En SecLists-master/Discovery/Web-Content está directory-list-2.3-medium.txt

Mirar el content lenght que devuelve de una página que no exista

curl -i https://gov.karelia.ru/noexistes | grep content-leng
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0content-length: 81494
100 81494  100 81494    0     0  68674      0  0:00:01  0:00:01 --:--:-- 68655

Si ponemos páginas que existen devolverá content-length bajos

curl -i https://gov.karelia.ru/gov | grep content-leng
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   298  100   298    0     0    565      0 --:--:-- --:--:-- --:--:--   566
content-length: 298
wget -c https://github.com/danielmiessler/SecLists/archive/master.zip -O SecList.zip && unzip SecList.zip && rm -f SecList.zip

-fw: Fuerza mostrar resultados aunque la respuesta sea sospechosa o genérica, filtra por longitud y excluye las que tengan esa longitud o estén en el rango de longitud especificada, si la página no existe dará content lengths altos por eso ponemos un rango entre 60000 y 90000.
-ac: autocalibración para filtrar wildcards

ffuf -u https://gov.karelia.ru/FUZZ -w directory-list-2.3-medium.txt -ac -fw 60000-90894
 
        /'___\  /'___\           /'___\       
       /\ \__/ /\ \__/  __  __  /\ \__/       
       \ \ ,__\\ \ ,__\/\ \/\ \ \ \ ,__\      
        \ \ \_/ \ \ \_/\ \ \_\ \ \ \ \_/      
         \ \_\   \ \_\  \ \____/  \ \_\       
          \/_/    \/_/   \/___/    \/_/       
 
       v1.1.0
________________________________________________
 
 :: Method           : GET
 :: URL              : https://gov.karelia.ru/FUZZ
 :: Wordlist         : FUZZ: directory-list-2.3-medium.txt
 :: Follow redirects : false
 :: Calibration      : true
 :: Timeout          : 10
 :: Threads          : 40
 :: Matcher          : Response status: 200,204,301,302,307,401,403
 :: Filter           : Response size: 1131
 :: Filter           : Response lines: 24
 :: Filter           : Response words: 54
________________________________________________
 
images                  [Status: 301, Size: 301, Words: 19, Lines: 10]
search                  [Status: 301, Size: 301, Words: 19, Lines: 10]
news                    [Status: 301, Size: 299, Words: 19, Lines: 10]
#                       [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# Copyright 2007 James Fisher [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
# or send a letter to Creative Commons, 171 Second Street, [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# This work is licensed under the Creative Commons [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# license, visit http://creativecommons.org/licenses/by-sa/3.0/ [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# on at least 2 different hosts [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
# Suite 300, San Francisco, California, 94105, USA. [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
#                       [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
#                       [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
# Priority ordered case-sensitive list, where entries were found [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# directory-list-2.3-medium.txt [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
banners                 [Status: 301, Size: 302, Words: 19, Lines: 10]
                        [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
# Attribution-Share Alike 3.0 License. To view a copy of this [Status: 200, Size: 126427, Words: 32514, Lines: 1589]
#                       [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
pub                     [Status: 301, Size: 298, Words: 19, Lines: 10]
upload                  [Status: 301, Size: 162, Words: 5, Lines: 8]
local                   [Status: 301, Size: 300, Words: 19, Lines: 10]
personal                [Status: 301, Size: 303, Words: 19, Lines: 10]
poll                    [Status: 301, Size: 299, Words: 19, Lines: 10]
information             [Status: 301, Size: 306, Words: 19, Lines: 10]
test                    [Status: 301, Size: 299, Words: 19, Lines: 10]
includes                [Status: 301, Size: 303, Words: 19, Lines: 10]
announcements           [Status: 301, Size: 308, Words: 19, Lines: 10]
polls                   [Status: 301, Size: 300, Words: 19, Lines: 10]
vote                    [Status: 301, Size: 299, Words: 19, Lines: 10]
whois                   [Status: 301, Size: 300, Words: 19, Lines: 10]
lang                    [Status: 301, Size: 299, Words: 19, Lines: 10]
legislation             [Status: 301, Size: 306, Words: 19, Lines: 10]
interview               [Status: 301, Size: 304, Words: 19, Lines: 10]
question                [Status: 301, Size: 303, Words: 19, Lines: 10]
power                   [Status: 301, Size: 300, Words: 19, Lines: 10]
gov                     [Status: 301, Size: 298, Words: 19, Lines: 10]
control                 [Status: 301, Size: 302, Words: 19, Lines: 10]
structure               [Status: 301, Size: 304, Words: 19, Lines: 10]
answer                  [Status: 301, Size: 301, Words: 19, Lines: 10]
lp                      [Status: 301, Size: 297, Words: 19, Lines: 10]
bitrix                  [Status: 301, Size: 301, Words: 19, Lines: 10]
association             [Status: 301, Size: 306, Words: 19, Lines: 10]
income                  [Status: 301, Size: 301, Words: 19, Lines: 10]
actual                  [Status: 301, Size: 301, Words: 19, Lines: 10]
appeal                  [Status: 301, Size: 301, Words: 19, Lines: 10]
karelia                 [Status: 301, Size: 302, Words: 19, Lines: 10]
                        [Status: 200, Size: 126419, Words: 32514, Lines: 1589]
antiterror              [Status: 301, Size: 305, Words: 19, Lines: 10]
[WARN] Caught keyboard interrupt (Ctrl-C)