January 19, 2021 at 8:20:57 AM UTC
VERIFY
Anomaly
HTTP blocking (HTTP requests failed)
Websites
Runtime: 21.4s
On January 19, 2021 at 8:20:57 AM UTC, https://ultrasurf.us/ presented signs of HTTP blocking (HTTP requests failed) on AS37063 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
generic_timeout_error
DNS Experiment
null
Control
null
DNS Queries
Resolver:
172.69.46.74
Query:
IN A ultrasurf.us
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
A
104.21.234.100
AS13335 (Cloudflare, Inc.)
@
IN
A
104.21.234.101
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)
104.21.234.100:443: succeeded
104.21.234.101:443: succeeded
HTTP Requests
No data
Resolver
Resolver ASN
AS13335
Resolver IP
172.69.46.74
Resolver Network Name
Cloudflare, Inc.
Measurement UID
20210119081921.011921_UG_webconnectivity_b40a69150af84245
Report ID
20210119T021019Z_webconnectivity_UG_37063_n1_7UXTqQ7DLXbGDisQ
Platform
linux
Software Name
ooniprobe-cli (3.2.0)
Measurement Engine
ooniprobe-engine (0.22.0)