looks like this:
root@DietPi:~# ls -al /etc/pihole
insgesamt 227656
drwxr-xr-x 2 pihole pihole 4096 Mai 16 20:30 .
drwxr-xr-x 85 root root 4096 Mai 15 17:46 ..
-rw-r--r-- 1 pihole pihole 4221 Aug 8 2019 adlists.list
-rw-r--r-- 1 pihole pihole 25 Aug 8 2019 auditlog.list
-rw-r--r-- 1 pihole pihole 589 Mai 16 20:30 black.list
-rw-r--r-- 1 pihole pihole 589 Nov 4 2019 blacklist.txt
-rw-r--r-- 1 pihole pihole 500 Apr 7 2018 blacklist.txt.bck~
-rw-r--r-- 1 pihole pihole 0 Mai 15 17:50 dhcp.leases
-rw-r--r-- 1 pihole pihole 596 Sep 17 2019 dns-servers.conf
-rw-r--r-- 1 pihole pihole 14 Mai 16 13:55 GitHubVersions
-rw-r--r-- 1 root root 36650558 Mai 16 20:30 gravity.list
-rw-r--r-- 1 pihole pihole 1102 Sep 17 2019 install.log
-rw------- 1 root root 1764196 Mai 16 20:28 list.0.raw.githubusercontent.com.domains
-rw------- 1 root root 53 Mai 16 20:29 list.10.zeustracker.abuse.ch.domains
-rw------- 1 root root 22880832 Mai 16 20:29 list.11.www.fussle.de.domains
-rw------- 1 root root 568 Mai 16 20:29 list.12.localhost.domains
-rw------- 1 pihole pihole 15987 Sep 17 2019 list.15.hosts-file.net.domains
-rw------- 1 root root 41949 Mai 16 20:29 list.16.raw.githubusercontent.com.domains
-rw------- 1 pihole pihole 59286 Mai 15 17:53 list.17.v.firebog.net.domains
-rw------- 1 pihole pihole 43844 Sep 17 2019 list.18.bitbucket.org.domains
-rw------- 1 pihole pihole 594673 Mai 15 17:52 list.1.mirror1.malwaredomains.com.domains
-rw------- 1 pihole pihole 388016 Mai 15 17:53 list.21.winhelp2002.mvps.org.domains
-rw------- 1 pihole pihole 16292 Mai 15 17:53 list.23.v.firebog.net.domains
-rw------- 1 pihole pihole 137941 Mai 15 17:53 list.24.v.firebog.net.domains
-rw------- 1 pihole pihole 108351 Mai 15 17:53 list.25.v.firebog.net.domains
-rw------- 1 pihole pihole 553037 Mai 15 17:53 list.26.v.firebog.net.domains
-rw------- 1 pihole pihole 1252404 Mai 15 17:53 list.27.v.firebog.net.domains
-rw------- 1 pihole pihole 1164559 Mai 15 17:53 list.28.v.firebog.net.domains
-rw------- 1 pihole pihole 14484 Sep 17 2019 list.29.reddestdream.github.io.domains
-rw------- 1 pihole pihole 638705 Sep 17 2019 list.2.sysctl.org.domains
-rw------- 1 pihole pihole 442606 Mai 15 17:53 list.30.adaway.org.domains
-rw------- 1 root root 19253 Mai 16 20:29 list.31.raw.githubusercontent.com.domains
-rw------- 1 pihole pihole 59286 Mai 15 17:53 list.32.v.firebog.net.domains
-rw------- 1 root root 41949 Mai 16 20:29 list.34.raw.githubusercontent.com.domains
-rw------- 1 root root 2038816 Mai 16 20:29 list.35.github.com.domains
-rw------- 1 pihole pihole 955 Okt 23 2019 list.37.franky.myqnapcloud.com.domains
-rw------- 1 root root 13789 Mai 16 20:29 list.39.raw.githubusercontent.com.domains
-rw------- 1 root root 53 Mai 16 20:28 list.3.zeustracker.abuse.ch.domains
