chartjs.org
B
24 hours
100.00%
7 days
100.00%
30 days
100.00%
IPv4 / IPv6
2
2
SSL Certificate
85d
Security Headers
0/6
Status Badges
Click any snippet to copy. Use Markdown for GitHub READMEs, HTML for websites.
| Badge | Markdown | HTML |
|---|---|---|
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/status.svg" alt="Status"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/uptime.svg" alt="Uptime"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/response-time.svg" alt="Response Time"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/ssl.svg" alt="SSL"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/cwv.svg" alt="Performance"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/cwv.svg?category=accessibility" alt="Accessibility"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/cwv.svg?category=seo" alt="SEO"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/security-headers.svg" alt="Security Headers"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/uptime.svg?period=24h" alt="Uptime 24h"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/incidents.svg" alt="Incidents"></a> |
|
[](https://updown.website/site/chartjs.org/) |
<a href="https://updown.website/site/chartjs.org/"><img src="https://updown.website/badge/chartjs.org/ipv46.svg" alt="IPv4/IPv6"></a> |
Site Health (24 h)
HTTP Response
DNS Lookup
Ping
Up
Down
Reports
Incident
Monitoring
Recent HTTP Checks (24 h)
Total Checks
8
Success Rate
100%
Avg Response
3203 ms
Min / Max
59
/
9151 ms
Recent Checks
16:38
10:01
| Time | Status | Code | Response | Agent | Error |
|---|---|---|---|---|---|
| 10:01:24 | UP | 200 | 9025 ms | prod-local | — |
| 08:39:40 | UP | 200 | 63 ms | prod-local | — |
| 05:23:32 | UP | 200 | 7083 ms | prod-local | — |
| 02:42:49 | UP | 200 | 87 ms | prod-local | — |
| 01:20:18 | UP | 200 | 9151 ms | prod-local | — |
| 22:52:04 | UP | 200 | 69 ms | prod-local | — |
| 17:48:14 | UP | 200 | 89 ms | prod-local | — |
| 16:38:37 | UP | 200 | 59 ms | prod-local | — |
Incident History
No incidents recorded — all clear!
Service Checks (Banner Grab)
9 up
0 down
| Status | Port | Service | Version | IP | Banner | Latency | Checked |
|---|---|---|---|---|---|---|---|
80 |
http | cloudflare | 2606:4700::6812:b7ed |
HTTP/1.1 301 Moved Permanently Date: Tue, 21 Apr 2026 17:57:18 GMT Connection… | 3.9 ms | 17 hours, 57 minutes ago | |
443 |
https | — | 2606:4700::6812:b7ed |
— | 503.8 ms | 17 hours, 57 minutes ago | |
2082 |
cpanel | — | 2606:4700::6812:b7ed |
— | 2004.8 ms | 17 hours, 57 minutes ago | |
2083 |
cpanel-ssl | — | 2606:4700::6812:b7ed |
— | 2004.6 ms | 17 hours, 57 minutes ago | |
2086 |
whm | — | 2606:4700::6812:b7ed |
— | 2004.5 ms | 17 hours, 57 minutes ago | |
2087 |
whm-ssl | — | 2606:4700::6812:b7ed |
— | 2005.5 ms | 17 hours, 57 minutes ago | |
8080 |
http | cloudflare | 2606:4700::6812:b7ed |
HTTP/1.1 301 Moved Permanently Date: Tue, 21 Apr 2026 17:57:20 GMT Connection… | 2.7 ms | 17 hours, 57 minutes ago | |
8443 |
https-alt | — | 2606:4700::6812:b7ed |
— | 503.1 ms | 17 hours, 57 minutes ago | |
8880 |
cddbp-alt | — | 2606:4700::6812:b7ed |
