IMEI CHECK PRO
1 / 8
คู่มือความปลอดภัยของอุปกรณ์
The GSMA IMEI Blacklist is an international database shared among wireless carriers and law enforcement across over 100 countries listing mobile equipment reported lost, stolen, associated with insurance fraud, or tied to uncollectible unpaid debts. When an IMEI is blacklisted, participating cellular base stations reject cellular connection attempts (Cause #7 - Network Services Denied), while local Wi-Fi and Bluetooth hardware continue functioning normally.
ทำความเข้าใจระบบแบล็กลิสต์ IMEI ระดับโลก เหตุใดเครื่องที่ติดแบล็กลิสต์จึงเล่น Wi-Fi ได้ปกติแต่ใส่ซิมแล้วไม่มีสัญญาณ
IMEI CHECK PRO
2 / 8
คู่มือความปลอดภัยของอุปกรณ์
สถานการณ์จำลองจากความเสี่ยงจริงในตลาดมือสอง ไม่ใช่คำรับรองส่วนบุคคล
A student purchases an iPhone 13 for $450 from a marketplace seller. At the seller's apartment, the buyer connects to the home Wi-Fi network; Safari browses…
IMEI CHECK PRO
3 / 8
คำตอบโดยตรง
Total loss of cellular telecommunications: The device is permanently barred from connecting…
Total loss of cellular telecommunications: The device is permanently barred from connecting to mobile network towers for voice calls, SMS, and cellular LTE/5G data.
IMEI CHECK PRO
4 / 8
คำตอบโดยตรง
Legal seizure and criminal liability: Knowingly or unknowingly possessing property official…
Legal seizure and criminal liability: Knowingly or unknowingly possessing property officially reported stolen to police or insurance agencies exposes the buyer to…
IMEI CHECK PRO
5 / 8
1 / 3
Always query the IMEI in the official GSMA Blacklist database before paying.
Always query the IMEI in the official GSMA Blacklist database before paying.
IMEI CHECK PRO
6 / 8
2 / 3
Test the phone with an active SIM card with Wi-Fi disabled to verify tower registration.
Test the phone with an active SIM card with Wi-Fi disabled to verify tower registration.
IMEI CHECK PRO
7 / 8
3 / 3
Verify that the physical IMEI on the SIM tray matches the software IMEI shown under *#06#.
Verify that the physical IMEI on the SIM tray matches the software IMEI shown under *#06#.
IMEI CHECK PRO
8 / 8
คู่มือความปลอดภัยของอุปกรณ์
เช็กสถานะการล็อก IMEI, Apple Activation Lock, การกำกับดูแล MDM และแบล็กลิสต์แบบเรียลไทม์
The GSMA blacklist restricts cellular baseband registration at network cell towers. It prevents the cellular modem from connecting to cellular towers for voice,…