diff --git a/blacklist.txt b/blacklist.txt
index f8440504..af10ec74 100644
--- a/blacklist.txt
+++ b/blacklist.txt
@@ -1869,4 +1869,5 @@
 137.59.222.56
 185.109.23.60
 168.187.178.37
-177.249.175.231
\ No newline at end of file
+177.249.175.231
+186.23.59.21
\ No newline at end of file
diff --git a/logs/2024/2/4.txt b/logs/2024/2/4.txt
index 7c2dde72..a058da85 100644
--- a/logs/2024/2/4.txt
+++ b/logs/2024/2/4.txt
@@ -572,3 +572,4 @@
 2024-02-04T10:22:44+01:00 server=':445' addr='185.109.23.60' country='Russia' city='' postal='' asn.id='203549' asn.name='individual entrepreneur Eduard Uruzov'
 2024-02-04T10:22:54+01:00 server=':445' addr='168.187.178.37' country='Kuwait' city='' postal='' asn.id='6412' asn.name='KW KEMS Block-A, Floor 7, Souq Al-Kabeer Kuwait City, State of Kuwait P O Box 3623, Safat 130'
 2024-02-04T10:23:01+01:00 server=':445' addr='177.249.175.231' hostname='177.249.175.231-clientes-zap-izzi.mx.' country='Mexico' city='Tlaquepaque' postal='45530' asn.id='270161' asn.name='Cablevision Red, S.A de C.V.'
+2024-02-04T10:25:53+01:00 server=':445' addr='186.23.59.21' hostname='cpe-186-23-59-21.telecentro-reversos.com.ar.' country='Argentina' city='San Juan Bautista' postal='1888' asn.id='27747' asn.name='Telecentro S.A.'