notion.so
HTTP check results
HTTP Response Headers
date
Fri, 27 Mar 2026 00:02:23 GMT
content-length
0
location
https://www.notion.so/
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
report-to
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=4XL%2FFEfEQSv7p8rL0sTE1HbmF%2FZ36MNjPJS17xd8MhPfxl2AiAoG65OyvIVamVkDYIj%2FhllZp9%2B2yC2CaQMEGrWydVaA1yf0lW9g7WDvI5KXLlGthm3WMfMyHA%3D%3D"}]}
nel
{"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
server
cloudflare
cf-ray
9e2a20401d7096bf-ARN
alt-svc
h3=":443"; ma=86400
Security Headers
strict-transport-security
x-content-type-options
content-security-policy
x-frame-options
x-xss-protection
referrer-policy
permissions-policy