Classifies uptime checks into operational, blocked, timeout, SSL, DNS, and other categories.
Response time
963ms
TTFB
191ms
Uptime (48h)
100.0%
Avg response
870ms
Monitor status
Up (200)
Time to First Byte
0.191s
How long it took the website to start responding.
Full Load Time
0.963s
Total transfer time for the checked endpoint.
Caching
private, no-cache, no-store, must-revalidate
Cache policy discovered in headers.
Security Headers
5/6 present
Recommended response security headers.
SSL/TLS
Valid — 7 days left
Certificate validity and expiry details.
SEO snapshot
Latest score and how it has changed over time. What does this score mean?
40
F
Trends
Performance and uptime over the last 48 hours. What is TTFB?
Performance
Response time over 1703 checks in the last 48 hours.
Average
870 ms
Fastest
161 ms
Slowest
4022 ms
P95
1437 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
Missing
Permissions-Policy
Present
SSL certificate
Status
Valid
Days until expiry7
IssuerDigiCert Global G2 TLS RSA SHA256 2020 CA1
Subject*.facebook.com
ProtocolHTTP/1.x
Network & connection
DNS lookup0 ms · OK
TCP connect19 ms · OK
Redirects2 hop(s) (301 > 302)
Final URLhttps://www.facebook.com/login/?next=https%3A%2F%2Fwww.facebook.com%2F
Compressiongzip
Cache-Controlprivate, no-cache, no-store, must-revalidate
Content & SEO
Page titleFacebook
HTML size374.1 KB
Canonicalhttps://en-gb.facebook.com/login
Robots metaNot set
Recent history
Last 10 results.
Time
State
HTTP
Response
TTFB
10th Jun 2026 at 3:08 pm
UP
200
963 ms
191 ms
10th Jun 2026 at 3:07 pm
UP
200
183 ms
151 ms
10th Jun 2026 at 3:06 pm
UP
200
865 ms
610 ms
10th Jun 2026 at 3:04 pm
UP
200
874 ms
178 ms
10th Jun 2026 at 3:02 pm
UP
200
670 ms
120 ms
10th Jun 2026 at 3:01 pm
UP
200
1064 ms
154 ms
10th Jun 2026 at 3:00 pm
UP
200
922 ms
200 ms
10th Jun 2026 at 2:54 pm
UP
200
812 ms
164 ms
10th Jun 2026 at 2:51 pm
UP
200
957 ms
354 ms
10th Jun 2026 at 2:50 pm
UP
200
795 ms
172 ms
Raw payload
{
"cache_control": "private, no-cache, no-store, must-revalidate",
"canonical": "https://en-gb.facebook.com/login",
"compression": "gzip",
"content_keyword_ok": null,
"dns_ok": true,
"dns_time_sec": 0.0,
"etag": null,
"final_url": "https://www.facebook.com/login/?next=https%3A%2F%2Fwww.facebook.com%2F",
"hsts_present": true,
"monitor_status": "UP",
"monitor_url": "https://facebook.com/",
"page_size_bytes": 383087,
"redirects": [
301,
302
],
"request_method": "HEAD",
"robots_meta": null,
"security_headers": {
"Content-Security-Policy": true,
"Permissions-Policy": true,
"Referrer-Policy": false,
"Strict-Transport-Security": true,
"X-Content-Type-Options": true,
"X-Frame-Options": true
},
"ssl": {
"alpn": null,
"ssl_days_until_expiry": 7,
"ssl_issuer_cn": "DigiCert Global G2 TLS RSA SHA256 2020 CA1",
"ssl_subject_cn": "*.facebook.com",
"ssl_valid": true
},
"status": 200,
"tcp_connect_time_sec": 0.019,
"tcp_ok": true,
"title": "Facebook",
"total_time_sec": 0.963,
"ttfb_sec": 0.191
}