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dev-gitlab.dcs21.co.jp Open in urlscan Pro
3.115.147.240  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: https://dev-gitlab.dcs21.co.jp/
Effective URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Submission Tags: phishingrod
Submission: On April 29 via api from DE — Scanned from JP
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 11 HTTP transactions. The main IP is 3.115.147.240, located in Tokyo, Japan and belongs to AMAZON-02, US. The main domain is dev-gitlab.dcs21.co.jp.
TLS certificate: Issued by R3 on April 29th 2023. Valid for: 3 months.
This is the only time dev-gitlab.dcs21.co.jp was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 12 3.115.147.240 16509 (AMAZON-02)
11 1
Apex Domain
Subdomains		 Transfer
12 dcs21.co.jp
dev-gitlab.dcs21.co.jp
487 KB
11 1
Domain Requested by
12 dev-gitlab.dcs21.co.jp 1 redirects dev-gitlab.dcs21.co.jp
11 1

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

Domain
about.gitlab.com
Subject Issuer Validity Valid
dev-gitlab.dcs21.co.jp
R3		 2023-04-29 -
2023-07-28		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://dev-gitlab.dcs21.co.jp/users/sign_in
Frame ID: 5E72AD6AD9798B5133109EEB7D1A0F04
Requests: 11 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Sign in ยท GitLab

Page URL History Show full URLs

  1. https://dev-gitlab.dcs21.co.jp/ HTTP 302
    https://dev-gitlab.dcs21.co.jp/users/sign_in Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <meta content="https?://[^/]+/assets/gitlab_logo-
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)

Page Statistics

11
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

486 kB
Transfer

1786 kB
Size

2
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://dev-gitlab.dcs21.co.jp/ HTTP 302
    https://dev-gitlab.dcs21.co.jp/users/sign_in Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request sign_in
dev-gitlab.dcs21.co.jp/users/
Redirect Chain
  • https://dev-gitlab.dcs21.co.jp/
  • https://dev-gitlab.dcs21.co.jp/users/sign_in
10 KB
5 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
88db7052bb7e821f6315582fe30f4fe84cd9ab9c01b82d00c7b59a877ce4eaed
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36
accept-language
jp-JP,jp;q=0.9

Response headers

cache-control
max-age=0, private, must-revalidate
content-encoding
gzip
content-type
text/html; charset=utf-8
date
Sat, 29 Apr 2023 01:21:05 GMT
etag
W/"88db7052bb7e821f6315582fe30f4fe8"
referrer-policy
strict-origin-when-cross-origin
server
nginx
strict-transport-security
max-age=31536000
vary
Accept-Encoding
x-content-type-options
nosniff
x-download-options
noopen
x-frame-options
DENY
x-gitlab-feature-category
authentication_and_authorization
x-permitted-cross-domain-policies
none
x-request-id
yNFTvzqDX93
x-runtime
0.033097
x-ua-compatible
IE=edge
x-xss-protection
1; mode=block

