Below is a list of common files and content-types which are typically not suitable for compression.

- Extensions

 | `gz`  | (GZIP)      |
 | `bz2` | (BZIP2)     |
 | `rar` | (WinRAR)    |
 | `zip` | (ZIP)       |
 | `7z`  | (7-Zip)     |
 | `xz`  | (LZMA)      |
 | `mp4` | (MP4)       |
 | `mkv` | (MKV media) |
 | `mov` | (MOV)       |

- Content-Types

&auqs,ocevon,?winmo,?l&aicosnepo,enapc,?n&eyb,o&iton,yc,??s&ihtedam,pvtsaf,?thrs,w&eiverp,olfyeh,?xevnoc,ysrab,?bew!.remarf,??ov?ra?t&ioled?ol??utitsni??u&lb?qi&nilc?tuob???v!.&21e?b&ew?ib?og??ce&r?t??e&dnerpme?rots??gro?lim?m&o&c?n??rif??o&c?fni??rar?stra?t&en?ni??ude?vog??as?e3gerb2h--nx?i&l!.&mea,xlh,??rd?ssergorp??ol??w&kct--nx?r??xul?y!.&gro?lim?moc?ten?ude?vog????f&0f3rkcg--nx?198xim--nx?280xim--nx?7vqn--nx?a!.&gro?moc?ten?ude?vog???b!.vog?wa9bgm--nx??c!a1p--nx!.&a14--nx,b8lea1j--nx,c&avc0...