Anomaly
https://ultrasurf.us/
HTTP blocking (HTTP requests failed)
Russia
Country
41733
Network
August 11, 2025, 03:20 AM UTC
Date & Time
Websites
Runtime: 35.2s
On August 11, 2025, 03:20 AM UTC, https://ultrasurf.us/ presented signs of HTTP blocking (HTTP requests failed) on 41733 in Russia.
This might mean that https://ultrasurf.us/ was blocked, but false positives can occur.
Please explore the network measurement data below.
Failures
HTTP Experiment
generic_timeout_error
DNS Experiment
null
Control
null
DNS Queries
Resolver:
188.134.0.170
Query:
IN A ultrasurf.us
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
104.21.62.172
@
IN
A
172.67.137.144
Query:
IN AAAA ultrasurf.us
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
AAAA
2a01:54e0:fb00::301
TCP Connections
Connection to 2a01:54e0:fb00::301:443 failed.
Connection to 104.21.62.172:443 succeeded.
Connection to 172.67.137.144:443 succeeded.
HTTP Requests
No Data
Report ID
20250811T031747Z_webconnectivity_RU_41733_n1_bagfxyIso6TTGbs1
Platform
android
Software Name
ooniprobe-android-unattended (5.1.0)
Measurement Engine
ooniprobe-engine (3.26.0)