— | 2005.2 ms | 17 hours, 57 minutes ago |
Security
SSL / TLS Certificate
85
days left
Valid
Apr 18, 2026
Jul 17, 2026
Issued → Expires
| Subject | commonName=chartjs.org |
|---|---|
| Issuer | countryName=US, organizationName=Google Trust Services, commonName=WE1 |
| Valid From | 2026-04-18 10:01 |
| Expires | 2026-07-17 11:01 |
| Serial Number | 916E46E20008278D0E043643CA10F898 |
| SHA-256 Fingerprint | 03:7b:9f:79:0e:e9:17:4c:c1:1b:69:2f:ec:c3:79:78:8a:c6:66:94:a0:d8:ed:e9:df:3e:6b:21:34:a4:82:b2 |
| Subject Alt Names | chartjs.org *.chartjs.org |
| Last Checked | 2026-04-22 10:01:24 |
Latest HTTP Response Details
| Final URL | https://www.chartjs.org/ |
|---|---|
| Status Code | 200 |
| Response Time | 9025 ms |
| Content Size | 17 KB (17.0 KB) |
| Content Type | text/html; charset=utf-8 |
| Server | cloudflare |
| TLS Version | TLSv1.3 |
|---|---|
| TLS Cipher | TLS_AES_256_GCM_SHA384 |
| Redirects | 1 |
|
|
| Checked | 2026-04-22 10:01:24 |
Security Headers
0/6
| Header | Status | Value |
|---|---|---|
Strict-Transport-Security |
Missing | — |
Content-Security-Policy |
Missing | — |
X-Frame-Options |
Missing | — |
X-Content-Type-Options |
Missing | — |
Referrer-Policy |
Missing | — |
Permissions-Policy |
Missing | — |
Email Security Posture
MX Records
SPF
DMARC
BIMI
MTA-STS
Weak
Overall
DNS & Network
DNS Intelligence (24h)
Avg Resolution
16.4 ms
Min / Max
4.6
/
25.7 ms
Record Types
4
Lookups (24h)
32
DNS Records
A
104.18.183.237
104.18.184.237
300s
22.3ms
AAAA
2606:4700::6812:b7ed
2606:4700::6812:b8ed
300s
5.2ms
NS
anirban.ns.cloudflare.com
diva.ns.cloudflare.com
2280s
1.1ms
SOA
Primary NS
anirban.ns.cloudflare.com
Admin
dns@cloudflare.com
Serial: 2401995775
Refresh: 2h
Retry: 40m
Expire: 7d
Min TTL: 30m
1800s
22.6ms
DNS Propagation Consistent
| Resolver | IPs Returned | Response Time | Status |
|---|---|---|---|
| Quad9 |
104.18.183.237
104.18.184.237
|
4.15ms | |
104.18.183.237
104.18.184.237
|
16.63ms | ||
| AdGuard |
104.18.183.237
104.18.184.237
|
86.04ms | |
| OpenDNS |
104.18.183.237
104.18.184.237
|
33.59ms | |
| Cloudflare |
104.18.183.237
104.18.184.237
|
21.78ms |
WHOIS / Domain Registration
Registrar
Cloudflare, Inc.
Created
2013-02-16
Updated
2026-01-22
Expires
2027-02-16
Name Servers (WHOIS)
anirban.ns.cloudflare.com
diva.ns.cloudflare.com
Domain Status
clientTransferProhibited
DNSSEC
Enabled
WHOIS Last Checked
2026-04-21 11:22
Resolution Time (A/AAAA recent)
01:20
10:01
| Time | Type | Values | TTL | Resolution | Nameserver |
|---|---|---|---|---|---|
| 10:01:24 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 22.6 ms | 10.89.0.1 |
| 10:01:24 | NS |
anirban.ns.cloudflare.com
diva.ns.cloudflare.com
|
2280s | 1.1 ms | 10.89.0.1 |
| 10:01:24 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 5.2 ms | 10.89.0.1 |
| 10:01:24 | A |
104.18.183.237
104.18.184.237
|
300s | 22.3 ms | 10.89.0.1 |
| 08:39:40 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 29.4 ms | 10.89.0.1 |
| 08:39:40 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 6.0 ms | 10.89.0.1 |
| 08:39:40 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 4.6 ms | 10.89.0.1 |
