Outputs permissions

[ec2-user@ip-172-31-21-122 html]$ ls -al /usr/share/nginx
total 12
drwxr-xr-x  3 root       root 4096 Jun 13 22:44 .
drwxr-xr-x 93 root       root 4096 Jul 12 22:58 ..
drwxr-sr-x  5 viUser-ftp www  4096 Jul 15 16:34 html


[ec2-user@ip-172-31-21-122 html]$ ls -al /usr/share/nginx/html
total 40
drwxr-sr-x 5 viUser-ftp www      4096 Jul 15 16:34 .
drwxr-xr-x 3 root       root     4096 Jun 13 22:44 ..
-rw-rwSr-- 1 viUser-ftp www      3696 Jun 13 22:43 404.html
-rw-rwSr-- 1 viUser-ftp www      3738 Jun 13 22:43 50x.html
-rw-rwSr-- 1 viUser-ftp www      3770 Jun 13 22:43 index.html
-rw-rwSr-- 1 viUser-ftp www        17 Jun  2 23:40 info.php
-rw-rwSr-- 1 viUser-ftp www       368 Jun 13 22:43 nginx-logo.png
lrwxrwxrwx 1 viUser-ftp www        32 Jun 24 21:53 poweredby.png -> /usr/share/pixmaps/poweredby.png
drwxr-sr-x 2 viUser-ftp ec2-user 4096 Jul 15 16:56 prueba
drwxrwsr-x 7 viUser-ftp www      4096 Jul 15 16:05 sites
drwxrwsr-x 2 viUser-ftp www      4096 Jun 14 22:38 sslviventoura.de


[ec2-user@ip-172-31-21-122 html]$ cat /etc/passwd
root:x:0:0:root:/root:/bin/bash
bin:x:1:1:bin:/bin:/sbin/nologin
daemon:x:2:2:daemon:/sbin:/sbin/nologin
adm:x:3:4:adm:/var/adm:/sbin/nologin
lp:x:4:7:lp:/var/spool/lpd:/sbin/nologin
sync:x:5:0:sync:/sbin:/bin/sync
shutdown:x:6:0:shutdown:/sbin:/sbin/shutdown
halt:x:7:0:halt:/sbin:/sbin/halt
mail:x:8:12:mail:/var/spool/mail:/sbin/nologin
uucp:x:10:14:uucp:/var/spool/uucp:/sbin/nologin
operator:x:11:0:operator:/root:/sbin/nologin
games:x:12:100:games:/usr/games:/sbin/nologin
gopher:x:13:30:gopher:/var/gopher:/sbin/nologin
ftp:x:14:50:FTP User:/var/ftp:/sbin/nologin
nobody:x:99:99:Nobody:/:/sbin/nologin
rpc:x:32:32:Rpcbind Daemon:/var/cache/rpcbind:/sbin/nologin
ntp:x:38:38::/etc/ntp:/sbin/nologin
saslauth:x:499:76:"Saslauthd user":/var/empty/saslauth:/sbin/nologin
mailnull:x:47:47::/var/spool/mqueue:/sbin/nologin
smmsp:x:51:51::/var/spool/mqueue:/sbin/nologin
rpcuser:x:29:29:RPC Service User:/var/lib/nfs:/sbin/nologin
nfsnobody:x:65534:65534:Anonymous NFS User:/var/lib/nfs:/sbin/nologin
sshd:x:74:74:Privilege-separated SSH:/var/empty/sshd:/sbin/nologin
dbus:x:81:81:System message bus:/:/sbin/nologin
ec2-user:x:500:500:EC2 Default User:/home/ec2-user:/bin/bash
nginx:x:498:497:Nginx web server:/var/lib/nginx:/sbin/nologin
apache:x:48:48:Apache:/var/www:/sbin/nologin
memcached:x:497:496:Memcached daemon:/var/run/memcached:/sbin/nologin
mysql:x:27:27:MySQL Server:/var/lib/mysql:/bin/bash
viUser-ftp:x:501:501::/usr/share/nginx/html/:/bin/bash