Monitor status
Up (200)
Classifies uptime checks into operational, blocked, timeout, SSL, DNS, and other categories.
Response time
677ms
TTFB
600ms
Uptime (48h)
100.0%
Avg response
682ms
Time to First Byte
0.6s
How long it took the website to start responding.
Full Load Time
0.677s
Total transfer time for the checked endpoint.
Caching
Max-age 0s
Cache policy discovered in headers.
Security Headers
3/6 present
Recommended response security headers.
SSL/TLS
Valid: 60 days left
Certificate validity and expiry details.
SEO snapshot
Run a one-off audit to start tracking SEO health alongside uptime. What does this score mean?
No SEO data yet
Audits cover meta tags, headings, social previews, structured data, and technical signals. Each run is saved so you can watch the trend.
Trends
Performance and uptime over the last 48 hours. What is TTFB?
Performance
Response time over 523 checks in the last 48 hours.
Average
682 ms
Fastest
420 ms
Slowest
1634 ms
P95
1116 ms
Security & SSL
Security headers
HeaderStatus
Content-Security-Policy
Present
Strict-Transport-Security
Present
X-Frame-Options
Missing
X-Content-Type-Options
Present
Referrer-Policy
Missing
Permissions-Policy
Missing
SSL certificate
Status
Valid
Days until expiry60
IssuerWE1
Subjectopenai.com
ProtocolHTTP/1.x
Network & connection
DNS lookup20 ms · OK
TCP connect20 ms · OK
Redirects0 hop(s)
Final URLhttps://openai.com/
Compressiongzip
Cache-Controlpublic, max-age=0, must-revalidate
Content & SEO
Page titleOpenAI | Research & Deployment
HTML size478.0 KB
Canonicalhttps://openai.com/
Robots metaindex, follow
Recent history
Last 10 results.
Time
State
HTTP
Response
TTFB
15th Oct 2026 at 7:49 pm
UP
200
677 ms
600 ms
15th Oct 2026 at 7:43 pm
UP
200
565 ms
532 ms
15th Oct 2026 at 7:37 pm
UP
200
1422 ms
1416 ms
15th Oct 2026 at 7:32 pm
UP
200
768 ms
751 ms
15th Oct 2026 at 7:27 pm
UP
200
497 ms
468 ms
15th Oct 2026 at 7:21 pm
UP
200
623 ms
613 ms
15th Oct 2026 at 7:16 pm
UP
200
636 ms
602 ms
15th Oct 2026 at 7:10 pm
UP
200
630 ms
612 ms
15th Oct 2026 at 7:04 pm
UP
200
787 ms
618 ms
15th Oct 2026 at 6:58 pm
UP
200
638 ms
591 ms
Raw payload
{
"cache_control": "public, max-age=0, must-revalidate",
"canonical": "https://openai.com/",
"compression": "gzip",
"content_keyword_ok": null,
"dns_ok": true,
"dns_time_sec": 0.02,
"etag": null,
"final_url": "https://openai.com/",
"hsts_present": true,
"monitor_status": "UP",
"monitor_url": "https://openai.com/",
"page_size_bytes": 489458,
"redirects": [],
"request_method": "GET",
"robots_meta": "index, follow",
"security_headers": {
"Content-Security-Policy": true,
"Permissions-Policy": false,
"Referrer-Policy": false,
"Strict-Transport-Security": true,
"X-Content-Type-Options": true,
"X-Frame-Options": false
},
"ssl": {
"alpn": null,
"ssl_days_until_expiry": 60,
"ssl_expires_on": "15 Dec 2026",
"ssl_issuer_cn": "WE1",
"ssl_subject_cn": "openai.com",
"ssl_valid": true,
"ssl_valid_from": "16 Sep 2026"
},
"status": 200,
"tcp_connect_time_sec": 0.02,
"tcp_ok": true,
"title": "OpenAI | Research \u0026 Deployment",
"total_time_sec": 0.677,
"ttfb_sec": 0.6
}