HTTP Headers Analysis for https://www.jamesmcn.com

SSL Verification Bypassed

The server's SSL certificate could not be verified. The analysis was completed using insecure mode. Data may be less reliable.

Reason:

Hostname Mismatch - certificate is issued for *.github.com, *.github.io, *.githubusercontent.com, github.com, github.io, githubusercontent.com, not for www.jamesmcn.com

Open Cached · 2h ago

21 Headers

Detected Technologies from Headers

See all in URL Inspect 3

Fastly

GitHub

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

Vary

Performance

Accept-Encoding

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

Caching Headers

Age

Caching

Cache-Control

Caching

max-age=600

Etag

Caching

"69c30861-bd1"

Expires

Caching

Sun, 26 Apr 2026 17:10:32 GMT

Last-Modified

Caching

Tue, 24 Mar 2026 21:55:45 GMT

age: 0
cache-control: max-age=600
etag: "69c30861-bd1"
expires: Sun, 26 Apr 2026 17:10:32 GMT
last-modified: Tue, 24 Mar 2026 21:55:45 GMT

Content Headers

Content-Length

Content

3025

Content-Type

Content

text/html; charset=utf-8

content-length: 3025
content-type: text/html; charset=utf-8

Server Headers

Server

GitHub.com

server: GitHub.com

CORS Headers

Access-Control-Allow-Origin

Cors

access-control-allow-origin: *

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Sun, 26 Apr 2026 17:00:32 GMT

Via

Other

1.1 varnish

X-Cache

Other

MISS

X-Cache-Hits

Other

X-Fastly-Request-Id

Other

e8182b018da6064b8352a5b2769eed4616d010aa

X-Github-Request-Id

Other

CB0E:26485A:4089090:4473615:69EE44B0

X-Proxy-Cache

Other

MISS

X-Served-By

Other

cache-lga21954-LGA

X-Timer

Other

S1777222833.597187,VS0,VE46

date: Sun, 26 Apr 2026 17:00:32 GMT
via: 1.1 varnish
x-cache: MISS
x-cache-hits: 0
x-fastly-request-id: e8182b018da6064b8352a5b2769eed4616d010aa
x-github-request-id: CB0E:26485A:4089090:4473615:69EE44B0
x-proxy-cache: MISS
x-served-by: cache-lga21954-LGA
x-timer: S1777222833.597187,VS0,VE46

Recommendations

Enable compression (gzip/brotli) to improve performance