Response headers from mls2atx.com indicate that the header image was last modified on October 10th.
The png image file “http://mls2atx.com/wp-content/uploads/2017/10/Crest_WhiteBackground-1200×1274.png” contains a “last modified date” of Fri, 06 Oct 2017 00:04:35 GMT.
Pictorial evidence of the response headers has been documented.
Thanks to @knass for digging through these records and making this discovery.