webapp-5ad71.web.app Open in urlscan Pro
151.101.65.195  Malicious Activity! Public Scan

Submitted URL: https://clicktime.symantec.com/384m5AraRM7hfV6i83s9jw37Vc?u=https%3A%2F%2Fwebapp-5ad71.web.app%2Fou56-15b32.web.app.htm%3F__cf_...
Effective URL: https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0...
Submission: On January 18 via manual from SG

Summary

This website contacted 2 IPs in 2 countries across 3 domains to perform 5 HTTP transactions. The main IP is 151.101.65.195, located in United States and belongs to FASTLY, US. The main domain is webapp-5ad71.web.app.
TLS certificate: Issued by GTS CA 1O1 on April 15th 2020. Valid for: a year.
This is the only time webapp-5ad71.web.app was scanned on urlscan.io!

urlscan.io Verdict: Potentially Malicious

Targeting these brands: Generic Email (Online)

Domain & IP information

IP Address AS Autonomous System
1 1 34.246.119.27 16509 (AMAZON-02)
4 151.101.65.195 54113 (FASTLY)
5 2
Apex Domain
Subdomains
Transfer
4 web.app
webapp-5ad71.web.app
106 KB
1 symantec.com
clicktime.symantec.com
1 KB
0 Failed
function sub() { [native code] }. Failed
5 3
Domain Requested by
4 webapp-5ad71.web.app webapp-5ad71.web.app
1 clicktime.symantec.com 1 redirects
0 undefined Failed webapp-5ad71.web.app
5 3

This site contains no links.

Subject Issuer Validity Valid
web.app
GTS CA 1O1
2020-04-15 -
2021-04-14
a year crt.sh

This page contains 2 frames:

Primary Page: https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
Frame ID: F16352DA06E77EFDCB8DA82848A1D18D
Requests: 5 HTTP requests in this frame

Frame: https://undefined/
Frame ID: 6E62D524FBE33DC9959F4C0C030F1264
Requests: 1 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://clicktime.symantec.com/384m5AraRM7hfV6i83s9jw37Vc?u=https%3A%2F%2Fwebapp-5ad71.web.app%2Fou56-15b32... HTTP 307
    https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f4... Page URL

Page Statistics

5
Requests

80 %
HTTPS

0 %
IPv6

3
Domains

3
Subdomains

2
IPs

2
Countries

106 kB
Transfer

374 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://clicktime.symantec.com/384m5AraRM7hfV6i83s9jw37Vc?u=https%3A%2F%2Fwebapp-5ad71.web.app%2Fou56-15b32.web.app.htm%3F__cf_chl_jschl_tk__%3D76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag%3Femail%3Dsecurity%40sc.com HTTP 307
    https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

5 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request ou56-15b32.web.app.htm
webapp-5ad71.web.app/
Redirect Chain
  • https://clicktime.symantec.com/384m5AraRM7hfV6i83s9jw37Vc?u=https%3A%2F%2Fwebapp-5ad71.web.app%2Fou56-15b32.web.app.htm%3F__cf_chl_jschl_tk__%3D76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0...
  • https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDq...
77 KB
53 KB
Document
General
Full URL
https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
2d076d026ee8adf320aae9c660a294a2a5855d8beeba2d99ebd89766ff3f08ee
Security Headers
Name Value
Strict-Transport-Security max-age=31556926; includeSubDomains; preload

Request headers

:method
GET
:authority
webapp-5ad71.web.app
:scheme
https
:path
/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

cache-control
max-age=3600
content-encoding
br
content-type
text/html; charset=utf-8
etag
"b98202ae349ccca7ea7e0ecb103530f5885cac025774a6cce257a51c019f5a51-br"
last-modified
Fri, 15 Jan 2021 06:04:21 GMT
strict-transport-security
max-age=31556926; includeSubDomains; preload
accept-ranges
bytes
date
Mon, 18 Jan 2021 01:34:01 GMT
x-served-by
cache-hhn4043-HHN
x-cache
MISS
x-cache-hits
0
x-timer
S1610933641.134615,VS0,VE456
vary
x-fh-requested-host, accept-encoding
content-length
54196

Redirect headers

Server
nginx
Date
Mon, 18 Jan 2021 01:34:00 GMT
Transfer-Encoding
chunked
Connection
keep-alive
Location
https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
TA-CODE
unknown
X-EventId
46980385
X-HostId
91f7a88fba0c5b0c452f2f91ecbe699c
X-AltId
MY+0D516L88U8YY9P8KzQreBtQBdyjByStlEsSpcXd5yYa9B/8YxJzRvkDis9P7ERA4iJva4G9gYs1rLXlVmM3mY8BBswhZlwfR/qsXjkY2eEdiF1flC6wkSyc1b2HblxD+a6qwPxIck+ysuJdzBwSsMnjLJDY20VvCHWwALIXlHLnyMGO6QuOTphBnEk9Cs0uUJKdKK0yiXaF/aLChM6j0tAcIXA4VZKYl9R43IUjGABufPi6kVjl9qMGiSrPMTf2Zhb876FRRNSQg2s3aClzuyaRH8Bm9MWmIbHanSYXFa5WIpbFXhqMNv/2Ooii5A7RAm4Tn/2zu2XXV2GmbLRQ==
bootstrap.css
webapp-5ad71.web.app/ou56-15b32.web.app_files/
119 KB
16 KB
Stylesheet
General
Full URL
https://webapp-5ad71.web.app/ou56-15b32.web.app_files/bootstrap.css
Requested by
Host: webapp-5ad71.web.app
URL: https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
6d92dfc1700fd38cd130ad818e23bc8aef697f815b2ea5face2b5dfad22f2e11
Security Headers
Name Value
Strict-Transport-Security max-age=31556926; includeSubDomains; preload

