hardrock.cloudflareaccess.com Open in urlscan Pro
2606:4700:300a::6813:c31d  Public Scan

Submitted URL: https://self-service.hardrock.com/
Effective URL: https://hardrock.cloudflareaccess.com/
Submission: On May 27 via automatic, source certstream-suspicious — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 2 domains to perform 13 HTTP transactions. The main IP is 2606:4700:300a::6813:c31d, located in United States and belongs to CLOUDFLARENET, US. The main domain is hardrock.cloudflareaccess.com.
TLS certificate: Issued by COMODO ECC Domain Validation Secure S... on July 8th 2021. Valid for: a year.
This is the only time hardrock.cloudflareaccess.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 2606:4700:440... 13335 (CLOUDFLAR...)
13 2606:4700:300... 13335 (CLOUDFLAR...)
13 1
Apex Domain
Subdomains
Transfer
13 cloudflareaccess.com
hardrock.cloudflareaccess.com
137 KB
1 hardrock.com
self-service.hardrock.com
421 B
13 2
Domain Requested by
13 hardrock.cloudflareaccess.com hardrock.cloudflareaccess.com
1 self-service.hardrock.com 1 redirects
13 2

This site contains links to these domains. Also see Links.

Domain
teams.cloudflare.com
cloudflare.com
www.cloudflare.com
support.cloudflare.com
Subject Issuer Validity Valid
ssl1044728.cloudflaressl.com
COMODO ECC Domain Validation Secure Server CA 2
2021-07-08 -
2022-07-07
a year crt.sh

This page contains 1 frames:

Primary Page: https://hardrock.cloudflareaccess.com/
Frame ID: 0D5423E5043F0ED83DEBD56F49F5ECEF
Requests: 13 HTTP requests in this frame

Screenshot

Page Title

Access: App Launcher

Page URL History Show full URLs

  1. https://self-service.hardrock.com/ HTTP 301
    https://hardrock.cloudflareaccess.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <[^>]+\sdata-v(?:ue)?-

Page Statistics

13
Requests

100 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

1
IPs

1
Countries

137 kB
Transfer

438 kB
Size

1
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. https://self-service.hardrock.com/ HTTP 301
    https://hardrock.cloudflareaccess.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

13 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
hardrock.cloudflareaccess.com/
Redirect Chain
  • https://self-service.hardrock.com/
  • https://hardrock.cloudflareaccess.com/
1 KB
845 B
Document
General
Full URL
https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
536e4493b144065f84efab1f73389a9b49e611e6fecd4053f8db5797bf47bb83

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-origin
*
age
5224900
cache-control
public, max-age=8640000
cf-cache-status
HIT
cf-ray
711af5e9ce0201e7-ZRH
cf-version
1177-cc252b5
content-encoding
gzip
content-type
text/html
date
Fri, 27 May 2022 01:26:07 GMT
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
expires
Sun, 04 Sep 2022 01:26:07 GMT
last-modified
Sun, 27 Mar 2022 14:04:27 GMT
server
cloudflare
vary
Accept-Encoding

Redirect headers

cache-control
max-age=3600
cf-ray
711af5e97d81cc62-ZRH
date
Fri, 27 May 2022 01:26:07 GMT
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
expires
Fri, 27 May 2022 02:26:07 GMT
location
https://hardrock.cloudflareaccess.com
server
cloudflare
vary
Accept-Encoding
app~d0ae3f07.be0b1d49.css
hardrock.cloudflareaccess.com/apps/css/
24 KB
5 KB
Stylesheet
General
Full URL
https://hardrock.cloudflareaccess.com/apps/css/app~d0ae3f07.be0b1d49.css
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
552d6dc46801cc48b84e056cee6ed36403ab686c540b2c774ffb464f54ed044a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Sun, 08 May 2022 18:52:45 GMT
server
cloudflare
age
1578802
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/css
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e2c01e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
app~d0ae3f07.0eed3ad2.js
hardrock.cloudflareaccess.com/apps/js/
49 KB
16 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/app~d0ae3f07.0eed3ad2.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
29b36e4374764ddb6b02f5635b269b648407f6ea74ea2db9dbb141ae407c75ad

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Sun, 08 May 2022 18:52:45 GMT
server
cloudflare
age
1578802
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e2d01e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~0f485567.0a1a96fd.js
hardrock.cloudflareaccess.com/apps/js/
62 KB
17 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~0f485567.0a1a96fd.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
62c24cb73b7414c541e476dda5772d62ca5685558f8a1ce4d6aaa9824bfe6003

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Thu, 10 Mar 2022 06:42:36 GMT
server
cloudflare
age
6720211
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e2e01e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~4618a7d3.9e6848fd.js
hardrock.cloudflareaccess.com/apps/js/
72 KB
20 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~4618a7d3.9e6848fd.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
00c42d4b7bc71ce9bf2665f522b575f080023985a6b713c49fc8b2fdf04a186d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Wed, 13 Apr 2022 23:06:31 GMT
server
cloudflare
age
3723576
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e2f01e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~7274e1de.e849dfde.js
hardrock.cloudflareaccess.com/apps/js/
53 KB
15 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~7274e1de.e849dfde.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4893ee1924761c7fca938cb318816724ff015a95035fa3ba0abc1c2a400960a3

