January 11, 2021 at 11:22:45 AM UTC
VERIFY
Anomaly
HTTP blocking (HTTP requests failed)
Websites
Websites
Runtime: 4s
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On January 11, 2021 at 11:22:45 AM UTC, https://ultrasurf.us/ presented signs of HTTP blocking (HTTP requests failed) on AS20294 in Uganda. This might mean that https://ultrasurf.us/ was blocked, but false positives can occur. Please explore the network measurement data below.

Failures

HTTP Experiment
connection_reset
DNS Experiment
null
Control
null

DNS Queries

Resolver:
41.210.187.3
Query:
IN A ultrasurf.us
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
A
104.21.234.101
AS13335 (Cloudflare, Inc.)
@
IN
A
104.21.234.100
AS13335 (Cloudflare, Inc.)
Query:
IN AAAA ultrasurf.us
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
AAAA
2606:4700:3038::6815:ea64
AS13335 (Cloudflare, Inc.)
@
IN
AAAA
2606:4700:3038::6815:ea65
AS13335 (Cloudflare, Inc.)

TCP Connections

2606:4700:3038::6815:ea64:443: failed (unknown_failure: dial tcp [scrubbed]: connect: network is unreachable)
2606:4700:3038::6815:ea65:443: failed (unknown_failure: dial tcp [scrubbed]: connect: network is unreachable)
104.21.234.101:443: succeeded
104.21.234.100:443: succeeded

HTTP Requests

No data

Resolver

Resolver ASN
AS20294
Resolver IP
41.210.187.3
Resolver Network Name
MTN Uganda
Measurement UID
20210111114922.453073_UG_webconnectivity_962fe7fe7b149cc2
Report ID
20210111T103217Z_webconnectivity_UG_20294_n1_jeoCrJQYJ2VQR5T3
Platform
linux
Software Name
ooniprobe-cli (3.1.0)
Measurement Engine
ooniprobe-engine (0.21.0)

Raw Measurement Data

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