URL: https://booking-vip.top/
Submission: On September 14 via api from BE — Scanned from US

Summary

This website contacted 3 IPs in 2 countries across 3 domains to perform 20 HTTP transactions. The main IP is 216.83.41.173, located in United States and belongs to CTGSERVERLIMITED-AS-AP CTG Server Limited, HK. The main domain is booking-vip.top.
TLS certificate: Issued by R11 on September 13th 2024. Valid for: 3 months.
This is the only time booking-vip.top was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
15 216.83.41.173 152194 (CTGSERVER...)
1 2408:4005:30a... 37963 (ALIBABA-C...)
20 3
Apex Domain
Subdomains
Transfer
12 booking-vip.top
booking-vip.top
436 KB
3 opt-booking.com
api.opt-booking.com
1 dcloud.net.cn
cdn.dcloud.net.cn — Cisco Umbrella Rank: 55805
579 B
20 3
Domain Requested by
12 booking-vip.top booking-vip.top
3 api.opt-booking.com booking-vip.top
1 cdn.dcloud.net.cn booking-vip.top
20 3

This site contains no links.

Subject Issuer Validity Valid
hotelwnsvip.com
R11
2024-09-13 -
2024-12-12
3 months crt.sh
api.opt-booking.com
R11
2024-09-11 -
2024-12-10
3 months crt.sh
*.dcloud.net.cn
Certum Domain Validation CA SHA2
2024-08-12 -
2025-09-11
a year crt.sh

This page contains 1 frames:

Primary Page: https://booking-vip.top/
Frame ID: 57691EC6150819378A56E15D5CC3BF52
Requests: 18 HTTP requests in this frame

Screenshot


Page Statistics

20
Requests

80 %
HTTPS

50 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

437 kB
Transfer

1268 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

20 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
booking-vip.top/
2 KB
883 B
Document
General
Full URL
https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
d5245118ff8038652f2e6ae33858bf5c3fde7a6faad4af7420cc2e6384f07df6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

content-encoding
gzip
content-type
text/html
date
Sat, 14 Sep 2024 07:59:40 GMT
etag
W/"66c7cb1a-72f"
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
strict-transport-security
max-age=31536000
vary
Accept-Encoding
index.css
booking-vip.top/static/
94 KB
29 KB
Stylesheet
General
Full URL
https://booking-vip.top/static/index.css
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
e97de9a247807f12d74101e9f736250b2410be4e1ed3d17ed875e4b08cf66c83
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:40 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
etag
W/"66c7cb1a-178f9"
vary
Accept-Encoding
content-type
text/css
cache-control
max-age=43200
expires
Sat, 14 Sep 2024 19:59:40 GMT
chunk-vendors.8fcaaf3a.js
booking-vip.top/static/js/
817 KB
285 KB
Script
General
Full URL
https://booking-vip.top/static/js/chunk-vendors.8fcaaf3a.js
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
b00c28959711f35d24ce7e888e88f005dbdcf3ee9686f01c4a8c6ac3bacb8bfc
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:40 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
etag
W/"66c7cb1a-cc4ea"
vary
Accept-Encoding
content-type
application/javascript
cache-control
max-age=43200
expires
Sat, 14 Sep 2024 19:59:40 GMT
index.e781aa26.js
booking-vip.top/static/js/
273 KB
79 KB
Script
General
Full URL
https://booking-vip.top/static/js/index.e781aa26.js
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
2a8c2858b2b8fa665c9ad3ec17e38c261356a8d811ba222e2e1dba2f183b74b6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:40 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
etag
W/"66c7cb1a-445c5"
vary
Accept-Encoding
content-type
application/javascript
cache-control
max-age=43200
expires
Sat, 14 Sep 2024 19:59:40 GMT
config
api.opt-booking.com/font/
0
0
Preflight
General
Full URL
https://api.opt-booking.com/font/config
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,form-type
Access-Control-Request-Method
GET
Origin
https://booking-vip.top
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

content-length
552
content-type
text/html
date
Sat, 14 Sep 2024 07:59:43 GMT
server
nginx
pages-login-index~pages-register-index.bd18e4bc.js
booking-vip.top/static/js/
55 KB
24 KB
Script
General
Full URL
https://booking-vip.top/static/js/pages-login-index~pages-register-index.bd18e4bc.js
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/static/js/index.e781aa26.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
e431285c4173f9efac7710b344b96dd096acd0c222f015972bf4afb2f670c58e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
etag
W/"66c7cb1a-dbe9"
vary
Accept-Encoding
content-type
application/javascript
cache-control
max-age=43200
expires
Sat, 14 Sep 2024 19:59:42 GMT
pages-login-index.cf750d77.js
booking-vip.top/static/js/
12 KB
4 KB
Script
General
Full URL
https://booking-vip.top/static/js/pages-login-index.cf750d77.js
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/static/js/index.e781aa26.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
b27798075f7e7af3aa67191c7542d2a245e3a519e6a72e0d13f275822b09acf5
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:50 GMT
server
nginx
etag
W/"66c7cb1a-3132"
vary
Accept-Encoding
content-type
application/javascript
cache-control
max-age=43200
expires
Sat, 14 Sep 2024 19:59:42 GMT
config
api.opt-booking.com/font/
0
0

truncated
/
1 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
0ccf8dd29c61715a6364ea9ec36d32c295e82ca837488590130c51cee298b7d3

