Anomaly
WhatsApp is likely blocked
Instant Messaging
Runtime: 1m
On April 27, 2025, 12:38 AM UTC, the testing of WhatsApp's mobile app presented signs of blocking on AS4837 in China.
This might mean that WhatsApp's mobile app was blocked, but false positives can occur.
Please explore the network measurement data below. Check other WhatsApp measurements from the same network during the same time period (if they're available).
Mobile App
Failed
WhatsApp Web
Failed
Registration
Failed
Endpoint Status
Connection to 103.252.114.101:443 failed.
Connection to 2a03:2880:f10f:83:face:b00c:0:25de:443 failed.
Connection to 104.244.43.182:443 failed.
Connection to 2a03:2880:f136:83:face:b00c:0:25de:443 failed.
Connection to 199.59.148.96:5222 failed.
Connection to 2a03:2880:f134:183:face:b00c:0:25de:5222 failed.
Connection to 182.50.139.56:443 failed.
Connection to 2a03:2880:f11c:8183:face:b00c:0:25de:443 failed.
Connection to 157.240.15.8:5222 failed.
Connection to 2a03:2880:f11f:83:face:b00c:0:25de:5222 failed.
Connection to 157.240.1.9:443 failed.
Connection to 2a03:2880:f130:83:face:b00c:0:25de:443 failed.
Connection to 157.240.1.9:5222 failed.
Connection to 2a03:2880:f10d:83:face:b00c:0:25de:5222 failed.
Connection to 66.220.149.32:5222 failed.
Connection to 2a03:2880:f10f:83:face:b00c:0:25de:5222 failed.
Connection to 65.49.26.99:5222 failed.
Connection to 2001::a27d:701:5222 failed.
Connection to 118.193.240.41:5222 failed.
Connection to 2a03:2880:f10c:83:face:b00c:0:25de:5222 failed.
Connection to 108.160.165.189:5222 failed.
Connection to 2a03:2880:f136:83:face:b00c:0:25de:5222 failed.
Connection to 31.13.95.17:5222 failed.
Connection to 2a03:2880:f10e:83:face:b00c:0:25de:5222 failed.
Resolver
Resolver ASN
AS4837
Resolver IP
221.5.212.14
Resolver Network Name
CHINA UNICOM Industrial Internet Backbone
Report ID
20250427T003805Z_whatsapp_CN_4837_n1_GHHFkPBmlapqBAJL
Platform
android
Software Name
ooniprobe-android (5.0.6)
Measurement Engine
ooniprobe-engine (3.25.0)