Submitted URL: https://osbycentralservice.se/
Effective URL: https://centralservice.nu/
Submission: On August 17 via api from US — Scanned from SE

Summary

This website contacted 5 IPs in 2 countries across 5 domains to perform 14 HTTP transactions. The main IP is 93.188.2.55, located in Sweden and belongs to LOOPIA, SE. The main domain is centralservice.nu.
TLS certificate: Issued by R11 on July 11th 2024. Valid for: 3 months.
This is the only time centralservice.nu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 82.118.24.207 57238 (ASSCD)
2 142.250.186.106 15169 (GOOGLE)
5 93.188.2.55 39570 (LOOPIA)
3 142.250.186.35 15169 (GOOGLE)
2 172.67.180.104 13335 (CLOUDFLAR...)
14 5
Apex Domain
Subdomains
Transfer
5 centralservice.nu
centralservice.nu
73 KB
3 gstatic.com
fonts.gstatic.com
45 KB
2 flagcdn.com
flagcdn.com — Cisco Umbrella Rank: 70925
1 KB
2 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 110
2 KB
2 osbycentralservice.se
osbycentralservice.se
2 KB
14 5
Domain Requested by
5 centralservice.nu osbycentralservice.se
centralservice.nu
3 fonts.gstatic.com fonts.googleapis.com
2 flagcdn.com centralservice.nu
2 fonts.googleapis.com osbycentralservice.se
centralservice.nu
2 osbycentralservice.se
14 5

This site contains no links.

Subject Issuer Validity Valid
*.osbycentralservice.se
R11
2024-07-17 -
2024-10-15
3 months crt.sh
upload.video.google.com
WR2
2024-07-30 -
2024-10-22
3 months crt.sh
centralservice.nu
R11
2024-07-11 -
2024-10-09
3 months crt.sh
*.gstatic.com
WR2
2024-07-30 -
2024-10-22
3 months crt.sh
flagcdn.com
WE1
2024-06-22 -
2024-09-20
3 months crt.sh

This page contains 1 frames:

Primary Page: https://centralservice.nu/
Frame ID: 92D3BCBF784CF2C63050145CD5FDB94E
Requests: 14 HTTP requests in this frame

Screenshot

Page Title

Centralservice i Osby AB

Page URL History Show full URLs

  1. https://osbycentralservice.se/ Page URL
  2. https://centralservice.nu/ Page URL

Page Statistics

14
Requests

100 %
HTTPS

0 %
IPv6

5
Domains

5
Subdomains

5
IPs

2
Countries

123 kB
Transfer

129 kB
Size

0
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://osbycentralservice.se/ Page URL
  2. https://centralservice.nu/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

14 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
/
osbycentralservice.se/
2 KB
1 KB
Document
General
Full URL
https://osbycentralservice.se/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
82.118.24.207 , Sweden, ASN57238 (ASSCD, SE),
Reverse DNS
Software
Apache/2.2.22 (Debian) /
Resource Hash
4a41566cbc6d69b91484ee64b308599e2b7260c92c2fbc0fa4fc1813e70c9b59

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Accept-Ranges
bytes
Connection
Keep-Alive
Content-Encoding
gzip
Content-Length
768
Content-Type
text/html
Date
Sat, 17 Aug 2024 04:25:29 GMT
Keep-Alive
timeout=5, max=100
Server
Apache/2.2.22 (Debian)
Vary
Accept-Encoding
X-Pad
avoid browser bug
css
fonts.googleapis.com/
5 KB
1 KB
Stylesheet
General
Full URL
https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700&display=swap
Requested by
Host: osbycentralservice.se
URL: https://osbycentralservice.se/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.106 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s06-in-f10.1e100.net
Software
ESF /
Resource Hash
20ba73bd31c1174f4bb0ca95fa30d9953bc20f2f5124305b62b1598955324d12
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://osbycentralservice.se/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Sat, 17 Aug 2024 04:25:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Sat, 17 Aug 2024 03:59:45 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Sat, 17 Aug 2024 04:25:30 GMT
logo.png
centralservice.nu/img/
35 KB
36 KB
Image
General
Full URL
https://centralservice.nu/img/logo.png
Requested by
Host: osbycentralservice.se
URL: https://osbycentralservice.se/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
93.188.2.55 , Sweden, ASN39570 (LOOPIA, SE),
Reverse DNS
webfront5.webcluster.loopia.se
Software
nginx /
Resource Hash
b960e9f0e940cff8332eb120e74b886b733468efb9eaa2b67c1ae4cd30e072d1

