Monitor status
Up (200)
Classifies uptime checks into operational, blocked, timeout, SSL, DNS, and other categories.
Response Time
726ms
TTFB
574ms
Uptime (48h)
100.0%
Avg Response
759ms
Time to First Byte
0.574s
How long it took the website to start responding.
Full Load Time
0.726s
Total transfer time for the checked endpoint.
Caching
Max-age 0s
Cache policy discovered in headers.
Security Headers
5/6 present
Recommended response security headers.
SSL/TLS
Valid — 36 days left
Certificate validity and expiry details.
Trends
Recent performance and uptime behaviour.
Performance
Response time statistics over the last 48 hours (2161 checks).
Average
759 ms
Fastest
386 ms
Slowest
6193 ms
P95
1248 ms
Security & SSL
Security Headers
HeaderStatus
Content-Security-Policy
Present
Strict-Transport-Security
Present
X-Frame-Options
Present
X-Content-Type-Options
Present
Referrer-Policy
Present
Permissions-Policy
Missing
SSL Certificate
Status
Valid
Days until expiry36
IssuerWE1
Subjectnotion.so
ProtocolHTTP/1.x
Network & Connection
DNS Lookup50 ms — OK
TCP Connect15 ms — OK
Redirects1 hop(s) (301)
Final URLhttps://www.notion.so/
Compressionbr
Cache-Controlpublic, max-age=0
Content & SEO
Page TitleNo title
HTML Size48.9 KB
Monitor URLhttps://notion.so/
CanonicalNot set
Robots MetaNot set
Recent History
Last 10 check results.
Time
State
HTTP
Response
TTFB
12th Apr 2026 at 2:21 pm
UP
200
726 ms
574 ms
12th Apr 2026 at 2:19 pm
UP
200
477 ms
455 ms
12th Apr 2026 at 2:18 pm
UP
200
923 ms
446 ms
12th Apr 2026 at 2:17 pm
UP
200
761 ms
587 ms
12th Apr 2026 at 2:15 pm
UP
200
592 ms
504 ms
12th Apr 2026 at 2:13 pm
UP
200
975 ms
735 ms
12th Apr 2026 at 2:12 pm
UP
200
491 ms
417 ms
12th Apr 2026 at 2:10 pm
UP
200
1419 ms
578 ms
12th Apr 2026 at 2:09 pm
UP
200
778 ms
641 ms
12th Apr 2026 at 2:08 pm
UP
200
647 ms
499 ms
Raw payload
{
"cache_control": "public, max-age=0",
"canonical": null,
"compression": "br",
"content_keyword_ok": null,
"dns_ok": true,
"dns_time_sec": 0.05,
"etag": "W/\"15yo2j5m9jp5n8y\"",
"final_url": "https://www.notion.so/",
"hsts_present": true,
"monitor_status": "UP",
"monitor_url": "https://notion.so/",
"page_size_bytes": 50109,
"redirects": [
301
],
"request_method": "HEAD",
"robots_meta": null,
"security_headers": {
"Content-Security-Policy": true,
"Permissions-Policy": false,
"Referrer-Policy": true,
"Strict-Transport-Security": true,
"X-Content-Type-Options": true,
"X-Frame-Options": true
},
"ssl": {
"alpn": null,
"ssl_days_until_expiry": 36,
"ssl_issuer_cn": "WE1",
"ssl_subject_cn": "notion.so",
"ssl_valid": true
},
"status": 200,
"tcp_connect_time_sec": 0.015,
"tcp_ok": true,
"title": "No title",
"total_time_sec": 0.726,
"ttfb_sec": 0.574
}