HTTP Headers Analysis for https://stg.flexmls.com

Detected Technologies from Headers

See all in URL Inspect 1

Varnish

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Add Content-Security-Policy header to prevent XSS attacks
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add X-Content-Type-Options: nosniff
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

Accept-Encoding

accept-ranges: bytes
connection: close
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

private, no-store

cache-control: private, no-store

Content Headers

Content-Length

Content

3038

Content-Type

Content

text/html; charset=utf-8

content-length: 3038
content-type: text/html; charset=utf-8

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: _fs_ch_st_FSBmUei20MqUiJb9=ATPy9W217zYmKbwTz0AQYIdanF3U393vjc4Ei6UvdGAoEvw0y1s9xxg-K9fYCU_8JmYluYk83OUB2_PUhFXGNcR0U_4LAKYUjuM8XMp5eLKQsBGH4MIpEXGOrTCaAFSmnf4lE0y1fnv2jfWvkOw8rZsp6ATSU8BN_1aQW4RQssSLB9oZF9FgWmH0SRohwQ7A4tlD3Z5J_VXamk4hSIKXqqI2Tq9YaeekdtgFIcxZaGXz9yzc89HACeVn9V91DcOtMgmQYRZGLN6KcSZrZfWzQd8yIC-3K-sKP--ARlzXHod0E2zaLRxo8Aorz5rDimqA0J6LTxNTFza-wfUXVXoV2dUMBKyftOARhl_FLi64ueMZFXVuBUus5wDVRHYysRuu0esW-TF3ljT6DQY0hXo=; Max-Age=10; HttpOnly; Path=/

Other Headers

Date

Other

Fri, 08 May 2026 01:23:10 GMT

Via

Other

1.1 varnish

X-Cache

Other

MISS

X-Cache-Hits

Other

0

X-Served-By

Other

cache-bos-kbos510039-BOS, cache-bos-kbos510029-BOS

X-Timer

Other

S1778203390.008919,VS0,VE13

date: Fri, 08 May 2026 01:23:10 GMT
via: 1.1 varnish
x-cache: MISS
x-cache-hits: 0
x-served-by: cache-bos-kbos510039-BOS, cache-bos-kbos510029-BOS
x-timer: S1778203390.008919,VS0,VE13

Recommendations

Enable compression (gzip/brotli) to improve performance