URL: https://servicex.ltcdev.la/
Submission: On July 19 via automatic, source certstream-suspicious — Scanned from DE

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 17 HTTP transactions. The main IP is 115.84.121.97, located in Vientiane, Lao People's Democratic Republic and belongs to TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA. The main domain is servicex.ltcdev.la.
TLS certificate: Issued by E6 on July 19th 2024. Valid for: 3 months.
This is the only time servicex.ltcdev.la was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
15 115.84.121.97 9873 (TELECOM-L...)
17 2
Apex Domain
Subdomains
Transfer
15 ltcdev.la
servicex.ltcdev.la
1 MB
17 1
Domain Requested by
15 servicex.ltcdev.la servicex.ltcdev.la
17 1

This site contains no links.

Subject Issuer Validity Valid
servicex.ltcdev.la
E6
2024-07-19 -
2024-10-17
3 months crt.sh

This page contains 1 frames:

Primary Page: https://servicex.ltcdev.la/
Frame ID: 16B89FE0ECB2A9E2F598C0546CBDE947
Requests: 17 HTTP requests in this frame

Screenshot

Page Title

Streamlit

Page Statistics

17
Requests

88 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

2
IPs

1
Countries

1228 kB
Transfer

4580 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

17 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
servicex.ltcdev.la/
891 B
933 B
Document
General
Full URL
https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
6d74547eb913de11557f1a7507319ea30dc93cf7a1f818f830fcdd89df208720

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Accept-Ranges
bytes
Cache-Control
no-cache
Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html
Date
Fri, 19 Jul 2024 14:01:30 GMT
Etag
"e7ab1a4e75701a77aa75f024ce649c3c5ecffce24856509a463c5171f774cd7b7467c4802d03032c7507be2bea8e9c11cae82c089d2c577f655186f277779a13"
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Transfer-Encoding
chunked
Vary
Accept-Encoding
X-Served-By
servicex.ltcdev.la
SourceSansPro-Regular.0d69e5ff5e92ac64a0c9.woff2
servicex.ltcdev.la/static/media/
76 KB
76 KB
Font
General
Full URL
https://servicex.ltcdev.la/static/media/SourceSansPro-Regular.0d69e5ff5e92ac64a0c9.woff2
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
f95aeb72e6e2a20e900157d0bf8a8eae1415882bb9075bb668cd2d2276ed0ee6

Request headers

Referer
https://servicex.ltcdev.la/
Origin
https://servicex.ltcdev.la
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:30 GMT
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"ba90a26a7d134aeb2107b84a6220586f483b00434405c825d0bd31f6aa2e8a39754080a96d31a88e703b26f9f04c4aa93f7e949559742eaeca061c36c092e655"
Vary
Accept-Encoding
Content-Type
font/woff2
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
77664
X-Served-By
servicex.ltcdev.la
SourceSansPro-SemiBold.abed79cd0df1827e18cf.woff2
servicex.ltcdev.la/static/media/
76 KB
76 KB
Font
General
Full URL
https://servicex.ltcdev.la/static/media/SourceSansPro-SemiBold.abed79cd0df1827e18cf.woff2
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
ddb65d837359b3f8395523f3e6e3609215c5e53941e9b3f572a63b8e524a4016

Request headers

Referer
https://servicex.ltcdev.la/
Origin
https://servicex.ltcdev.la
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:30 GMT
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"0f7e1d597fdb820bb2e3c5769e038b651b7297aefc33ac57a062618d861db1da9b0cf5e367c306d9e0e68ab80653f5934c9aba4c653faf1acfe8b326496faa98"
Vary
Accept-Encoding
Content-Type
font/woff2
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
77452
X-Served-By
servicex.ltcdev.la
SourceSansPro-Bold.118dea98980e20a81ced.woff2
servicex.ltcdev.la/static/media/
75 KB
75 KB
Font
General
Full URL
https://servicex.ltcdev.la/static/media/SourceSansPro-Bold.118dea98980e20a81ced.woff2
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
c31bb17f05447de37c3a8eee000c99d76c4a04a0e9756967d51b78e2040b9c48

