cdc.gov

contentLow RiskRecommendedeng · United States

AI Score

cdc.gov is the official domain of the United States' national public health institute, the Centers for Disease Control and Prevention. With 41 years of domain history and a #342 global traffic ranking, it is a world-class trusted source for public health information, outbreak monitoring, disease prevention guidance, and scientific public health research for audiences across the globe.

public healthgovernmenthealth informationdisease preventionmedical authority

Overall score

Confidence 95%

SEO score

good

AI content prob.

Higher = more AI

Domain age

41 years

mature · Est. 1985

Risk & compliance

Verdict: Recommended

cdc.gov is the official, trusted website of the U.S. Centers for Disease Control and Prevention, a world-class public health authority with an established 41-year history, extremely high traffic, and a proven safe reputation, making it fully recommended for all users seeking reliable health information.

Risk level

low

As an official government public health website with HTTPS enabled, low ad density, and a decades-long track record of safe, legitimate service to the public, it poses very little risk to visitors.

Trust level

high

This is the official website of the U.S. federal government's national public health agency, with 41 years of established operation, a globally recognized reputation for trusted health information, and ranks among the top 500 most visited websites in the world.

Malware risk

None detected

Ad intrusiveness

low

Risk types

Content & positioning

AI content prob.

Almost all content on cdc.gov is written and peer-reviewed by expert public health and medical professionals, with specific, context-rich guidance, natural language variation, and original research that does not match the patterns of generic AI-generated content.

Content quality

high

Main topics

public healthdisease preventionoutbreak monitoringhealth safetymedical research

Positioning

Official, world-leading authority on public health, providing evidence-based, expert-reviewed health information and guidance to protect public health globally.

Update frequency

high

Tech & experience

Tech stack

ASP.NET

HTTPS

Enabled

Mobile friendly

good

UX rating

good

Page structure

clear

SEO & traffic

SEO score

Traffic potential

high

Keyword strategy

structured

Keyword optimization

Current focus

public health guidancedisease preventionoutbreak updateshealth safetyinfectious diseases

Missing opportunities

optimize meta descriptions for all core pagesadd unique H1 tags to key landing pagestarget long-tail consumer health questions

Quick wins Fast results

add a descriptive H1 tag to the homepagewrite a relevant meta description for the homepagestrengthen internal linking between related topics

The site has massive inherent domain authority and organic traffic, but it is missing basic on-page SEO elements that would improve search ranking clarity and click-through rates for its high-value health content.

Keyword analysis is based on page content inference, not actual search ranking data. For reference only.

Business model

Strengths & weaknesses

Advantages

+Extremely high global traffic, ranked #342 worldwide as a top 1% website

+41 years of domain history and unrivaled public trust as a public health authority

+HTTPS enabled and mobile-friendly design for all users

+Low ad intrusiveness with no disruptive advertising

+High-quality, expert-reviewed health content from a leading government agency

Disadvantages

−Missing meta description and meta keyword metadata on the homepage

−No H1 tag detected on the site's homepage, hurting on-page SEO structure

−Legacy ASP.NET tech stack that can be updated for better performance and security

−Basic on-page SEO elements are missing from core pages, limiting search visibility

Overall assessment

Overall score

88/ 100

This is a world-class website with extremely high global traffic, unmatched public trust, 41 years of established authority, and strong technical foundations, with only minor missing on-page SEO elements that prevent a perfect score, aligning with its top 0.1% global ranking.

Growth potential

medium

Recommendations

1Add a clear, descriptive H1 tag to the homepage to fix on-page SEO structure

2Write a unique, keyword-relevant meta description for the homepage to improve search click-through rates

3Update the legacy ASP.NET tech stack to improve site performance and modern security

4Add required meta data to all core content pages to improve search engine indexing

5Strengthen internal linking between new and emerging health topics to improve their visibility

Server & security

Response time

64 ms

IP address

23.216.147.201Seattle, US

CDN

none detected

SSL expires

May 19, 2026

Security headers

CSPnot set

HSTSmax-age=31536000 ; includeSubD…

X-Framenot set

X-Content-Typenot set

DNS records

23.216.147.20123.216.147.196

30 alt2.us.etp.fireeyegov.com10 primary.us.etp.fireeyegov.com20 alt1.us.etp.fireeyegov.com

a2-64.akam.neta8-67.akam.neta9-64.akam.net

TXT

google-site-verification=GkbnFA_aF3RXaZOC3deEsrGqs0fmTXyys2hbIn1nVcMopenai-domain-verification=dv-hbgCCuVm9CpZSVXjvFPfivD5atlassian-sending-domain-verification=f2ef9649-6a78-47f6-9990-44a295ae5b5a

Tech data updated 7d ago