11ty.dev
B
24 hours
100.00%
7 days
100.00%
30 days
100.00%
IPv4 / IPv6
1
0
SSL Certificate
71d
Security Headers
1/6
Status Badges
Click any snippet to copy. Use Markdown for GitHub READMEs, HTML for websites.
| Badge | Markdown | HTML |
|---|---|---|
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/status.svg" alt="Status"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/uptime.svg" alt="Uptime"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/response-time.svg" alt="Response Time"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/ssl.svg" alt="SSL"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/cwv.svg" alt="Performance"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/cwv.svg?category=accessibility" alt="Accessibility"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/cwv.svg?category=seo" alt="SEO"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/security-headers.svg" alt="Security Headers"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/uptime.svg?period=24h" alt="Uptime 24h"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/incidents.svg" alt="Incidents"></a> |
|
[](https://updown.website/site/11ty.dev/) |
<a href="https://updown.website/site/11ty.dev/"><img src="https://updown.website/badge/11ty.dev/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
7234 ms
Min / Max
3143
/
10721 ms
Recent Checks
16:11
09:28
| Time | Status | Code | Response | Agent | Error |
|---|---|---|---|---|---|
| 09:28:58 | UP | 200 | 9476 ms | prod-local | — |
| 07:07:37 | UP | 200 | 6262 ms | prod-local | — |
| 05:07:19 | UP | 200 | 7840 ms | prod-local | — |
| 02:25:11 | UP | 200 | 9839 ms | prod-local | — |
| 01:04:14 | UP | 200 | 10721 ms | prod-local | — |
| 22:10:37 | UP | 200 | 7034 ms | prod-local | — |
| 17:29:02 | UP | 200 | 3143 ms | prod-local | — |
| 16:11:41 | UP | 200 | 3555 ms | prod-local | — |
Incident History
No incidents recorded — all clear!
Service Checks (Banner Grab)
No service checks yet. The agent will banner-grab discovered open ports on the next deep cycle.
Security
SSL / TLS Certificate
71
days left
Valid
Apr 3, 2026
Jul 2, 2026
Issued → Expires
| Subject | commonName=11ty.dev |
|---|---|
| Issuer | countryName=US, organizationName=Let's Encrypt, commonName=R13 |
| Valid From | 2026-04-03 16:47 |
| Expires | 2026-07-02 16:47 |
| Serial Number | 0508B5602D8BABA07D4E26DAAE4AE1748717 |
| SHA-256 Fingerprint | ed:f5:23:be:dc:3e:c6:2d:50:da:22:1d:ac:9c:63:c3:e6:7a:a3:44:c5:a4:1b:f4:e3:ba:ba:9f:e3:8d:40:4f |
| Subject Alt Names | 11ty.dev |
| Last Checked | 2026-04-22 09:28:58 |
Latest HTTP Response Details
| Final URL | https://www.11ty.dev/ |
|---|---|
| Status Code | 200 |
| Response Time | 9476 ms |
| Content Size | 156 KB (156.2 KB) |
| Content Type | text/html; charset=utf-8 |
| Server | Vercel |
| TLS Version | TLSv1.3 |
|---|---|
| TLS Cipher | TLS_AES_128_GCM_SHA256 |
| Redirects | 1 |
|
|
| Checked | 2026-04-22 09:28:58 |
Security Headers
1/6
| Header | Status | Value |
|---|---|---|
Strict-Transport-Security |
Present | max-age=63072000 |
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
Details
v=spf1 include:spf.messagingengine.com ?all
DMARC
BIMI
MTA-STS
Partial
Overall
DNS & Network
DNS Intelligence (24h)
Avg Resolution
27.6 ms
Min / Max
10.5
/
46.8 ms
Record Types
5
Lookups (24h)
48
DNS Records
A
76.76.21.21
3600s
10.5ms
MX
| 10 | in1-smtp.messagingengine.com |
| 20 | in2-smtp.messagingengine.com |
3600s
13.5ms
NS
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
3600s
12.9ms
TXT
SPF
(1)
v=spf1 include:spf.messagingengine.com ?all
3600s
10.6ms
SOA
Primary NS
dns1.p03.nsone.net
Admin
domains+netlify@netlify.com
Serial: 1663971658
Refresh: 12h
Retry: 2h
Expire: 14d
Min TTL: 1h
3600s
40.1ms
Resolution Time (A/AAAA recent)
01:04
09:28
| Time | Type | Values | TTL | Resolution | Nameserver |
|---|---|---|---|---|---|
| 09:28:58 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 40.1 ms | 10.89.0.1 |
| 09:28:58 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 10.6 ms | 10.89.0.1 |
| 09:28:58 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 12.9 ms | 10.89.0.1 |
| 09:28:58 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 13.5 ms | 10.89.0.1 |
| 09:28:58 | AAAA | — | — | 37.5 ms | — |
| 09:28:58 | A |
76.76.21.21
|
3600s | 10.5 ms | 10.89.0.1 |
| 07:07:37 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 9.8 ms | 10.89.0.1 |
| 07:07:37 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 10.5 ms | 10.89.0.1 |
| 07:07:37 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 24.1 ms | 10.89.0.1 |
| 07:07:37 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 10.6 ms | 10.89.0.1 |
