Anomaly
https://surfychinaz.com/zh/
DNS tampering
Websites
Runtime: 18.3s
On October 13, 2025, 03:47 PM UTC, https://surfychinaz.com/zh/ presented signs of DNS tampering on AS138997 in Hong Kong SAR China.
This might mean that https://surfychinaz.com/zh/ 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:
198.18.1.19
Query:
IN A surfychinaz.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
198.18.3.51
TCP Connections
Connection to 198.18.3.51:443 failed.
HTTP Requests
No Data
Resolver
Resolver ASN
AS0
Resolver IP
198.18.1.19
Resolver Network Name
Report ID
20251013T154045Z_webconnectivity_HK_138997_n4_uW0wYHEg7o9PUNOW
Platform
macos
Software Name
ooniprobe-desktop-unattended (3.26.0)
Measurement Engine
ooniprobe-engine (3.26.0)