HTTP Headers Analysis for https://api.trello.com

Detected Technologies from Headers

See all in URL Inspect 45

Gravatar

Workato

Google Tag Manager

Bing

Google reCAPTCHA

AppNexus (Xandr)

Atlassian

WordPress

Yahoo

Liveramp

Capterra

Envoy

Google DoubleClick

Google Analytics

Orangelogic

Google Conversion Tracking

ClearBit

6sense

Google Static File Front End

Google Fonts

Twitter

Algolia

Contentful

Contentsquare

LiveChat

unpkg

Google Search

Adobe Marketo

Demandbase

Facebook

OneTrust

Auxia

AWS CloudFront

Logo.dev

Vimeo

TechTarget

Intercom

Quora

YouTube

Microsoft Clarity

Sentry

jsDelivr

Google Cloud

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000; preload

Content-Security-Policy

Weak

, Analyze

Content-Security-Policy-Report-Only

Basic

base-uri; default-src; script-src; +11 more 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

Content-Encoding

Performance

identity

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
content-encoding: identity
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

max-age=0, no-cache

cache-control: max-age=0, no-cache

Content Headers

Content-Encoding

Content

identity

Content-Type

Content

text/html

content-encoding: identity
content-type: text/html

Server Headers

Server

AtlassianEdge

server: AtlassianEdge

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: atlCohort={"bucketAll":{"bucketedAtUTC":"2026-04-10T02:10:09.746Z","version":"2","index":49,"bucketId":0}}; Max-Age=31536000; Domain=.atl-paas.net; Path=/; Secure;
ajs_anonymous_id=%222864f092-47f1-1d94-c24e-7a57b19d0da8%22; Max-Age=31536000; Domain=.atl-paas.net; Path=/; Secure;
atlCohort=%7B%22bucketAll%22%3A%7B%22bucketedAtUTC%22%3A%222026-04-10T02%3A10%3A09.746Z%22%2C%22version%22%3A%222%22%2C%22index%22%3A49%2C%22bucketId%22%3A0%7D%7D; Max-Age=315360000; Domain=trello.com; Path=/; Expires=Mon, 07 Apr 2036 02:10:09 GMT
ajs_anonymous_id=%222864f092-47f1-1d94-c24e-7a57b19d0da8%22; Max-Age=315360000; Domain=.trello.com; Path=/; Expires=Mon, 07 Apr 2036 02:10:09 GMT
bxp_gateway_request_id=9181379c-28ec-ea2a-997f-6edd75cae399; Max-Age=300; Domain=.trello.com; Path=/; Expires=Fri, 10 Apr 2026 02:15:09 GMT; Secure
wac_user_detected=0;Domain=trello.com;Path=/;Max-Age=-1

Other Headers

Atl-Request-Id

Other

46d7e2b6-3ccb-447a-9a95-a5c4bc3b81ab

Atl-Traceid

Other

46d7e2b63ccb447a9a95a5c4bc3b81ab

Date

Other

Fri, 10 Apr 2026 02:10:09 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

Reporting-Endpoints

Other

csp-default-endpoint="https://web-security-reports.services.atlassian.com/csp-report/trello-bifrost"

Server-Timing

Other

cdn-upstream-layer;desc="EDGE",cdn-upstream-dns;dur=0,cdn-upstream-connect;dur=4,cdn-upstream-fbl;dur=239,atl-edge;dur=233,atl-edge-internal;dur=3,atl-edge-upstream;dur=231,atl-edge-pop;desc="aws-us-east-1",bifrost;dur=9.016093999147415,tesseract;dur=1,cdn-cache-miss,cdn-pop;desc="IAD55-P5",cdn-rid;desc="vniUGk4nVgn8Q2X_sR_dI6glKMyhK9LcEisvDifVM9xLfw_UKNY1vA==",cdn-downstream-fbl;dur=247

Via

Other

1.1 b337a2ccda3a2da75070ffbae82a67ec.cloudfront.net (CloudFront), 1.1 7c325f2607fc0c1ae15500b51b245812.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

vniUGk4nVgn8Q2X_sR_dI6glKMyhK9LcEisvDifVM9xLfw_UKNY1vA==

X-Amz-Cf-Pop

Other

IAD61-P11, IAD55-P5

X-Cache

Other

Miss from cloudfront

X-Envoy-Attempt-Count

Other

1

X-Instance-Type

Other

r8g.12xlarge

X-Node-Architecture

Other

arm64

atl-request-id: 46d7e2b6-3ccb-447a-9a95-a5c4bc3b81ab
atl-traceid: 46d7e2b63ccb447a9a95a5c4bc3b81ab
date: Fri, 10 Apr 2026 02:10:09 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}
reporting-endpoints: csp-default-endpoint="https://web-security-reports.services.atlassian.com/csp-report/trello-bifrost"
server-timing: cdn-upstream-layer;desc="EDGE",cdn-upstream-dns;dur=0,cdn-upstream-connect;dur=4,cdn-upstream-fbl;dur=239,atl-edge;dur=233,atl-edge-internal;dur=3,atl-edge-upstream;dur=231,atl-edge-pop;desc="aws-us-east-1",bifrost;dur=9.016093999147415,tesseract;dur=1,cdn-cache-miss,cdn-pop;desc="IAD55-P5",cdn-rid;desc="vniUGk4nVgn8Q2X_sR_dI6glKMyhK9LcEisvDifVM9xLfw_UKNY1vA==",cdn-downstream-fbl;dur=247
via: 1.1 b337a2ccda3a2da75070ffbae82a67ec.cloudfront.net (CloudFront), 1.1 7c325f2607fc0c1ae15500b51b245812.cloudfront.net (CloudFront)
x-amz-cf-id: vniUGk4nVgn8Q2X_sR_dI6glKMyhK9LcEisvDifVM9xLfw_UKNY1vA==
x-amz-cf-pop: IAD61-P11, IAD55-P5
x-cache: Miss from cloudfront
x-envoy-attempt-count: 1
x-instance-type: r8g.12xlarge
x-node-architecture: arm64

Recommendations

No recommendations at this time