Websites
Websites
Runtime: 2.5s
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On August 19, 2022 at 8:37:44 PM UTC, https://scontent-ams4-1.cdninstagram.com/robots.txt was accessible when tested on AS50810 in Iran.

Failures

HTTP Experiment
null
DNS Experiment
null
Control
null

DNS Queries

Resolver:
172.253.13.131
Query:
IN A scontent-ams4-1.cdninstagram.com
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
A
157.240.201.63
AS32934 (Facebook, Inc.)
Query:
IN AAAA scontent-ams4-1.cdninstagram.com
Engine:
system
Name
Class
TTL
Type
DATA
Answer IP Info
@
IN
AAAA
2a03:2880:f245:ca:face:b00c:0:43fe
AS32934 (Facebook, Inc.)

TCP Connections

2a03:2880:f245:ca:face:b00c:0:43fe:443: failed (host_unreachable)
157.240.201.63:443: succeeded

HTTP Requests

URL
GET https://scontent-ams4-1.cdninstagram.com/robots.txt
Response Headers
Alt-Svc:
h3=":443"; ma=86400,h3-29=":443"; ma=86400
Content-Length:
12
Content-Type:
text/plain
Date:
Fri, 19 Aug 2022 20:37:44 GMT
Proxy-Status:
http_request_error; e_clientaddr="AcL6x1t6EE06noka-NcyUwoooXYc_654EYyfXL1HV3vmUwwwEVtI3nX1LDfJDDvEoqOiwcMTzIfdKlA8nw"; e_fb_vipaddr="AcJ3DyXSjU6wb1b0ThpQ0DSh2TByjomqu9nAFAf9xZzcC6QwthdPi8ZwjtfFhLwJUhkZJNUMSEw"; e_fb_builduser="AcK2OuvqxVrXUKswo17QM9-4AgK8olrvGMSkkcyKGVYPaiXA_CZAtPqTBlAvmJmCkY4"; e_fb_binaryversion="AcKkjhJorzc6swNIceBKvaQkfB-GnDmbvBQAdLFMa1SQF-ReV-ni9spPu00qATqVCSTZU_lq4GbOTr4eCAQ2EjVv9QNJBrdXkbU"; e_proxy="AcL7VAhd4fVdV4KEcdXSYYWskHWxxTXqf8_8qR-ImxMVTrIBBeGiz-I03YXsUqCEA5oMkOXaT4NnpEw"
Server:
proxygen-bolt
X-Fb-Trip-Id:
1460883810
Response Body
Unsigned URL

Resolver

Resolver ASN
AS15169
Resolver IP
172.253.13.131
Resolver Network Name
Google LLC
Measurement UID
20220819203744.991798_IR_webconnectivity_473de8a6f1c7833d
Report ID
20220819T011349Z_webconnectivity_IR_50810_n1_RCK29ia9PVaemoxK
Platform
ios
Software Name
ooniprobe-ios-unattended (3.7.0)
Measurement Engine
ooniprobe-engine (3.15.2)

Raw Measurement Data

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