HTTP Headers Analysis for https://alexanderplus.com

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31556926

Content-Security-Policy

Missing

Not configured 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

Present

camera=(), microphone=(), geolocation=(); +1 more

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

x-fh-requested-host, accept-encoding

accept-ranges: bytes
connection: close
vary: x-fh-requested-host, accept-encoding

Caching Headers

Cache-Control

Caching

max-age=3600

Etag

Caching

"658f163aefe2790db2509d70b819d421e5a31ff2c40d579517d3c38bfc75b512"

Last-Modified

Caching

Mon, 22 Jun 2026 10:07:13 GMT

cache-control: max-age=3600
etag: "658f163aefe2790db2509d70b819d421e5a31ff2c40d579517d3c38bfc75b512"
last-modified: Mon, 22 Jun 2026 10:07:13 GMT

Content Headers

Content-Length

Content

51987

Content-Type

Content

text/html; charset=utf-8

content-length: 51987
content-type: text/html; charset=utf-8

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400

Date

Other

Thu, 06 Aug 2026 14:41:25 GMT

X-Cache

Other

MISS

X-Cache-Hits

Other

0

X-Served-By

Other

cache-ewr-kewr1740092-EWR

X-Timer

Other

S1786027285.282590,VS0,VE170

alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
date: Thu, 06 Aug 2026 14:41:25 GMT
x-cache: MISS
x-cache-hits: 0
x-served-by: cache-ewr-kewr1740092-EWR
x-timer: S1786027285.282590,VS0,VE170

Recommendations

Enable compression (gzip/brotli) to improve performance