Owncloud shared link videos doesn't open on ios but works on Android

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Steps to reproduce
1. upload a video
2. share the link
3. to open on IOS

Expected behaviour
Run the video

Actual behaviour
Nothing happens. Videos doesn't run

Server configuration
Operating system: centos 7
Web server: apache
Database: mysql
PHP version: 5.5
ownCloud version (see ownCloud admin page): tried on 8 and now 9
Updated from an older ownCloud or fresh install: both

/access_log
10.29.1.76 - - [18/Aug/2016:12:37:24 +0100] "GET /index.php/s/aj8qw3Oe9keetcr HTTP/1.1" 200 13545 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_4 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13G35 Safari/601.1"
10.29.1.76 - - [18/Aug/2016:12:37:25 +0100] "GET /index.php/core/js/oc.js?v=390065251e8fe4d5e2ed684597ee616b HTTP/1.1" 200 2553 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_4 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13G35 Safari/601.1"
10.29.1.76 - - [18/Aug/2016:12:37:25 +0100] "GET /cron.php HTTP/1.1" 200 20 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_4 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13G35 Safari/601.1"
10.29.1.34 - - [18/Aug/2016:12:37:28 +0100] "GET /ocs/v2.php/apps/notifications/api/v1/notifications?format=json HTTP/1.1" 200 74 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36"