| 08:39:40 | A |
104.18.183.237
104.18.184.237
|
300s | 22.3 ms | 10.89.0.1 |
| 05:23:32 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 4.8 ms | 10.89.0.1 |
| 05:23:32 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 5.1 ms | 10.89.0.1 |
| 05:23:32 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 22.0 ms | 10.89.0.1 |
| 05:23:32 | A |
104.18.183.237
104.18.184.237
|
300s | 24.6 ms | 10.89.0.1 |
| 02:42:49 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 4.5 ms | 10.89.0.1 |
| 02:42:49 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 5.1 ms | 10.89.0.1 |
| 02:42:49 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 4.8 ms | 10.89.0.1 |
| 02:42:49 | A |
104.18.183.237
104.18.184.237
|
300s | 21.5 ms | 10.89.0.1 |
| 01:20:17 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 23.4 ms | 10.89.0.1 |
| 01:20:17 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 6.1 ms | 10.89.0.1 |
| 01:20:17 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 21.5 ms | 10.89.0.1 |
| 01:20:17 | A |
104.18.183.237
104.18.184.237
|
300s | 5.8 ms | 10.89.0.1 |
| 22:52:04 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 5.4 ms | 10.89.0.1 |
| 22:52:04 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 5.1 ms | 10.89.0.1 |
| 22:52:04 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 6.6 ms | 10.89.0.1 |
| 22:52:04 | A |
104.18.183.237
104.18.184.237
|
300s | 7.2 ms | 10.89.0.1 |
| 17:48:13 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 24.9 ms | 10.89.0.1 |
| 17:48:13 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
3023s | 1.0 ms | 10.89.0.1 |
| 17:48:13 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 23.5 ms | 10.89.0.1 |
| 17:48:13 | A |
104.18.183.237
104.18.184.237
|
300s | 22.2 ms | 10.89.0.1 |
| 16:38:36 | SOA |
anirban.ns.cloudflare.com dns.cloudflare.com 2401995775 10000 2400 604800 1800
|
1800s | 7.1 ms | 10.89.0.1 |
| 16:38:36 | NS |
diva.ns.cloudflare.com
anirban.ns.cloudflare.com
|
86400s | 5.0 ms | 10.89.0.1 |
| 16:38:36 | AAAA |
2606:4700::6812:b7ed
2606:4700::6812:b8ed
|
300s | 25.7 ms | 10.89.0.1 |
| 16:38:36 | A |
104.18.183.237
104.18.184.237
|
300s | 22.8 ms | 10.89.0.1 |
Open Ports
27
Open Ports
27
IPs Scanned
27
| Port | Protocol | Service | IP Address | Status | Latency | Banner |
|---|---|---|---|---|---|---|
80 |
TCP | http | 104.18.183.237 |
Open | 4.5 ms | — |
80 |
TCP | http | 2606:4700::6812:b7ed |
Open | 7.8 ms | — |
80 |
TCP | http | 2606:4700::6812:b8ed |
Open | 8.8 ms | — |
443 |
TCP | https | 104.18.183.237 |
Open | 2.3 ms | — |
443 |
TCP | https | 2606:4700::6812:b7ed |
Open | 3.2 ms | — |
443 |
TCP | https | 2606:4700::6812:b8ed |
Open | 2.5 ms | — |
2082 |
TCP | cpanel | 104.18.183.237 |
Open | 46.1 ms | — |
2082 |
TCP | cpanel | 2606:4700::6812:b8ed |
Open | 9.4 ms | — |
2082 |
TCP | cpanel | 2606:4700::6812:b7ed |
Open | 1.8 ms | — |
2083 |
TCP | cpanel-ssl | 2606:4700::6812:b7ed |
Open | 13.1 ms | — |
2083 |
TCP | cpanel-ssl | 104.18.183.237 |
Open | 7.3 ms | — |
2083 |
TCP | cpanel-ssl | 2606:4700::6812:b8ed |
Open | 2.1 ms | — |
2086 |
