HTTP Headers Analysis for https://content.r9cdn.net

Detected Technologies from Headers

See all in URL Inspect 1

Varnish

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Weak

upgrade-insecure-requests; frame-ancestors Analyze

Content-Security-Policy-Report-Only

Basic

default-src; connect-src; font-src; +8 more Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Significantly strengthen CSP directives
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

accept-ranges: bytes
connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

private, no-store

cache-control: private, no-store

Content Headers

Content-Language

Content

en-US

Content-Type

Content

text/html;charset=UTF-8

content-language: en-US
content-type: text/html;charset=UTF-8

Server Headers

Server

KAYAK/1.0

server: KAYAK/1.0

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: Apache=2PYoRw-AAABnhBMoso-de-ZPHpBw; Expires=Sat, 03 Feb 2029 05:11:58 GMT; Max-Age=86400000; Path=/; HttpOnly
cluster=4; Expires=Sun, 10 May 2026 05:56:58 GMT; Max-Age=2700; Path=/; HttpOnly
p1.med.sid=R-4ML$W9g71x_VT0waPuqT1-jhA4AoLPBEcUH6VJf51uFJeVncqkLv6FF_MQcKApc; Path=/; Secure; HttpOnly
p1.med.token=; Expires=Thu, 01 Jan 1970 00:00:10 GMT; Path=/
kmkid=ATPI7TuJmmPERjHfIJnhxvM; Expires=Wed, 09 May 2029 05:11:58 GMT; Max-Age=94608000; Path=/; Secure; HttpOnly
kayak=z5G$yjrXVg_KfoLnuV5e; Expires=Wed, 09 May 2029 05:11:58 GMT; Max-Age=94608000; Path=/; Secure; HttpOnly
kayak.mc=AUszL07Uzd_1VQvV69XnWb649EDJLQ8N9cfPvYFfyMjgg6cKNqoUziakH9iJrm4g3spm1QPHJZ6HeE94Q_9r5D0_wb3iHAXfW08D6w_OHsZiKTkjbeSnWZ1npNoJS1P2mfbZhtBzvKwgLrw479KA8UGdpAGLhqrurG_kQEGndgZNOnoOTRhV9Rtmh9bCtDECkosFOaECXDpqBoXuuKEUlTo; Expires=Wed, 09 May 2029 05:11:58 GMT; Max-Age=94608000; Path=/; Secure; HttpOnly
mst_iBfK2g=udgsMU7DgXm8jgYKItWcENmzwD_SL2dSW12Lvl9u7nugPBOFampArjt5-rlfAji-GhQs6BRVpjtgMUHiZ-j-vg; Expires=Sun, 10 May 2026 05:26:58 GMT; Max-Age=900; Path=/; HttpOnly
mst_client=AUT_dMF3zWdmLartvnos8eX0Gw-UYzJTDiKkWdrUJsHmVEUSvNOr4IbbMicvIb3z_iXjyQEwaS62JfUpgxsln64; Path=/; HttpOnly
mst_ADIrkw=R1kOLuuScYZdvRxM9S2GEtmzwD_SL2dSW12Lvl9u7ntwjmy2aOOkEMTl0x2arxhib5IRzqWdMZpXYvO21lxEyQ; Expires=Sun, 10 May 2026 05:26:58 GMT; Max-Age=900; Path=/; HttpOnly
csid=6e7df234-6249-4d19-abc4-7b824b8d6269; path=/; Secure; SameSite=Strict;

Other Headers

Date

Other

Sun, 10 May 2026 05:11:58 GMT

Feature-Policy

Other

camera 'none'; microphone 'none'; midi 'none'; usb 'none'; geolocation 'self'

Via

Other

1.1 varnish

X-Cache

Other

MISS, MISS

X-Cache-Hits

Other

0, 0

X-R9-Mst-Req

Other

016000067427230

X-R9-Mst-Target

Other

sparkle

X-Render-Time

Other

0.149

X-Served-By

Other

cache-ewr-kewr1740071-EWR, cache-ewr-kewr1740071-EWR

X-Sn-Waf-Code

Other

X-Timer

Other

S1778389918.381271,VS0,VE200

date: Sun, 10 May 2026 05:11:58 GMT
feature-policy: camera 'none'; microphone 'none'; midi 'none'; usb 'none'; geolocation 'self'
via: 1.1 varnish
x-cache: MISS, MISS
x-cache-hits: 0, 0
x-r9-mst-req: 016000067427230
x-r9-mst-target: sparkle
x-render-time: 0.149
x-served-by: cache-ewr-kewr1740071-EWR, cache-ewr-kewr1740071-EWR
x-sn-waf-code: 
x-timer: S1778389918.381271,VS0,VE200

Recommendations

Enable compression (gzip/brotli) to improve performance