longnow.org
LONG NOW — fostering long-term thinking
Last scanned Aug 6, 2026, 1:00 AM · 9 views
Overall score
Fair
Summary
The Long Now Foundation fosters long-term thinking. This website uses Google Analytics hosted on AWS behind Netlify CDN. SEO is fair (65/100) and accessibility is fair (60/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
The Long Now Foundation fosters long-term thinking. Our work encourages imagination at the timescale of civilization — the next and last 10,000 years — a timespan we call the long now.
- United States
- Hosted on AWS
Products & pricing
Product and pricing information published in this site's own structured data.
Become a member
$12/mo USD
Top issues to fix
9 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
+3 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
286 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
+2 overall since Jul 26, 2026
- Overall
- 75
- SEO
- 65
- Security
- 75
- Performance
- 100
- Accessibility
- 60
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- LONG NOW — fostering long-term thinking
- Description
- The Long Now Foundation fosters long-term thinking. Our work encourages imagination at the timescale of civilization — the next and last 10,000 years — a timespan we call the long now.
- Canonical
- https://longnow.org/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- longnow.org
- Valid from
- Jul 12, 2026
- Valid to
- Oct 10, 2026
- Days until expiry
- 65
- SAN domains
- eldersoftime.com, longnow.org, theinterval.org, www.eldersoftime.com, www.longnow.org, www.theinterval.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 1 · H3 1
Links
34 internal · 11 external · 0 broken
Images
7 total · 6 missing alt
Scripts / Styles
6 scripts · 2 stylesheets
JS / CSS size
20.5 KB · 164 KB
Page size
101 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- No H1 heading found
Scan details
- Requested URL
- https://longnow.org
- Final URL
- https://longnow.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 284 ms
- HTML size
- 101 KB
- Redirect chain
- https://longnow.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does longnow.org use?
- longnow.org is built with Astro, Google Analytics.
- Is longnow.org secure (HTTPS)?
- Yes. longnow.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 10, 2026.
- Who hosts longnow.org?
- longnow.org is hosted on AWS, behind Netlify CDN.
- What is longnow.org's SEO score?
- longnow.org scored 65/100 for SEO in the latest analysis (fair).
- What is longnow.org's overall website score?
- longnow.org has an overall SiteGraph score of 75/100, combining SEO, performance, security, and accessibility.
- What products does longnow.org offer?
- longnow.org offers Become a member.
- Has longnow.org's score changed over time?
- longnow.org's overall score has improved by 2 points (from 73 to 75) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card