Anomaly
http://anonymizer.secuser.com/
DNS tampering
Websites
Runtime: 451ms
On October 19, 2025, 08:21 AM UTC, http://anonymizer.secuser.com/ presented signs of DNS tampering on AS3462 in Taiwan.
This might mean that http://anonymizer.secuser.com/ was blocked, but false positives can occur.
Please explore the network measurement data below.
Failures
HTTP Experiment
connection_refused
DNS Experiment
null
Control
null
DNS Queries
Resolver:
172.217.43.221
Query:
IN A anonymizer.secuser.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
0.0.0.0
Query:
IN AAAA anonymizer.secuser.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
AAAA
::
TCP Connections
Connection to 0.0.0.0:80 failed.
Connection to :::80 failed.
HTTP Requests
No Data
Resolver
Resolver ASN
AS15169
Resolver IP
172.217.43.221
Resolver Network Name
Google LLC
Report ID
20251019T075141Z_webconnectivity_TW_3462_n4_ql7JIV5bU8qAesiM
Platform
linux
Software Name
ooniprobe-cli (3.27.0)
Measurement Engine
ooniprobe-engine (3.27.0)