March 7, 2022 at 12:59:13 AM UTC
VERIFY
Anomaly
HTTP blocking (HTTP requests failed)
Websites
Runtime: 1m
On March 7, 2022 at 12:59:13 AM UTC, https://external.xx.fbcdn.net/robots.txt presented signs of HTTP blocking (HTTP requests failed) on AS41733 in Russia.
This might mean that https://external.xx.fbcdn.net/robots.txt 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:
188.134.0.170
Query:
IN A external.xx.fbcdn.net
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
A
157.240.205.11
AS32934 (Facebook, Inc.)
Query:
IN AAAA external.xx.fbcdn.net
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
AAAA
2a03:2880:f013:d:face:b00c:0:3
AS32934 (Facebook, Inc.)
TCP Connections
2a03:2880:f013:d:face:b00c:0:3:443: failed (network_unreachable)
157.240.205.11:443: succeeded
HTTP Requests
No data
Resolver
Resolver ASN
AS41733
Resolver IP
188.134.0.170
Resolver Network Name
JSC "ER-Telecom Holding"
Measurement UID
20220307005914.617553_RU_webconnectivity_f5225fde7f1c0f3a
Report ID
20220307T005445Z_webconnectivity_RU_41733_n1_e3mrOQmBR4hFzmlo
Platform
android
Software Name
ooniprobe-android (3.6.0)
Measurement Engine
ooniprobe-engine (3.14.1)