HTTP Headers Analysis for https://learn.microsoft.com

Detected Technologies from Headers

See all in URL Inspect 6

Akamai Active incidents

Arkose Labs

Azure Blob Storage

AzureFrontDoor

Azure Monitor

Microsoft Azure

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

Content-Security-Policy

Basic

default-src; script-src; style-src; +10 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Cache-Control

Caching

public, max-age=335

Expires

Caching

Fri, 03 Apr 2026 20:51:54 GMT

cache-control: public, max-age=335
expires: Fri, 03 Apr 2026 20:51:54 GMT

Content Headers

Content-Length

Content

25040

Content-Type

Content

text/html

content-length: 25040
content-type: text/html

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Akamai-Cache-Status

Other

Hit from child

Date

Other

Fri, 03 Apr 2026 20:46:19 GMT

Nel

Other

Report-To Group network-errors max-age: 1w

success: 1.0% failure: 100.0%

Origin-Agent-Cluster

Other

?1

Report-To

Other

Group network-errors max-age: 1w

Endpoint 1 https://mdec.nelreports.net/api/report?cat=mdocs

X-Azure-Ref

Other

20260403T204154Z-r1bbcbf8b6c6szpphC1CHImmv400000048sg000000002vmq

X-Buildversion

Other

0.4.03377.7675-f5f342ae

X-Dns-Prefetch-Control

Other

off

X-Download-Options

Other

noopen

X-Permitted-Cross-Domain-Policies

Other

none

akamai-cache-status: Hit from child
date: Fri, 03 Apr 2026 20:46:19 GMT
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.01,"failure_fraction":1.0}
origin-agent-cluster: ?1
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://mdec.nelreports.net/api/report?cat=mdocs"}]}
x-azure-ref: 20260403T204154Z-r1bbcbf8b6c6szpphC1CHImmv400000048sg000000002vmq
x-buildversion: 0.4.03377.7675-f5f342ae
x-dns-prefetch-control: off
x-download-options: noopen
x-permitted-cross-domain-policies: none

Recommendations

Enable compression (gzip/brotli) to improve performance