diff --git a/src/page-file.rkt b/src/page-file.rkt
index d04c135..a2490ab 100644
--- a/src/page-file.rkt
+++ b/src/page-file.rkt
@@ -33,13 +33,22 @@
   (easy:response-headers-ref dest-res 'content-type))
 
 (define (get-media-html url content-type)
+  (define proxied-url (if (config-true? 'strict_proxy) (u-proxy-url url) url))
   (cond
     [(eq? content-type #f) `""]
-    [(regexp-match? #rx"(?i:^image/)" content-type) `(img (@ (src ,url)))]
+    [(regexp-match? #rx"(?i:^image/)" content-type) `(img (@ (src ,proxied-url)))]
     [(regexp-match? #rx"(?i:^audio/|^application/ogg(;|$))" content-type)
-     `(audio (@ (src ,url) (controls)))]
-    [(regexp-match? #rx"(?i:^video/)" content-type) `(video (@ (src ,url) (controls)))]
+     `(audio (@ (src ,proxied-url) (controls)))]
+    [(regexp-match? #rx"(?i:^video/)" content-type) `(video (@ (src ,proxied-url) (controls)))]
     [else `""]))
+(module+ test
+  (require rackunit)
+  (check-equal? (get-media-html "https://static.wikia.nocookie.net/a" "image/jpeg") (img (@ (src "/proxy?dest=https%3A%2F%2Fstatic.wikia.nocookie.net%2Fa"))))
+  (check-equal? (get-media-html "https://static.wikia.nocookie.net/b" "audio/mp3") (audio (@ (src "/proxy?dest=https%3A%2F%2Fstatic.wikia.nocookie.net%2Fb"))))
+  (check-equal? (get-media-html "https://static.wikia.nocookie.net/c" "application/ogg") (audio (@ (src "/proxy?dest=https%3A%2F%2Fstatic.wikia.nocookie.net%2Fc"))))
+  (check-equal? (get-media-html "https://static.wikia.nocookie.net/d" "video/mp4") (video (@ (src "/proxy?dest=https%3A%2F%2Fstatic.wikia.nocookie.net%2Fd"))))
+  (check-equal? (get-media-html "https://example.com" "who knows") "")
+  (check-equal? (get-media-html #f "who knows") ""))
 
 (define (generate-results-page #:source-url source-url
                                #:wikiname wikiname
@@ -125,6 +134,7 @@
                      ; convert to string with error checking, error will be raised if xexp is invalid
                      (xexp->html body))
                    (response/output #:code 200
+                                    #:headers (list referrer-policy)
                                     (λ (out) (write-html body out)))))))
 ;(module+ test
 ;  (check-not-false ((query-selector (attribute-selector 'href "/test/wiki/Ankle_Monitor")