NOVA TEL
novatel
ZamZam Tel
Z-Host Communications
TurboTel Pro
ellipi group
텔레그램 공식 앱 Telegram
Telegram FZ-LLC
Telegram X
Google 메시지
Google LLC
Messenger
Meta Platforms, Inc.
카카오톡 KakaoTalk
Kakao Corp.
imo - group video calls
imo.im