Anomaly
https://amp.cloudflare.com/v0/amp-iframe-0.1.js
DNS tampering
Websites
Runtime: 120ms
On April 19, 2025, 10:48 AM UTC, https://amp.cloudflare.com/v0/amp-iframe-0.1.js presented signs of DNS tampering on AS203953 in Denmark.
This might mean that https://amp.cloudflare.com/v0/amp-iframe-0.1.js 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:
162.158.133.153
Query:
IN A amp.cloudflare.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
0.0.0.0
Query:
IN AAAA amp.cloudflare.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
AAAA
::
TCP Connections
Connection to 0.0.0.0:443 failed.
Connection to :::443 failed.
HTTP Requests
No Data
Resolver
Resolver ASN
AS13335
Resolver IP
162.158.133.153
Resolver Network Name
Cloudflare Inc
Report ID
20250419T104730Z_webconnectivity_DK_203953_n1_9xBaF9oJNdO7G5CP
Platform
linux
Software Name
ooniprobe-cli-unattended (3.23.0)
Measurement Engine
ooniprobe-engine (3.23.0)