Redirect headers

cache-control
no-cache
content-length
110
content-type
text/html; charset=utf-8
date
Sat, 29 Apr 2023 01:21:05 GMT
location
https://dev-gitlab.dcs21.co.jp/users/sign_in
referrer-policy
strict-origin-when-cross-origin
server
nginx
strict-transport-security
max-age=31536000
x-content-type-options
nosniff
x-download-options
noopen
x-frame-options
DENY
x-gitlab-feature-category
projects
x-permitted-cross-domain-policies
none
x-request-id
JEPPdmawpM9
x-runtime
0.014973
x-ua-compatible
IE=edge
x-xss-protection
1; mode=block
application-051048a171ccf14f73419f46d3bd8204aa3ed585a72924faea0192f53d42cfce.css
dev-gitlab.dcs21.co.jp/assets/ 		806 KB
129 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/application-051048a171ccf14f73419f46d3bd8204aa3ed585a72924faea0192f53d42cfce.css
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
2a15cb662d09436ef5f801adb2ab884aa4725534f2bf5f6568df0f0c3323b2c0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
text/css; charset=utf-8
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
white-aa4568025f9b4ea36b357bdccb95c9138a515f1e611b59f20a1777a68b6995db.css
dev-gitlab.dcs21.co.jp/assets/highlight/themes/ 		6 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/highlight/themes/white-aa4568025f9b4ea36b357bdccb95c9138a515f1e611b59f20a1777a68b6995db.css
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
aa4568025f9b4ea36b357bdccb95c9138a515f1e611b59f20a1777a68b6995db
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
text/css; charset=utf-8
cache-control
public
accept-ranges
bytes
content-length
993
expires
Mon, 29 Apr 2024 01:21:05 GMT
fontawesome-webfont-2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe.woff2
dev-gitlab.dcs21.co.jp/assets/ 		75 KB
76 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/fontawesome-webfont-2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe.woff2?v=4.7.0
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
strict-transport-security
max-age=31536000
referrer-policy
strict-origin-when-cross-origin
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
font/woff2
cache-control
public
accept-ranges
bytes
content-length
77160
expires
Mon, 29 Apr 2024 01:21:05 GMT
application_utilities-f636133344c99e44738666d9eecff2eb037c36ed05c5cbc2bfacc8dfad2bede2.css
dev-gitlab.dcs21.co.jp/assets/ 		71 KB
11 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/application_utilities-f636133344c99e44738666d9eecff2eb037c36ed05c5cbc2bfacc8dfad2bede2.css
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
f636133344c99e44738666d9eecff2eb037c36ed05c5cbc2bfacc8dfad2bede2
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
text/css; charset=utf-8
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
theme_indigo-de5d6083627877d91d7026811b987cc8ef64f626958073109b5dfb8cb510a7b4.css
dev-gitlab.dcs21.co.jp/assets/themes/ 		5 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/themes/theme_indigo-de5d6083627877d91d7026811b987cc8ef64f626958073109b5dfb8cb510a7b4.css
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
de5d6083627877d91d7026811b987cc8ef64f626958073109b5dfb8cb510a7b4
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
text/css; charset=utf-8
cache-control
public
accept-ranges
bytes
content-length
851
expires
Mon, 29 Apr 2024 01:21:05 GMT
runtime.95010ba7.bundle.js
dev-gitlab.dcs21.co.jp/assets/webpack/ 		6 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/webpack/runtime.95010ba7.bundle.js
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
4ac4fffe36581ba6c802f8870e8e8f2ad6c3b2a506b42163298889cf70a5f76b
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:21 GMT
server
nginx
content-type
application/javascript
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
main.50f8752c.chunk.js
dev-gitlab.dcs21.co.jp/assets/webpack/ 		754 KB
242 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/webpack/main.50f8752c.chunk.js
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
ab3fde6f08c31735ac6cb5ce13b8bad8fa7cea3dfb2286147717113930e2eb0a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
application/javascript
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
commons-pages.admin.sessions-pages.ldap.omniauth_callbacks-pages.omniauth_callbacks-pages.profiles.t-f04c18ab.5c0cf989.chunk.js
dev-gitlab.dcs21.co.jp/assets/webpack/ 		29 KB
9 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/webpack/commons-pages.admin.sessions-pages.ldap.omniauth_callbacks-pages.omniauth_callbacks-pages.profiles.t-f04c18ab.5c0cf989.chunk.js
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
47a206700d3e8becc538949e1a06331cd44a488e546f86efc3de3f322ae38ae0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
application/javascript
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
commons-pages.admin.sessions-pages.sessions-pages.sessions.new.965575f4.chunk.js
dev-gitlab.dcs21.co.jp/assets/webpack/ 		12 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/webpack/commons-pages.admin.sessions-pages.sessions-pages.sessions.new.965575f4.chunk.js
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
8dacfba5c195ac10c9ee9e0e942d5c9c281dee3e9fb1a0e14301b338f261baa3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:20 GMT
server
nginx
content-type
application/javascript
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT
pages.sessions.new.09593965.chunk.js
dev-gitlab.dcs21.co.jp/assets/webpack/ 		14 KB
4 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://dev-gitlab.dcs21.co.jp/assets/webpack/pages.sessions.new.09593965.chunk.js
Requested by
Host: dev-gitlab.dcs21.co.jp
URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.115.147.240 Tokyo, Japan, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-115-147-240.ap-northeast-1.compute.amazonaws.com
Software
nginx /
Resource Hash
c9e1691cd8e8e9cf6bac9bda7726bc9add3826d1285b1df2cb3c1982a2d05736
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
jp-JP,jp;q=0.9
Referer
https://dev-gitlab.dcs21.co.jp/users/sign_in
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.5615.121 Safari/537.36

Response headers

date
Sat, 29 Apr 2023 01:21:05 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=31536000
last-modified
Thu, 10 Dec 2020 16:34:21 GMT
server
nginx
content-type
application/javascript
cache-control
public
expires
Mon, 29 Apr 2024 01:21:05 GMT

Verdicts & Comments Add Verdict or Comment

6 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.

boolean| credentialless object| gon object| gl object| webpackJsonp function| Flash object| timeago

2 Cookies

Domain/Path Name / Value
dev-gitlab.dcs21.co.jp/ Name: experimentation_subject_id
Value: eyJfcmFpbHMiOnsibWVzc2FnZSI6IklqTXhPV0ZtWmpjekxXWTRPRGd0TkRRd1lTMDVOVEEwTFRJNE16UTVZekEwTjJNME5pST0iLCJleHAiOm51bGwsInB1ciI6ImNvb2tpZS5leHBlcmltZW50YXRpb25fc3ViamVjdF9pZCJ9fQ%3D%3D--4753c6b9f33e82451a7d4af068eef327a8222786
dev-gitlab.dcs21.co.jp/ Name: _gitlab_session
Value: 8e7bcfc355caeed0831fa6d94c6f6386

2 Console Messages

Source Level URL
Text
other warning URL: https://dev-gitlab.dcs21.co.jp/users/sign_in(Line 72)
Message:
A preload for 'https://dev-gitlab.dcs21.co.jp/assets/fontawesome-webfont-2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe.woff2?v=4.7.0' is found, but is not used because the request credentials mode does not match. Consider taking a look at crossorigin attribute.
javascript warning URL: https://dev-gitlab.dcs21.co.jp/users/sign_in
Message:
The resource https://dev-gitlab.dcs21.co.jp/assets/fontawesome-webfont-2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe.woff2?v=4.7.0 was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block