
www.zaption.com
Pattern: /(dl1d2m8ri9v3j.cloudfront.net|d2zah9y47r7bi2.cloudfront.net|usage\\.trackjs\\.com)/ -
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