Request headers

Referer
https://osbycentralservice.se/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:29 GMT
last-modified
Tue, 01 Aug 2023 19:55:51 GMT
server
nginx
etag
"8d87-601e1ef1a1fc0"
content-type
image/png
x-loopia-node
172.22.223.83
accept-ranges
bytes
content-length
36231
6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
fonts.gstatic.com/s/sourcesanspro/v22/
15 KB
15 KB
Font
General
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.35 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s04-in-f3.1e100.net
Software
sffe /
Resource Hash
7b348b30ea1fe43857e68fc462c29e5c6e63c97666af75135c4396a272e54762
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://osbycentralservice.se
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 13:55:28 GMT
x-content-type-options
nosniff
age
311402
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
14892
x-xss-protection
0
last-modified
Thu, 01 Jun 2023 22:52:56 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 13 Aug 2025 13:55:28 GMT
Primary Request /
centralservice.nu/
1 KB
753 B
Document
General
Full URL
https://centralservice.nu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
93.188.2.55 , Sweden, ASN39570 (LOOPIA, SE),
Reverse DNS
webfront5.webcluster.loopia.se
Software
nginx / PHP/8.2.18
Resource Hash
cd623af2ce96fa6e9eac6d7af5a47690543b4d71229d14a3e996c6a30eed0422

Request headers

Referer
https://osbycentralservice.se/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

content-encoding
br
content-type
text/html; charset=UTF-8
date
Sat, 17 Aug 2024 04:25:30 GMT
server
nginx
vary
Accept-Encoding
x-loopia-node
172.22.223.83
x-powered-by
PHP/8.2.18
favicon.ico
osbycentralservice.se/
297 B
504 B
Other
General
Full URL
https://osbycentralservice.se/favicon.ico
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
82.118.24.207 , Sweden, ASN57238 (ASSCD, SE),
Reverse DNS
Software
Apache/2.2.22 (Debian) /
Resource Hash

Request headers

Referer
https://osbycentralservice.se/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Sat, 17 Aug 2024 04:25:30 GMT
Content-Encoding
gzip
Server
Apache/2.2.22 (Debian)
Vary
Accept-Encoding
Content-Type
text/html; charset=iso-8859-1
Connection
Keep-Alive
Keep-Alive
timeout=5, max=99
Content-Length
241
main.css
centralservice.nu/css/
1 KB
814 B
Stylesheet
General
Full URL
https://centralservice.nu/css/main.css
Requested by
Host: centralservice.nu
URL: https://centralservice.nu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
93.188.2.55 , Sweden, ASN39570 (LOOPIA, SE),
Reverse DNS
webfront5.webcluster.loopia.se
Software
nginx /
Resource Hash
909c3a82c0eb43325b9910d33728153914c3e25cbd15b68657b39955190a5784

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:30 GMT
content-encoding
br
last-modified
Tue, 01 Aug 2023 19:56:29 GMT
server
nginx
etag
W/"4f5-601e1f15df540"
vary
Accept-Encoding
content-type
text/css
x-loopia-node
172.22.223.83
logo.png
centralservice.nu/img/
35 KB
36 KB
Image
General
Full URL
https://centralservice.nu/img/logo.png
Requested by
Host: centralservice.nu
URL: https://centralservice.nu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
93.188.2.55 , Sweden, ASN39570 (LOOPIA, SE),
Reverse DNS
webfront5.webcluster.loopia.se
Software
nginx /
Resource Hash
b960e9f0e940cff8332eb120e74b886b733468efb9eaa2b67c1ae4cd30e072d1