Request headers

Referer
https://servicex.ltcdev.la/
Origin
https://servicex.ltcdev.la
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:30 GMT
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"0831aea0b3336915259bccb2017a6a5f9a2088d10c929cf791b221e5df122cdef37f8eadfea1d10357b5a4c11ba9811e5020a208716b7562fb34d9327fe33221"
Vary
Accept-Encoding
Content-Type
font/woff2
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
76860
X-Served-By
servicex.ltcdev.la
main.7994a814.js
servicex.ltcdev.la/static/js/
4 MB
989 KB
Script
General
Full URL
https://servicex.ltcdev.la/static/js/main.7994a814.js
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
3ee2bde98568f06eff68aa70955191edd1952515709d70abc1206b208fec102d

Request headers

Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:30 GMT
Content-Encoding
gzip
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"ab47bd936572b5dd23979470457b94719ffa3ccb4479d166ed6ed47d96f0462aa2f0fe4177b3f90f8221d42d5b80af1156a9fcfb1a11c755020596d09189eea0"
Transfer-Encoding
chunked
Vary
Accept-Encoding
Content-Type
application/javascript
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
X-Served-By
servicex.ltcdev.la
main.3aaaea00.css
servicex.ltcdev.la/static/css/
29 KB
6 KB
Stylesheet
General
Full URL
https://servicex.ltcdev.la/static/css/main.3aaaea00.css
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
9da5ebef8868307704b58448336e36bf066f977cafdf068c372025054efffa1f

Request headers

Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:30 GMT
Content-Encoding
gzip
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"5919fcdf9f5d1e3e0dbafd79ada666ee5871d50fe23f729eed43ab6ce3675f6fd5a0627efe7b871c7b40e88898d52aeeefa10f5a623988260dffad6bb72883a6"
Transfer-Encoding
chunked
Vary
Accept-Encoding
Content-Type
text/css
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
X-Served-By
servicex.ltcdev.la
health
servicex.ltcdev.la/_stcore/
2 B
383 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/health
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:34 GMT
Server
openresty
Etag
"7a85f4764bbd6daf1c3545efbbf0f279a6dc0beb"
Vary
Accept-Encoding
Content-Type
text/html; charset=UTF-8
Cache-Control
no-cache
Connection
keep-alive
Content-Length
2
X-Served-By
servicex.ltcdev.la
host-config
servicex.ltcdev.la/_stcore/
636 B
934 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/host-config
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
982a3d33dccbbbfd97ea98f96b448bedb6440fdefbd5d0ff16dbe691572345f3

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:34 GMT
Server
openresty
Etag
"80f2ecc04ae0c811e49da90dba64882231af9627"
Vary
Accept-Encoding
Content-Type
application/json; charset=UTF-8
Cache-Control
no-cache
Connection
keep-alive
Content-Length
636
X-Served-By
servicex.ltcdev.la
favicon.png
servicex.ltcdev.la/
1019 B
1 KB
Other
General
Full URL
https://servicex.ltcdev.la/favicon.png
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
89fe5c560c3b6b3c4a3af5791691a2c606bb24b9f6deb7e71dccb509d588d7e1

Request headers

Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:34 GMT
Last-Modified
Tue, 16 Jul 2024 11:28:16 GMT
Server
openresty
Etag
"201430b41172e7b03dd19546897bfc42940c3b7f34c6d65bc1b540162623a6b1b47dffdbc3fba234a2b3707681dd49b8941a2c99e4f78d10584cd0f7b35f76f4"
Vary
Accept-Encoding
Content-Type
image/png
Cache-Control
public
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
1019
X-Served-By
servicex.ltcdev.la
health
servicex.ltcdev.la/_stcore/
2 B
332 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/health
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:35 GMT
Server
openresty
Etag
"7a85f4764bbd6daf1c3545efbbf0f279a6dc0beb"
Vary
Accept-Encoding
Content-Type
text/html; charset=UTF-8
Cache-Control
no-cache
Content-Length
2
X-Served-By
servicex.ltcdev.la
host-config
servicex.ltcdev.la/_stcore/
636 B
240 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/host-config
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
982a3d33dccbbbfd97ea98f96b448bedb6440fdefbd5d0ff16dbe691572345f3