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Wed, 13 Apr 2022 23:06:31 GMT
server
cloudflare
age
3723576
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e3001e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~d2305125.60c42269.js
hardrock.cloudflareaccess.com/apps/js/
64 KB
23 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~d2305125.60c42269.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ec76809f8a6b134b70fe18850357e57774bfc83a8a7e63c66cf9ca4f8bed61b7

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Thu, 10 Mar 2022 06:42:36 GMT
server
cloudflare
age
6720211
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e3301e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~f9ca8911.5cc04ecf.js
hardrock.cloudflareaccess.com/apps/js/
11 KB
4 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~f9ca8911.5cc04ecf.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9ce61d95e7a800a9de3d7fd63294c4dc639c0b87f0ae191d2cbe5837d3e49258

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Wed, 13 Apr 2022 23:06:31 GMT
server
cloudflare
age
3723576
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e3401e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
chunk-vendors~fdc6512a.900251c4.js
hardrock.cloudflareaccess.com/apps/js/
37 KB
12 KB
Script
General
Full URL
https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~fdc6512a.900251c4.js
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3c204336283007b8bfe08d5e70a6793b28305dfb4f90cbba23b04c77848d7df4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Sun, 13 Mar 2022 17:19:32 GMT
server
cloudflare
age
6422795
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ea1e3501e7-ZRH
expires
Sun, 04 Sep 2022 01:26:07 GMT
data
hardrock.cloudflareaccess.com/apps/
191 B
273 B
Fetch
General
Full URL
https://hardrock.cloudflareaccess.com/apps/data
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~0f485567.0a1a96fd.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e8dc7e052705cfff634b2ee86fd93b285cc564e15852925f4ac2613e2c12cfde

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
server
cloudflare
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/json; charset=utf-8
cf-ray
711af5eabe8601e7-ZRH
content-length
191
get-identity
hardrock.cloudflareaccess.com/cdn-cgi/access/
26 B
82 B
Fetch
General
Full URL
https://hardrock.cloudflareaccess.com/cdn-cgi/access/get-identity
Requested by
Host: hardrock.cloudflareaccess.com
URL: https://hardrock.cloudflareaccess.com/apps/js/chunk-vendors~0f485567.0a1a96fd.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2bc15f214996aab31d1e2e618f405498cc0a0517c7ecc22b8a353f6469b8f7cd

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:07 GMT
server
cloudflare
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/json; charset=utf-8
cf-ray
711af5ebaf3a01e7-ZRH
content-length
26
access-logo.61d2e207.svg
hardrock.cloudflareaccess.com/apps/img/
1 KB
833 B
Image
General
Full URL
https://hardrock.cloudflareaccess.com/apps/img/access-logo.61d2e207.svg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1288d6f9c9c0c5b5467c247428c43a43f8579ba07c3195eef0155b9cb8309473

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:08 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Sun, 15 May 2022 08:10:19 GMT
server
cloudflare
age
1012549
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ec7fc301e7-ZRH
expires
Sun, 04 Sep 2022 01:26:08 GMT
login.1d689067.svg
hardrock.cloudflareaccess.com/apps/img/
62 KB
22 KB
Image
General
Full URL
https://hardrock.cloudflareaccess.com/apps/img/login.1d689067.svg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:300a::6813:c31d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
843739c8cd746dcd62c04e01158a670ab2b9569f5e9a7c7628ea22da901b8e13

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://hardrock.cloudflareaccess.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36

Response headers

date
Fri, 27 May 2022 01:26:08 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Sun, 08 May 2022 09:12:27 GMT
server
cloudflare
age
1613621
cf-version
1177-cc252b5
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
public, max-age=8640000
cf-ray
711af5ec7fc401e7-ZRH
expires
Sun, 04 Sep 2022 01:26:08 GMT

Verdicts & Comments Add Verdict or Comment

12 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| oncontextlost object| oncontextrestored function| structuredClone object| launchQueue object| onbeforematch function| getScreenDetails object| navigation object| webpackJsonp object| __core-js_shared__ object| core object| __SENTRY__ object| regeneratorRuntime

1 Cookies

Domain/Path Name / Value
.hardrock.com/ Name: __cf_bm
Value: Ttmhht4NPYx2qdTgImqUc_VdkuQ_n_Mm7NKRwwLoufs-1653614767-0-AUqDRb/VBSvDoY6KMdpmVGamIZ0Z/K+pQFIwsWPaXocWiN47MPbLQ1MEG3BT2XJ3rJeDGQosCN90duDqjRu6lnQ=

2 Console Messages

Source Level URL
Text
network error URL: https://hardrock.cloudflareaccess.com/apps/data
Message:
Failed to load resource: the server responded with a status of 401 ()
network error URL: https://hardrock.cloudflareaccess.com/cdn-cgi/access/get-identity
Message:
Failed to load resource: the server responded with a status of 400 ()