Request headers

Referer
https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security
max-age=31556926; includeSubDomains; preload
content-encoding
br
last-modified
Fri, 15 Jan 2021 06:04:21 GMT
x-timer
S1610933642.652089,VS0,VE406
etag
"c3e21ccddfb1a122f8306555a46e7a3986662e8413f25246b9bf109cfa68ee52-br"
x-served-by
cache-hhn4043-HHN
vary
x-fh-requested-host, accept-encoding
x-cache
MISS
content-type
text/css; charset=utf-8
cache-control
max-age=3600
date
Mon, 18 Jan 2021 01:34:02 GMT
accept-ranges
bytes
content-length
16038
x-cache-hits
0
jquery.htm
webapp-5ad71.web.app/ou56-15b32.web.app_files/
87 KB
27 KB
Script
General
Full URL
https://webapp-5ad71.web.app/ou56-15b32.web.app_files/jquery.htm
Requested by
Host: webapp-5ad71.web.app
URL: https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
f7f6a5894f1d19ddad6fa392b2ece2c5e578cbf7da4ea805b6885eb6985b6e3d
Security Headers
Name Value
Strict-Transport-Security max-age=31556926; includeSubDomains; preload

Request headers

Referer
https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security
max-age=31556926; includeSubDomains; preload
content-encoding
br
last-modified
Fri, 15 Jan 2021 06:04:21 GMT
x-timer
S1610933642.652073,VS0,VE415
etag
"f43efbb8e7687dcd4cfee4df24a058458e4545c3d18e3c274569cc44841ac248-br"
x-served-by
cache-hhn4043-HHN
vary
x-fh-requested-host, accept-encoding
x-cache
MISS
content-type
text/html; charset=utf-8
cache-control
max-age=3600
date
Mon, 18 Jan 2021 01:34:02 GMT
accept-ranges
bytes
content-length
28008
x-cache-hits
0
bootstrap.htm
webapp-5ad71.web.app/ou56-15b32.web.app_files/
39 KB
10 KB
Script
General
Full URL
https://webapp-5ad71.web.app/ou56-15b32.web.app_files/bootstrap.htm
Requested by
Host: webapp-5ad71.web.app
URL: https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
9ee2fcff6709e4d0d24b09ca0fc56aade12b4961ed9c43fd13b03248bfb57afe
Security Headers
Name Value
Strict-Transport-Security max-age=31556926; includeSubDomains; preload

Request headers

Referer
https://webapp-5ad71.web.app/ou56-15b32.web.app.htm?__cf_chl_jschl_tk__=76d0f275b613783f0a84fc149f2dac5f40282d59-1610690751-0-AUkl92rBnZ0C7NapIvdO0QgFcphW9UxjYCGycec0fNlaDLUjPeZ9RLSKCOJ7l8qnL88hiDqgtY96Yq_JCUd8xx9EJbTx5dJrBtxLD8K_-TrIBqn2fS1FzZz4b1MS4-e45-7-vLl8wrMZ0cPr-H5DJTmhI4Q5POghPCVLkb2DQQBt88k9JOU-4ZbBbiknypIk9hi-DZZwLXQcxoPHMBlxsv1mRklTOsjgyYsyExeZJZKm7Hrxjvn_TmMiFXyJjFP7kz3hA0lm-MT3MgbfNEmV1jlVrGm_DZ2OgfjOTmwW-KlscL66TySRUWiha09GhcWOag?email=security@sc.com
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security
max-age=31556926; includeSubDomains; preload
content-encoding
br
last-modified
Fri, 15 Jan 2021 06:04:21 GMT
x-timer
S1610933642.652138,VS0,VE371
etag
"dbdddc3dda2046900ac401f49176ad2cb9499a17151e077afd3d35d6e6b13dca-br"
x-served-by
cache-hhn4043-HHN
vary
x-fh-requested-host, accept-encoding
x-cache
MISS
content-type
text/html; charset=utf-8
cache-control
max-age=3600
date
Mon, 18 Jan 2021 01:34:02 GMT
accept-ranges
bytes
content-length
9689
x-cache-hits
0
/
undefined/ Frame 6E62
0
0

truncated
/
52 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
5405f9cc13e8f9fe03726f9864e4c6167f66932cb05515ec957908f96a790ca7

Request headers

Referer
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Content-Type
image/png

Failed requests

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

Domain
undefined
URL
https://undefined/

Verdicts & Comments Add Verdict or Comment

Potentially malicious activity detected
Disclaimer: These verdicts should be used to detect potentially malicious websites, not as a final verdict!

urlscan

Phishing against: Generic Email (Online)

14 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| 0 object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated function| $ function| jQuery function| sendToServer function| validateForm

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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=31556926; includeSubDomains; preload