-rw------- 1 pihole pihole 1986375 Mai 15 17:53 list.41.zerodot1.gitlab.io.domains
-rw------- 1 pihole pihole 6788489 Sep 17 2019 list.42.adblock.mahakala.is.domains
-rw------- 1 root root 19796 Mai 16 20:29 list.43.raw.githubusercontent.com.domains
-rw------- 1 root root 8926 Mai 16 20:29 list.44.raw.githubusercontent.com.domains
-rw------- 1 root root 12824 Mai 16 20:29 list.45.raw.githubusercontent.com.domains
-rw------- 1 pihole pihole 45278 Mai 15 17:53 list.46.v.firebog.net.domains
-rw------- 1 pihole pihole 338204 Mai 15 17:53 list.47.v.firebog.net.domains
-rw------- 1 pihole pihole 1014415 Mai 15 17:53 list.48.v.firebog.net.domains
-rw------- 1 pihole pihole 1014415 Mai 15 17:54 list.49.v.firebog.net.domains
-rw------- 1 pihole pihole 613 Sep 17 2019 list.4.s3.amazonaws.com.domains
-rw------- 1 root root 68604 Mai 16 20:29 list.50.raw.githubusercontent.com.domains
-rw------- 1 root root 294555 Mai 16 20:29 list.51.raw.githubusercontent.com.domains
-rw------- 1 root root 2087 Mai 16 20:29 list.52.raw.githubusercontent.com.domains
-rw------- 1 root root 310 Mai 16 20:29 list.54.raw.githubusercontent.com.domains
-rw------- 1 root root 2460531 Mai 16 20:29 list.55.raw.githubusercontent.com.domains
-rw------- 1 pihole pihole 44640 Sep 17 2019 list.56.hosts-file.net.domains
-rw------- 1 pihole pihole 9555536 Okt 13 2019 list.57.hosts-file.net.domains
-rw------- 1 pihole pihole 6226756 Sep 17 2019 list.58.hosts-file.net.domains
-rw------- 1 pihole pihole 17948728 Sep 17 2019 list.59.hosts-file.net.domains
-rw------- 1 pihole pihole 43616 Mai 15 17:52 list.5.s3.amazonaws.com.domains
-rw------- 1 root root 59 Mai 16 20:30 list.60.ransomwaretracker.abuse.ch.domains
-rw------- 1 pihole pihole 417856 Mai 15 17:56 list.61.someonewhocares.org.domains
-rw------- 1 pihole pihole 1772405 Sep 17 2019 list.6.hosts-file.net.domains
-rw------- 1 pihole pihole 54336 Mai 15 17:53 list.7.v.firebog.net.domains
-rw------- 1 root root 44155 Mai 16 20:29 list.9.s3.amazonaws.com.domains
-rw-r--r-- 1 pihole pihole 36653701 Mai 16 20:30 list.preEventHorizon
-rw-r--r-- 1 pihole pihole 20 Mai 16 20:30 localbranches
-rw-r--r-- 1 pihole pihole 45 Mai 16 20:30 local.list
-rw-r--r-- 1 pihole pihole 43 Mai 16 20:30 localversions
-rw-r--r-- 1 pihole pihole 234 Sep 17 2019 logrotate
-rw-r--r-- 1 pihole pihole 2207744 Mai 27 2019 macvendor.db
-rw-r--r-- 1 pihole pihole 38 Sep 17 2019 pihole-FTL.conf
-rw-r--r-- 1 pihole pihole 74944512 Mai 16 20:30 pihole-FTL.db
-rw-rw-r-- 1 pihole pihole 28 Mai 18 2019 regex.list
-rw-r--r-- 1 pihole pihole 610 Mai 15 18:34 setupVars.conf
-rw-r--r-- 1 pihole pihole 609 Sep 17 2019 setupVars.conf.update.bak
-rw-r--r-- 1 pihole pihole 3916 Mai 14 17:32 whitelist.txt
-rw-r--r-- 1 pihole pihole 824 Apr 7 2018 whitelist.txt.bck~