Network tampering
Malformed ctrl_headers
Middleboxes
Runtime: 236ms
On April 26, 2025, 08:59 PM UTC, network traffic was manipulated when contacting our control servers.
This means that there might be a middlebox on AS9009 in Bulgaria, which could be responsible for censorship and/or surveillance.
Resolver
Resolver ASN
AS13335
Resolver IP
172.69.8.104
Resolver Network Name
Cloudflare Inc
Report ID
20250426T205930Z_httpheaderfieldmanipulation_BG_9009_n1_f9SN5b9VG8AZZ7WU
Platform
windows
Software Name
ooniprobe-desktop-unattended (3.22.0)
Measurement Engine
ooniprobe-engine (3.22.0)