HTTP Headers Analysis for https://status.serialized.io

Detected Technologies from Headers

See all in URL Inspect 3

Atlassian

AWS CloudFront

Envoy

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000; preload

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

deny

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Significantly strengthen CSP directives
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• 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

159

Cache-Control

Caching

max-age=0, s-maxage=8400, stale-while-revalidate=43200, stale-if-error=43200, no-cache="Set-Cookie"

Last-Modified

Caching

Wed, 29 Jul 2026 22:08:13 GMT

age: 159
cache-control: max-age=0, s-maxage=8400, stale-while-revalidate=43200, stale-if-error=43200, no-cache="Set-Cookie"
last-modified: Wed, 29 Jul 2026 22:08:13 GMT

Content Headers

Content-Length

Content

127713

Content-Type

Content

text/html;charset=UTF-8

content-length: 127713
content-type: text/html;charset=UTF-8

Server Headers

Server

AtlassianEdge

server: AtlassianEdge

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Atl-Request-Id

Other

c30f907e-691b-4e4c-a399-2d8f1626188c

Atl-Traceid

Other

c30f907e691b4e4ca3992d8f1626188c

Date

Other

Thu, 30 Jul 2026 02:14:40 GMT

Nel

Other

Report-To Group endpoint-1 max-age: 10m

failure: 1.0% include subdomains

Report-To

Other

Group endpoint-1 max-age: 10m

Endpoint 1 https://dz8aopenkvv6s.cloudfront.net

Server-Timing

Other

cdn-cache-hit,cdn-pop;desc="IAD12-P3",cdn-rid;desc="i29yboc0l8tVyhEvuNK0W24Y0el-zyygWSxHBcfY2V2X0pO4V8iLJg==",cdn-hit-layer;desc="EDGE",cdn-downstream-fbl;dur=6

Via

Other

1.1 6b29c936420d116b13807604a0e67044.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

i29yboc0l8tVyhEvuNK0W24Y0el-zyygWSxHBcfY2V2X0pO4V8iLJg==

X-Amz-Cf-Pop

Other

IAD12-P3

X-Cache

Other

Hit from cloudfront

X-Envoy-Attempt-Count

Other

1

X-Magnolia-Registration

Other

Registered

alt-svc: h3=":443"; ma=86400
atl-request-id: c30f907e-691b-4e4c-a399-2d8f1626188c
atl-traceid: c30f907e691b4e4ca3992d8f1626188c
date: Thu, 30 Jul 2026 02:14:40 GMT
nel: {"failure_fraction": 0.01, "include_subdomains": true, "max_age": 600, "report_to": "endpoint-1"}
report-to: {"endpoints": [{"url": "https://dz8aopenkvv6s.cloudfront.net"}], "group": "endpoint-1", "include_subdomains": true, "max_age": 600}
server-timing: cdn-cache-hit,cdn-pop;desc="IAD12-P3",cdn-rid;desc="i29yboc0l8tVyhEvuNK0W24Y0el-zyygWSxHBcfY2V2X0pO4V8iLJg==",cdn-hit-layer;desc="EDGE",cdn-downstream-fbl;dur=6
via: 1.1 6b29c936420d116b13807604a0e67044.cloudfront.net (CloudFront)
x-amz-cf-id: i29yboc0l8tVyhEvuNK0W24Y0el-zyygWSxHBcfY2V2X0pO4V8iLJg==
x-amz-cf-pop: IAD12-P3
x-cache: Hit from cloudfront
x-envoy-attempt-count: 1
x-magnolia-registration: Registered

Recommendations

Enable compression (gzip/brotli) to improve performance