August 19, 2022 at 6:59:47 PM UTC
VERIFY
Anomaly
Websites
Runtime: 9.6s
On August 19, 2022 at 6:59:47 PM UTC, https://cloudflare-dns.com/dns-query?dns=q80BAAABAAAAAAAAA3d3dwdleGFtcGxlA2NvbQAAAQAB presented signs of DNS tampering on AS11830 in Costa Rica.
This might mean that https://cloudflare-dns.com/dns-query?dns=q80BAAABAAAAAAAAA3d3dwdleGFtcGxlA2NvbQAAAQAB 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:
181.193.218.2
Query:
IN A cloudflare-dns.com
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
A
201.191.211.9
AS11830 (Instituto Costarricense de Electricidad y Telecom.)
TCP Connections
201.191.211.9:443: failed (connection_refused)
HTTP Requests
No data
Resolver
Resolver ASN
AS11830
Resolver IP
181.193.218.2
Resolver Network Name
Instituto Costarricense de Electricidad y Telecom.
Measurement UID
20220819185948.170088_CR_webconnectivity_d51ac7183ba024ec
Report ID
20220819T185625Z_webconnectivity_CR_11830_n1_Bo8Nf7mYuERr2Do2
Platform
android
Software Name
ooniprobe-android-unattended (3.7.0)
Measurement Engine
ooniprobe-engine (3.15.2)