cdc.gov

All clear

None of the 15 URLs we have a verdict for under cdc.gov are blocked in mainland China. The site itself, https://cdc.gov, loads normally. 377 tests have been run under this domain since 2012-05-01, the most recent on 2026-07-27.

16URLs tested

15accessible

377tests all-time

2012first tested

4 d agolast tested

The site itself

http://cdc.govNot blocked https://cdc.govNot blocked http://www.cdc.govas of 2026Not blocked https://www.cdc.govas of 2026Not blocked

Pages and subdomains (12)

http://emergency.cdc.govas of 2026Not blocked https://covid.cdc.gov/covid-data-trackeras of 2026Not blocked http://emergency.cdc.gov/disasters/wildfiresNot blocked https://www.cdc.gov/coronavirus/2019-nCoV/index.htmlas of 2026Not blocked https://www.cdc.gov/healthreport/publications/compendium.pdfas of 2026Not blocked ftp://ftp.cdc.gov/pub/Health_Statistics/NCHS/Publications/ICD-9Not enough data https://www.cdc.gov/hiv/pdf/risk/cdc-hiv-oral-sex-fact-sheet.pdfas of 2026Not blocked https://chinese.cdc.gov/coronavirus/2019-ncov/vaccines/booster-shot.htmlNot blocked https://espanol.cdc.gov/coronavirus/2019-ncov/daily-life-coping/returning-to-work.htmlas of 2026Not blocked https://chinese.cdc.gov/coronavirus/2019-ncov/daily-life-coping/food-and-COVID-19.htmlas of 2026Not blocked https://www.cdc.gov/coronavirus/2019-ncov/symptoms-testing/coronavirus-self-checker.htmlNot blocked https://www.cdc.gov/healthyweight/spanish/assessing/bmi/adult_bmi/metric_bmi_calculator/bmi_calculator.htmlas of 2026Not blocked

About cdc.gov and the Great Firewall

Is cdc.gov blocked in mainland China?

Elsewhere on the site

cdc.gov is ranked #337 among the world's most-visited domains (Tranco).

Sites of similar popularity:zendesk.com bilibili.com issuu.com opendns.com

Most-blocked .gov domains Every tested URL under cdc.gov

Each URL's status is its verdict over the last 90 days, the same one its own page headlines.