| 07:07:37 | AAAA | — | — | 34.3 ms | — |
| 07:07:37 | A |
76.76.21.21
|
3600s | 10.6 ms | 10.89.0.1 |
| 05:07:19 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 11.1 ms | 10.89.0.1 |
| 05:07:19 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 11.0 ms | 10.89.0.1 |
| 05:07:19 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 24.3 ms | 10.89.0.1 |
| 05:07:19 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 28.3 ms | 10.89.0.1 |
| 05:07:19 | AAAA | — | — | 25.5 ms | — |
| 05:07:19 | A |
76.76.21.21
|
3600s | 14.1 ms | 10.89.0.1 |
| 02:25:10 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 18.3 ms | 10.89.0.1 |
| 02:25:10 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 21.6 ms | 10.89.0.1 |
| 02:25:10 | NS |
dns3.p03.nsone.net
dns1.p03.nsone.net
dns2.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 21.3 ms | 10.89.0.1 |
| 02:25:10 | MX |
10 in1-smtp.messagingengine.com
20 in2-smtp.messagingengine.com
|
3600s | 28.4 ms | 10.89.0.1 |
| 02:25:10 | AAAA | — | — | 30.1 ms | — |
| 02:25:10 | A |
76.76.21.21
|
3600s | 28.6 ms | 10.89.0.1 |
| 01:04:13 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 11.5 ms | 10.89.0.1 |
| 01:04:13 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 32.1 ms | 10.89.0.1 |
| 01:04:13 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 33.6 ms | 10.89.0.1 |
| 01:04:13 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 25.7 ms | 10.89.0.1 |
| 01:04:13 | AAAA | — | — | 39.5 ms | — |
| 01:04:13 | A |
76.76.21.21
|
3600s | 40.6 ms | 10.89.0.1 |
| 22:10:36 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 11.6 ms | 10.89.0.1 |
| 22:10:36 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 11.8 ms | 10.89.0.1 |
| 22:10:36 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 11.9 ms | 10.89.0.1 |
| 22:10:36 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 25.1 ms | 10.89.0.1 |
| 22:10:36 | AAAA | — | — | 26.2 ms | — |
| 22:10:36 | A |
76.76.21.21
|
3600s | 26.4 ms | 10.89.0.1 |
| 17:29:02 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 10.0 ms | 10.89.0.1 |
| 17:29:02 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 26.0 ms | 10.89.0.1 |
| 17:29:02 | NS |
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 26.1 ms | 10.89.0.1 |
| 17:29:02 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 10.3 ms | 10.89.0.1 |
| 17:29:02 | AAAA | — | — | 11.6 ms | — |
| 17:29:02 | A |
76.76.21.21
|
3600s | 46.8 ms | 10.89.0.1 |
| 16:11:40 | SOA |
dns1.p03.nsone.net domains+netlify.netlify.com 1663971658 43200 7200 1209600 36…
|
3600s | 34.4 ms | 10.89.0.1 |
| 16:11:40 | TXT |
v=spf1 include:spf.messagingengine.com ?all
|
3600s | 26.7 ms | 10.89.0.1 |
| 16:11:40 | NS |
dns2.p03.nsone.net
dns1.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
|
3600s | 18.9 ms | 10.89.0.1 |
| 16:11:40 | MX |
20 in2-smtp.messagingengine.com
10 in1-smtp.messagingengine.com
|
3600s | 28.4 ms | 10.89.0.1 |
| 16:11:40 | AAAA | — | — | 28.1 ms | — |
| 16:11:40 | A |
76.76.21.21
|
3600s | 30.7 ms | 10.89.0.1 |
Open Ports
No open ports detected yet, or scan hasn't completed.
Active IP Addresses
| IP Address | Version | Reverse DNS | CIDR | Country | City | ASN | Reputation | First Seen | Last DNS | Hits | Misses | Uptime % | Avg Latency |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
76.76.21.21 |
IPv4 | — | — | US | Walnut | AS16509 Amazon.com, Inc. | — | 2026-04-19 17:42 | 2026-04-22 09:28 | 8 | 0 | 100.0% | 3.1 ms |
Technology
Technology Stack
14 detected
HTTP/2
HTTP/3 (QUIC)
14
Technologies
API
1
Public CORS API
CORS wildcard origin
CDN
1
jsDelivr CDN
CMS
2
DNS
1
NS record: dns1.p03.nsone.net
Email
1
SPF Record
TXT SPF: v=spf1 include:spf.messagingengine.com ?all
Email Capture
1
Buttondown
Framework
1
Remix identifier
Library
3
Payment
1
Open Collective
Platform
1
X-Vercel-Id header
Social
1
Open Graph meta tags
Technology Provider
1 tech · 1 sites
This domain provides technology used by other monitored sites.
Eleventy (11ty)
Discovery
Discovered Sub-domains
6
Link Scan
6
| Subdomain | Source | Status | Code | Response | IPs | Last Checked |
|---|---|---|---|---|---|---|
conf.11ty.dev |
Link Scan | UP | 200 | 344 ms | — | 2 days, 8 hours ago |
neighborhood.11ty.dev |
Link Scan | UP | 200 | 343 ms |
2001:41d0:302:1100::1dee
|
2 days, 8 hours ago |
v0.11ty.dev |
Link Scan | UP | 200 | 207 ms | — | 2 days, 8 hours ago |
v1.11ty.dev |
Link Scan | UP | 200 | 74 ms | — | 2 days, 8 hours ago |
v2.11ty.dev |
Link Scan | UP | 200 | 89 ms | — | 2 days, 8 hours ago |
www.11ty.dev |
Link Scan | UP | 200 | 68 ms | — | 2 days, 8 hours ago |