July 28, 2023 at 8:39:57 AM UTC
VERIFY
Anomaly
DNS tampering
Websites
Runtime: 16s
On July 28, 2023 at 8:39:57 AM UTC, https://2.th.ooni.org/ presented signs of DNS tampering on AS45090 in China.
This might mean that https://2.th.ooni.org/ was blocked, but false positives can occur.
Please explore the network measurement data below.
Failures
HTTP Experiment
null
DNS Experiment
null
Control
null
DNS Queries
Resolver:
(unknown)
Query:
IN AAAA 2.th.ooni.org
Engine:
udp
| Name | Class | TTL | Type | DATA | Answer IP Info |
|---|---|---|---|---|---|
| @ | IN | AAAA | 2001::453f:b4ad | Unknown AS |
Query:
IN A 2.th.ooni.org
Engine:
udp
| Name | Class | TTL | Type | DATA | Answer IP Info |
|---|---|---|---|---|---|
| @ | IN | A | 199.16.156.38 | AS13414 (Twitter Inc.) |
Query:
IN ANY 2.th.ooni.org
Engine:
golang_net_resolver
| Name | Class | TTL | Type | DATA | Answer IP Info |
|---|---|---|---|---|---|
| @ | IN | A | 157.240.16.50 | AS32934 (Facebook, Inc.) | |
| @ | IN | AAAA | 2001::3217:d1c7 | Unknown AS |
TCP Connections
2001::453f:b4ad:443: failed (network_unreachable)
2001::3217:d1c7:443: failed (network_unreachable)
199.16.156.38:443: failed (generic_timeout_error)
157.240.16.50:443: failed (generic_timeout_error)
2604:a880:cad:d0::e5a:c001:443: failed (network_unreachable)
159.203.22.5:443: succeeded
HTTP Requests
Resolver
Resolver ASN
AS9808
Resolver IP
117.185.251.192
Resolver Network Name
China Mobile
Measurement UID
20230728083958.878705_CN_webconnectivity_605dc0e943bcc4d1
Report ID
20230728T083838Z_webconnectivity_CN_45090_n1_I99EjTAktMr4nTRj
Platform
linux
Software Name
miniooni (3.19.0-alpha)
Measurement Engine
ooniprobe-engine (3.19.0-alpha)