HTTP Headers Analysis for https://solven.jp

Detected Technologies from Headers

See all in URL Inspect 4

Cloudflare NEL Monitoring

Cloudflare CDN

Google Analytics

Google Tag Manager

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Strong

default-src; img-src; style-src; +5 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Present

camera=(), microphone=(), geolocation=(); +2 more

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

x-fh-requested-host, accept-encoding

connection: close
transfer-encoding: chunked
vary: x-fh-requested-host, accept-encoding

Caching Headers

Cache-Control

Caching

max-age=3600

Last-Modified

Caching

Mon, 17 Aug 2026 10:54:57 GMT

cache-control: max-age=3600
last-modified: Mon, 17 Aug 2026 10:54:57 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a2c9ffaf385a9307-IAD

Date

Other

Mon, 17 Aug 2026 16:19:09 GMT

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=jYQktcMVbfigfLxCXpUG2cXUsG7RZnzLFMDrx6xq%2FloPl%2F1vOBuijqje0yeZPbyxeq%2FjW82WPWc81sPCeydEFMsPnur917jKylR9%2BiXhZufqrdOkCJZcF0srZhA%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=9,cfOrigin;dur=141

X-Cache

Other

MISS

X-Cache-Hits

Other

0

X-Served-By

Other

cache-iad-kiad7000150-IAD

X-Timer

Other

S1786983549.333638,VS0,VE132

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a2c9ffaf385a9307-IAD
date: Mon, 17 Aug 2026 16:19:09 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=jYQktcMVbfigfLxCXpUG2cXUsG7RZnzLFMDrx6xq%2FloPl%2F1vOBuijqje0yeZPbyxeq%2FjW82WPWc81sPCeydEFMsPnur917jKylR9%2BiXhZufqrdOkCJZcF0srZhA%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=9,cfOrigin;dur=141
x-cache: MISS
x-cache-hits: 0
x-served-by: cache-iad-kiad7000150-IAD
x-timer: S1786983549.333638,VS0,VE132

Recommendations

Enable compression (gzip/brotli) to improve performance