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SGSiteGraph

nationalmap.gov

ERROR: The request could not be satisfied

Last scanned Aug 3, 2026, 2:00 PM · 7 views

83

Overall score

Great

Summary

This website is hosted on AWS. SEO is fair (60/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.

United States
Hosted on AWS

Top issues to fix

9 issues found · 3 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing meta description

    SEO

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

  • Missing viewport meta tag

    Accessibility

    Add <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • 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.

+3 more issues — details in the sections below.

60

SEO

6 issue(s) found

100

Performance

275 ms

90

Security

HTTPS & header checks

85

Accessibility

2 issue(s) found

Score history

+9 overall since Jul 26, 2026

Overall
83
SEO
60
Security
90
Performance
100
Accessibility
85

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
ERROR: The request could not be satisfied
Description
Canonical
Language
Charset
iso-8859-1
Viewport
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.

No technologies detected.

Hosting & CDN

Hosting provider
AWS
CDN provider
CloudFront
IP address
108.159.61.119
ASN
AS16509 (AMAZON-02 - Amazon.com, Inc., US)

DNS records

TypeValue
A
  • 108.159.61.119
  • 108.159.61.2
  • 108.159.61.30
  • 108.159.61.121
AAAA
  • 2600:9000:237c:1c00:1b:8180:81c0:93a1
  • 2600:9000:237c:9800:1b:8180:81c0:93a1
  • 2600:9000:237c:5600:1b:8180:81c0:93a1
  • 2600:9000:237c:5c00:1b:8180:81c0:93a1
  • 2600:9000:237c:4000:1b:8180:81c0:93a1
  • 2600:9000:237c:d200:1b:8180:81c0:93a1
  • 2600:9000:237c:6e00:1b:8180:81c0:93a1
  • 2600:9000:237c:5000:1b:8180:81c0:93a1
MX
TXT
NS
  • ns-1371.awsdns-43.org
  • ns-483.awsdns-60.com
  • ns-1567.awsdns-03.co.uk
  • ns-776.awsdns-33.net
CAA
CNAME
  • www.cloud.usgs.gov
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
DigiCert Inc
Subject
*.usgs.gov
Valid from
Aug 15, 2025
Valid to
Sep 10, 2026
Days until expiry
38
SAN domains
*.usgs.gov, usgs.gov, www.usgs.gov

Security headers

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

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 1 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

0 scripts · 0 stylesheets

JS / CSS size

0 B · 0 B

Page size

1.9 KB

Robots.txt & Sitemap

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

SEO issues

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

Accessibility issues

  • Missing <html lang> attribute
  • Missing viewport meta tag

Careers

View careers page

This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.

Scan details

Requested URL
https://nationalmap.gov
Final URL
https://www.usgs.gov/programs/national-geospatial-program/national-map
HTTP status
202
HTTP version
HTTP/1.1
Response time
275 ms
HTML size
1.9 KB
Redirect chain
https://nationalmap.gov → https://www.usgs.gov/programs/national-geospatial-program/national-map

See something wrong on this report? Request a correction

Frequently asked questions

What technology does nationalmap.gov use?
We did not detect any specific technologies for nationalmap.gov in the latest scan.
Is nationalmap.gov secure (HTTPS)?
Yes. nationalmap.gov uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Sep 10, 2026.
Who hosts nationalmap.gov?
nationalmap.gov is hosted on AWS, behind CloudFront CDN.
What is nationalmap.gov's SEO score?
nationalmap.gov scored 60/100 for SEO in the latest analysis (fair).
What is nationalmap.gov's overall website score?
nationalmap.gov has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
Has nationalmap.gov's score changed over time?
nationalmap.gov's overall score has improved by 9 points (from 74 to 83) since Jul 26, 2026.
Is nationalmap.gov hiring?
nationalmap.gov has a careers page; check it directly for current openings.