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:30 GMT
last-modified
Tue, 01 Aug 2023 19:55:51 GMT
server
nginx
etag
"8d87-601e1ef1a1fc0"
content-type
image/png
x-loopia-node
172.22.223.83
accept-ranges
bytes
content-length
36231
se.png
flagcdn.com/w160/
117 B
623 B
Image
General
Full URL
https://flagcdn.com/w160/se.png
Requested by
Host: centralservice.nu
URL: https://centralservice.nu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.180.104 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
014acdb31fb0f38b1c0b8eccfbaa525fdec9a0eb40c30e1d52d86df2d4750e88
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:30 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
905051
alt-svc
h3=":443"; ma=86400
content-length
117
last-modified
Wed, 03 Jan 2024 11:10:28 GMT
server
cloudflare
etag
"659540a4-75"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=CcTSOmkXJt8oGyXznQY%2FQQbXbLdiEcZXC9AkP8TF7o6VF%2F42pNC1qtcv7ZcrAbZBnzJZBjfqctrAzd6tk27s4eq7f%2Fl6iJz3scUakkfy3tkXUEk8xg2ryyB85BIplQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2678400, s-maxage=2678400
accept-ranges
bytes
cf-ray
8b46e68dbd1292eb-CPH
dk.png
flagcdn.com/w160/
178 B
720 B
Image
General
Full URL
https://flagcdn.com/w160/dk.png
Requested by
Host: centralservice.nu
URL: https://centralservice.nu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.180.104 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6328fa68f653e447d1bbd81acf1fb29a0527c5740345a29367e3df02548ca669
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:30 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1237239
alt-svc
h3=":443"; ma=86400
content-length
178
last-modified
Wed, 03 Jan 2024 11:10:28 GMT
server
cloudflare
etag
"659540a4-b2"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SDDz%2Bu0SJwKRFCnJRqGJZEN7mBdk94s9fMKfsERQn4Qm9OxCdyOTbaSpp4h%2Fa7VOc5dSEn2xjkaarQoNZej847XrJclMOFdy1GEQ4MZrMh1r3nS1A5Z1izNSyCFFsw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2678400, s-maxage=2678400
accept-ranges
bytes
cf-ray
8b46e68dbd1392eb-CPH
css
fonts.googleapis.com/
5 KB
1 KB
Stylesheet
General
Full URL
https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700&display=swap
Requested by
Host: centralservice.nu
URL: https://centralservice.nu/css/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.106 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s06-in-f10.1e100.net
Software
ESF /
Resource Hash
20ba73bd31c1174f4bb0ca95fa30d9953bc20f2f5124305b62b1598955324d12
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Sat, 17 Aug 2024 04:25:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Sat, 17 Aug 2024 03:50:42 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Sat, 17 Aug 2024 04:25:30 GMT
6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdu.woff2
fonts.gstatic.com/s/sourcesanspro/v22/
14 KB
15 KB
Font
General
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v22/6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdu.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.35 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s04-in-f3.1e100.net
Software
sffe /
Resource Hash
0d0a6262c545e8bbc895116e5afb22579c468d7abb77e378f377d6fed57c1dce
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://centralservice.nu
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 14:04:01 GMT
x-content-type-options
nosniff
age
310889
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
14712
x-xss-protection
0
last-modified
Thu, 01 Jun 2023 22:52:57 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 13 Aug 2025 14:04:01 GMT
6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
fonts.gstatic.com/s/sourcesanspro/v22/
15 KB
15 KB
Font
General
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v22/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,700&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.35 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s04-in-f3.1e100.net
Software
sffe /
Resource Hash
7b348b30ea1fe43857e68fc462c29e5c6e63c97666af75135c4396a272e54762
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://centralservice.nu
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 13:55:28 GMT
x-content-type-options
nosniff
age
311402
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
14892
x-xss-protection
0
last-modified
Thu, 01 Jun 2023 22:52:56 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 13 Aug 2025 13:55:28 GMT
favicon.ico
centralservice.nu/
308 B
394 B
Other
General
Full URL
https://centralservice.nu/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
93.188.2.55 , Sweden, ASN39570 (LOOPIA, SE),
Reverse DNS
webfront5.webcluster.loopia.se
Software
nginx /
Resource Hash
74c0cc4bd363e15dd3ed12a0b3918e127f9306bf3920ea2b0695cd25498e3c37

Request headers

Referer
https://centralservice.nu/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Sat, 17 Aug 2024 04:25:30 GMT
content-encoding
br
server
nginx
x-loopia-node
172.22.223.83
vary
Accept-Encoding
content-type
text/html; charset=iso-8859-1

Verdicts & Comments Add Verdict or Comment

0 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.

0 Cookies

2 Console Messages

Source Level URL
Text
network error URL: https://osbycentralservice.se/favicon.ico
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)
network error URL: https://centralservice.nu/favicon.ico
Message:
Failed to load resource: the server responded with a status of 404 ()