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SGSiteGraph

oneblood.org

Blood Donation Saves Lives | OneBlood

Last scanned Aug 24, 2026, 1:21 PM · 1 view

90

Overall score

Excellent

Summary

Blood donation near you at a donor center or on the Big Red Bus. This website uses React. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.

Blood donation near you at a donor center or on the Big Red Bus. Give blood or platelets today to help save lives tomorrow.

Top issues to fix

7 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

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

  • TLS certificate expires in 28 days

    Security

    Renew soon or enable auto-renewal to avoid a browser-warning outage.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • No structured data (JSON-LD) found

    SEO

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

  • 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.

+1 more issue — details in the sections below.

75

SEO

4 issue(s) found

100

Performance

770 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Blood donation near you at a donor center or on the Big Red Bus. Give blood or platelets today to help save lives tomorrow.

Contact

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

Meta tags

Title
Blood Donation Saves Lives | OneBlood
Description
Blood donation near you at a donor center or on the Big Red Bus. Give blood or platelets today to help save lives tomorrow.
Canonical
https://www.oneblood.org/
Language
en
Charset
UTF-8
Viewport
width=device-width, initial-scale=1, maximum-scale=1, shrink-to-fit=no
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.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
GoDaddy.com, Inc.
Subject
*.oneblood.org
Valid from
Aug 21, 2025
Valid to
Sep 22, 2026
Days until expiry
28
SAN domains
*.oneblood.org, oneblood.org

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 23 · H2 5 · H3 1

Links

54 internal · 22 external · 3 broken

Images

74 total · 11 missing alt

Scripts / Styles

51 scripts · 8 stylesheets

JS / CSS size

6.7 KB · 4.7 KB

Page size

138 KB

Robots.txt & Sitemap

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

SEO issues

  • Multiple H1 headings found
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://oneblood.org
Final URL
https://www.oneblood.org/
HTTP status
200
HTTP version
HTTP/2
Response time
768 ms
HTML size
138 KB
Redirect chain
https://oneblood.org → https://www.oneblood.org/

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Frequently asked questions

What technology does oneblood.org use?
oneblood.org is built with React, jQuery.
Is oneblood.org secure (HTTPS)?
Yes. oneblood.org uses TLS 1.3 with a certificate issued by GoDaddy.com, Inc., valid until Sep 22, 2026.
Who hosts oneblood.org?
Hosting provider information for oneblood.org is not available yet.
What is oneblood.org's SEO score?
oneblood.org scored 75/100 for SEO in the latest analysis (fair).
What is oneblood.org's overall website score?
oneblood.org has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.