HTTP Headers Analysis for https://surveymonkey.nl

Detected Technologies from Headers

See all in URL Inspect 12

Amplitude

AWS CloudFront

Crazy Egg

Google reCAPTCHA

Google Search

Google Static File Front End

Google Tag Manager

Hotjar

Nginx

Qualified

ZoomInfo

Google Cloud

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000; includeSubDomains

Content-Security-Policy

Basic

default-src; upgrade-insecure-requests; connect-src; +3 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Vary

Performance

Accept-Encoding

connection: close
vary: Accept-Encoding

Caching Headers

Age

Caching

228910

Cache-Control

Caching

public, no-cache="Set-Cookie", max-age=21600, s-maxage=259200, must-revalidate, stale-while-revalidate=300, stale-if-error=21600

age: 228910
cache-control: public, no-cache="Set-Cookie", max-age=21600, s-maxage=259200, must-revalidate, stale-while-revalidate=300, stale-if-error=21600

Content Headers

Content-Length

Content

619333

Content-Type

Content

text/html; charset=utf-8

content-length: 619333
content-type: text/html; charset=utf-8

Server Headers

Server

nginx

server: nginx

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: AMP_beb2473154=JTdCJTIyZGV2aWNlSWQlMjIlM0ElMjAlMjJlMjYzNDMwMC1iNmFlLTQ3OWMtYmY4ZC1mOTkzZTQ2NDkwMTUlMjIlMkMlMjAlMjJzZXNzaW9uSWQlMjIlM0ElMjAxNzc3NzIzNjkzMzExJTJDJTIwJTIybGFzdEV2ZW50VGltZSUyMiUzQSUyMDE3Nzc3MjM2OTMzMTElN0Q%3D; Domain=.surveymonkey.com; expires=Sun, 02 May 2027 12:08:13 GMT; Path=/; SameSite=none; Secure
attr_multitouch="cK+bTs6avFjF+up4pSQ0Esu1hvY="; Domain=.surveymonkey.com; expires=Sun, 02 May 2027 12:08:13 GMT; Path=/; SameSite=none; Secure
cdp_seg="MMtINV+mVxEWLMIYQWrNb+jMdJ8="; Domain=.surveymonkey.com; expires=Fri, 31 Jul 2026 12:08:13 GMT; Path=/; SameSite=none; Secure
ep201="G+qfAKhMwWpkITahzMcdFWXv0x4="; Domain=.surveymonkey.com; expires=Sat, 02 May 2026 12:38:13 GMT; Path=/; SameSite=none; Secure
ep202="PPWN/QE//yqQC7JazkDFBeel95M="; Domain=.surveymonkey.com; expires=Fri, 31 Jul 2026 12:08:13 GMT; Path=/; SameSite=none; Secure
ep203="KzILQz72DXgZTDIdSryy3su6qIo="; Domain=.surveymonkey.com; expires=Fri, 31 Jul 2026 12:08:13 GMT; HttpOnly; Path=/; SameSite=none; Secure

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Wed, 29 Apr 2026 20:33:03 GMT

Sm-Request-Id

Other

-O0fBiJw7ELFVGTFGcVoyMCvOAZMKj8xhJ7gpVgpXFRpQulDjwIAKw==

Via

Other

1.1 90dff5f9a9481776d6a3b2f41fb6198a.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

H0n_rYlBNSDUtwzDYfja5ctidmeKpghX23L8aK0vWJpP-FO7fb7Kag==

X-Amz-Cf-Pop

Other

IAD12-P5

X-Cache

Other

Hit from cloudfront

X-Html-Cache

Other

Hit

alt-svc: h3=":443"; ma=86400
date: Wed, 29 Apr 2026 20:33:03 GMT
sm-request-id: -O0fBiJw7ELFVGTFGcVoyMCvOAZMKj8xhJ7gpVgpXFRpQulDjwIAKw==
via: 1.1 90dff5f9a9481776d6a3b2f41fb6198a.cloudfront.net (CloudFront)
x-amz-cf-id: H0n_rYlBNSDUtwzDYfja5ctidmeKpghX23L8aK0vWJpP-FO7fb7Kag==
x-amz-cf-pop: IAD12-P5
x-cache: Hit from cloudfront
x-html-cache: Hit

Recommendations

Enable compression (gzip/brotli) to improve performance