TCP | whm | 104.18.183.237 |
Open | 8.6 ms | — |
2086 |
TCP | whm | 2606:4700::6812:b8ed |
Open | 3.1 ms | — |
2086 |
TCP | whm | 2606:4700::6812:b7ed |
Open | 4.7 ms | — |
2087 |
TCP | whm-ssl | 104.18.183.237 |
Open | 2.2 ms | — |
2087 |
TCP | whm-ssl | 2606:4700::6812:b7ed |
Open | 9.7 ms | — |
2087 |
TCP | whm-ssl | 2606:4700::6812:b8ed |
Open | 2.6 ms | — |
8080 |
TCP | http-alt | 104.18.183.237 |
Open | 6.1 ms | — |
8080 |
TCP | http-alt | 2606:4700::6812:b7ed |
Open | 8.3 ms | — |
8080 |
TCP | http-alt | 2606:4700::6812:b8ed |
Open | 2.4 ms | — |
8443 |
TCP | https-alt | 104.18.183.237 |
Open | 8.1 ms | — |
8443 |
TCP | https-alt | 2606:4700::6812:b7ed |
Open | 9.9 ms | — |
8443 |
TCP | https-alt | 2606:4700::6812:b8ed |
Open | 2.6 ms | — |
8880 |
TCP | cddbp-alt | 2606:4700::6812:b8ed |
Open | 3.2 ms | — |
8880 |
TCP | cddbp-alt | 2606:4700::6812:b7ed |
Open | 3.6 ms | — |
8880 |
TCP | cddbp-alt | 104.18.183.237 |
Open | 4.2 ms | — |
Active IP Addresses
| IP Address | Version | Reverse DNS | CIDR | Country | City | ASN | Reputation | First Seen | Last DNS | Hits | Misses | Uptime % | Avg Latency |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2606:4700::6812:b7ed |
IPv6 | — |
2606:4700::/48
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 19:09 | 2026-04-22 10:01 | 8 | 0 | 100.0% | 4.6 ms |
2606:4700::6812:b8ed |
IPv6 | — |
2606:4700::/48
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 19:09 | 2026-04-22 10:01 | 8 | 0 | 100.0% | 4.8 ms |
104.18.183.237 |
IPv4 | — |
104.18.183.0/24
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 19:09 | 2026-04-22 10:01 | 8 | 0 | 100.0% | 4.0 ms |
104.18.184.237 |
IPv4 | — |
104.18.184.0/24
|
— | — | AS13335 Cloudflare, Inc. | Clean | 2026-04-19 19:09 | 2026-04-22 10:01 | 8 | 0 | 100.0% | 4.3 ms |
Technology
Technology Stack
12 detected
HTTP/2
HTTP/3 (QUIC)
12
Technologies
API
1
Public CORS API
CORS wildcard origin
Analytics
1
Analytics script
CDN
2
Cache
2
DNS
1
NS record: anirban.ns.cloudflare.com
Library
1
Chart.js
Platform
1
X-GitHub-Request-Id header
Protocol
1
HTTP/3 (QUIC)
Alt-Svc h3 advertised
Service
1
Adobe Fonts
Social
1
Open Graph meta tags
Technology Provider
1 tech · 1 sites
This domain provides technology used by other monitored sites.
Chart.js
Discovery
Crawl Configuration
robots.txt
No sitemap
robots.txt 1 disallow · 2 allow · 1 agent
| User-Agent | Directive | Path / Value |
|---|---|---|
*
|
Allow |
/
|
*
|
Allow |
/docs/latest/
|
*
|
Disallow |
/docs/*/
|
# This robots.txt file discourages search engines from indexing # all versions of documentation pages except for the "latest". # See https://github.com/chartjs/Chart.js/issues/9519 for details User-agent: * Allow: / Allow: /docs/latest/ Disallow: /docs/*/
Sitemap
No sitemap discovered.
Checked /robots.txt, /sitemap.xml, and /sitemap_index.xml
Discovered Sub-domains
1
Wordlist Brute-force
1
| Subdomain | Source | Status | Code | Response | IPs | Last Checked |
|---|---|---|---|---|---|---|
www.chartjs.org |
Wordlist Brute-force | UP | 200 | 56 ms |
2606:4700::6812:b7ed,
2606:4700::6812:b8ed
|
2 days, 13 hours ago |