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

Content-Type
image/svg+xml
config
api.opt-booking.com/font/
0
0
Preflight
General
Full URL
https://api.opt-booking.com/font/config
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,form-type
Access-Control-Request-Method
GET
Origin
https://booking-vip.top
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

content-length
552
content-type
text/html
date
Sat, 14 Sep 2024 07:59:43 GMT
server
nginx
list
api.opt-booking.com/font/services/
0
0
Preflight
General
Full URL
https://api.opt-booking.com/font/services/list?status=0&pageNum=1&pageSize=10
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,form-type
Access-Control-Request-Method
GET
Origin
https://booking-vip.top
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

content-length
552
content-type
text/html
date
Sat, 14 Sep 2024 07:59:43 GMT
server
nginx
config
api.opt-booking.com/font/
0
0

list
api.opt-booking.com/font/services/
0
0

admin
api.opt-booking.com/
0
0

login-bottom-1.png
booking-vip.top/static/images/
2 KB
2 KB
Image
General
Full URL
https://booking-vip.top/static/images/login-bottom-1.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
807c8a1b498e17d227cf48a640b778bdc4398a9852493cb2f40bf0f33651d0dd
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-65c"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:42 GMT
login-bottom-2.png
booking-vip.top/static/images/
2 KB
1 KB
Image
General
Full URL
https://booking-vip.top/static/images/login-bottom-2.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
18c62988860a8ffd90bab6376b4fe36a723bd39403c420d3943aa3eb5a0029c5
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-637"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:42 GMT
login-bottom-3.png
booking-vip.top/static/images/
1 KB
1 KB
Image
General
Full URL
https://booking-vip.top/static/images/login-bottom-3.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
5839f0330821cf08029beddd6d248170da1af16cd7aff253e7bd075d591f5d42
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-482"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:42 GMT
login-bottom-4.png
booking-vip.top/static/images/
2 KB
2 KB
Image
General
Full URL
https://booking-vip.top/static/images/login-bottom-4.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
1d6e86e59ab7235a8343f494c8e8da6cc02c5a98a75d682401340e6d06935f20
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-862"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:42 GMT
login-bottom-5.png
booking-vip.top/static/images/
2 KB
3 KB
Image
General
Full URL
https://booking-vip.top/static/images/login-bottom-5.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
b23272a9692c4ec3c020935917e9d096490876c976abec1290bd3cc9aae13974
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:42 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-928"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:42 GMT
shadow-grey.png
cdn.dcloud.net.cn/img/
136 B
579 B
Image
General
Full URL
https://cdn.dcloud.net.cn/img/shadow-grey.png
Requested by
Host: booking-vip.top
URL: https://booking-vip.top/static/index.css
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
2408:4005:30a:4302:6218:d8d9:db29:5dd2 , China, ASN37963 (ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN),
Reverse DNS
Software
nginx /
Resource Hash
ad4ebea1c3496dd2924789ee009174a2c6289d1200e9811f458fd46f172d1d6f

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

Date
Sat, 14 Sep 2024 07:59:44 GMT
Last-Modified
Thu, 06 Jun 2019 06:42:07 GMT
Server
nginx
ETag
"5cf8b5bf-88"
Content-Type
image/png
Cache-Control
max-age=7200
Connection
close
Accept-Ranges
bytes
Content-Length
136
Expires
Sat, 14 Sep 2024 09:59:44 GMT
ico-starting.png
booking-vip.top/static/images/
4 KB
5 KB
Other
General
Full URL
https://booking-vip.top/static/images/ico-starting.png
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
216.83.41.173 , United States, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx /
Resource Hash
9d669b41d4c6f7c676045f6d06e74d4c6928dce52fba96cf69381a2f0932d86c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Referer
https://booking-vip.top/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Sat, 14 Sep 2024 07:59:45 GMT
strict-transport-security
max-age=31536000
content-encoding
gzip
last-modified
Thu, 22 Aug 2024 23:34:51 GMT
server
nginx
etag
W/"66c7cb1b-1148"
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=2592000
expires
Mon, 14 Oct 2024 07:59:45 GMT

Failed requests

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

Domain
api.opt-booking.com
URL
https://api.opt-booking.com/font/config
Domain
api.opt-booking.com
URL
https://api.opt-booking.com/font/config
Domain
api.opt-booking.com
URL
https://api.opt-booking.com/font/services/list?status=0&pageNum=1&pageSize=10
Domain
api.opt-booking.com
URL
https://api.opt-booking.com/admin

Verdicts & Comments Add Verdict or Comment

11 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| webpackJsonp object| __uniConfig object| __uniRoutes function| UniApp object| UniViewJSBridge object| UniServiceJSBridge object| uni object| wx function| getApp function| getCurrentPages object| regeneratorRuntime

1 Cookies

Domain/Path Name / Value
.dcloud.net.cn/ Name: __uni__uid
Value: 2yld0mblQnBmf1Hs85SGAg==

7 Console Messages

Source Level URL
Text
recommendation verbose URL: https://booking-vip.top/
Message:
[DOM] Password field is not contained in a form: (More info: https://goo.gl/9p2vKq) %o
javascript error URL: https://booking-vip.top/
Message:
Access to XMLHttpRequest at 'https://api.opt-booking.com/font/services/list?status=0&pageNum=1&pageSize=10' from origin 'https://booking-vip.top' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network error URL: https://api.opt-booking.com/font/services/list?status=0&pageNum=1&pageSize=10
Message:
Failed to load resource: net::ERR_FAILED
javascript error URL: https://booking-vip.top/
Message:
Access to XMLHttpRequest at 'https://api.opt-booking.com/font/config' from origin 'https://booking-vip.top' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network error URL: https://api.opt-booking.com/font/config
Message:
Failed to load resource: net::ERR_FAILED
javascript error URL: https://booking-vip.top/
Message:
Access to XMLHttpRequest at 'https://api.opt-booking.com/font/config' from origin 'https://booking-vip.top' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network error URL: https://api.opt-booking.com/font/config
Message:
Failed to load resource: net::ERR_FAILED

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