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:35 GMT
Server
openresty
Etag
"80f2ecc04ae0c811e49da90dba64882231af9627"
Vary
Accept-Encoding
Content-Type
application/json; charset=UTF-8
Cache-Control
no-cache
Content-Length
636
X-Served-By
servicex.ltcdev.la
health
servicex.ltcdev.la/_stcore/
2 B
332 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/health
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:36 GMT
Server
openresty
Etag
"7a85f4764bbd6daf1c3545efbbf0f279a6dc0beb"
Vary
Accept-Encoding
Content-Type
text/html; charset=UTF-8
Cache-Control
no-cache
Content-Length
2
X-Served-By
servicex.ltcdev.la
host-config
servicex.ltcdev.la/_stcore/
636 B
240 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/host-config
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
982a3d33dccbbbfd97ea98f96b448bedb6440fdefbd5d0ff16dbe691572345f3

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:36 GMT
Server
openresty
Etag
"80f2ecc04ae0c811e49da90dba64882231af9627"
Vary
Accept-Encoding
Content-Type
application/json; charset=UTF-8
Cache-Control
no-cache
Content-Length
636
X-Served-By
servicex.ltcdev.la
health
servicex.ltcdev.la/_stcore/
2 B
332 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/health
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:37 GMT
Server
openresty
Etag
"7a85f4764bbd6daf1c3545efbbf0f279a6dc0beb"
Vary
Accept-Encoding
Content-Type
text/html; charset=UTF-8
Cache-Control
no-cache
Content-Length
2
X-Served-By
servicex.ltcdev.la
host-config
servicex.ltcdev.la/_stcore/
636 B
240 B
XHR
General
Full URL
https://servicex.ltcdev.la/_stcore/host-config
Requested by
Host: servicex.ltcdev.la
URL: https://servicex.ltcdev.la/static/js/main.7994a814.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
115.84.121.97 Vientiane, Lao People's Democratic Republic, ASN9873 (TELECOM-LA-AS-AP Lao Telecom Communication, LTC, LA),
Reverse DNS
Software
openresty /
Resource Hash
982a3d33dccbbbfd97ea98f96b448bedb6440fdefbd5d0ff16dbe691572345f3

Request headers

Accept
application/json, text/plain, */*
Referer
https://servicex.ltcdev.la/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Date
Fri, 19 Jul 2024 14:01:37 GMT
Server
openresty
Etag
"80f2ecc04ae0c811e49da90dba64882231af9627"
Vary
Accept-Encoding
Content-Type
application/json; charset=UTF-8
Cache-Control
no-cache
Content-Length
636
X-Served-By
servicex.ltcdev.la
health
servicex.ltcdev.la/_stcore/
0
0

host-config
servicex.ltcdev.la/_stcore/
0
0

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
servicex.ltcdev.la
URL
https://servicex.ltcdev.la/_stcore/health
Domain
servicex.ltcdev.la
URL
https://servicex.ltcdev.la/_stcore/host-config

Verdicts & Comments Add Verdict or Comment

4 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| webpackChunk_streamlit_app object| __core-js_shared__ object| streamlitDebug function| Mousetrap

0 Cookies

4 Console Messages

Source Level URL
Text
network error URL: https://servicex.ltcdev.la/static/js/main.7994a814.js(Line 1)
Message:
WebSocket connection to 'wss://servicex.ltcdev.la/_stcore/stream' failed: Error during WebSocket handshake: Unexpected response code: 400
network error URL: https://servicex.ltcdev.la/static/js/main.7994a814.js(Line 1)
Message:
WebSocket connection to 'wss://servicex.ltcdev.la/_stcore/stream' failed: Error during WebSocket handshake: Unexpected response code: 400
network error URL: https://servicex.ltcdev.la/static/js/main.7994a814.js(Line 1)
Message:
WebSocket connection to 'wss://servicex.ltcdev.la/_stcore/stream' failed: Error during WebSocket handshake: Unexpected response code: 400
network error URL: https://servicex.ltcdev.la/static/js/main.7994a814.js(Line 1)
Message:
WebSocket connection to 'wss://servicex.ltcdev.la/_stcore/stream' failed: Error during WebSocket handshake: Unexpected response code: 400