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ntsb.gov

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Last scanned Aug 2, 2026, 4:00 AM · 7 views

90

Overall score

Excellent

Summary

This website uses Cloudflare Analytics behind Cloudflare CDN. SEO is fair (65/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing meta description.

Top issues to fix

6 issues found · 1 high priority

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

65

SEO

5 issue(s) found

100

Performance

125 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-1 overall since Jul 26, 2026

Overall
90
SEO
65
Security
100
Performance
100
Accessibility
100

Organization

Company details published in this site's own structured data.

FacebookInstagramYouTubeLinkedInX (Twitter)X (Twitter)

Meta tags

Title
Home
Description
Canonical
https://www.ntsb.gov:443/Pages/home.aspx
Language
en-US
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
—
og:description
—
og:type
—
og:url
—

Twitter Card

twitter:card
—
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

jQueryCloudflare Analytics

Hosting & CDN

Hosting provider
—
CDN provider
Cloudflare
IP address
—
ASN
—

DNS records

TypeValue
A—
AAAA—
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Google Trust Services
Subject
ntsb.gov
Valid from
Jun 6, 2026
Valid to
Sep 4, 2026
Days until expiry
33
SAN domains
ntsb.gov, *.ntsb.gov

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyMissing

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 1 · H3 3

Links

48 internal · 12 external · 20 broken

Images

9 total · 1 missing alt

Scripts / Styles

48 scripts · 3 stylesheets

JS / CSS size

17.7 KB · 944 B

Page size

64.1 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing meta description
  • No structured data (JSON-LD) found
  • Missing OpenGraph tags
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://ntsb.gov
Final URL
https://www.ntsb.gov/Pages/home.aspx
HTTP status
200
HTTP version
HTTP/2
Response time
124 ms
HTML size
64.1 KB
Redirect chain
https://ntsb.gov → https://www.ntsb.gov/ → https://www.ntsb.gov/Pages/home.aspx

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Frequently asked questions

What technology does ntsb.gov use?
ntsb.gov is built with jQuery, Cloudflare Analytics.
Is ntsb.gov secure (HTTPS)?
Yes. ntsb.gov uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 4, 2026.
Who hosts ntsb.gov?
Hosting provider information for ntsb.gov is not available yet.
What is ntsb.gov's SEO score?
ntsb.gov scored 65/100 for SEO in the latest analysis (fair).
What is ntsb.gov's overall website score?
ntsb.gov has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
Has ntsb.gov's score changed over time?
ntsb.gov's overall score has declined by 1 point (from 91 to 90) since Jul 26, 2026.