Problem :
IP public terblacklist CBL / Spamhaus ZEN setelah di cek di https://mxtoolbox.com/blacklists.aspx
Solusi :
- Akses https://www.abuseat.org/
- lalu pilih LOOKUP/REMOVE
- Masukkan IP public lalu pilih lookup
- Scroll ke halaman paling bawah , klik Remove