gov.cdc.

Referenced Domain IPv4/IPv6 Web Statistics


Background and Methodology IPv6 & DNSSEC SnapShots
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Industry IPv6 & DNSSEC Statistics Industry IPv4 Statistics
University IPv6 & DNSSEC Statistics University IPv4 Statistics
CFO Act Agency Summary Statistics USG IPv6 Enabled WWW Sites








- Referenced Domain Web Statistics for 2025.09.17 -

gov.cdc. | Department of Health and Human Services v4[s] v4[B] v4[Mbps] v6[s] v6[B] v6[Mbps] 6/4[Mbps] v4|v6
com.facebook.www  (https)  [v4R] 1/0.105135s  [v6R] 1/0.126015s
0.291951779992.040.306039781331.9595%graph
com.instagram.www  (https)
0.31824162808215.070.32804862315214.4996%graph
com.linkedin.www  (https)
0.1289661389718.280.1542381388946.8883%graph
com.pinterest.www  (https)
0.26747556830316.240.00335800n/agraph
com.snapchat.www  (https)
0.0343976873415.420.00118700n/agraph
com.twitter  (https)  [v4R] 1/0.083825s
0.1995152210018.470.00339200n/agraph
com.youtube.www  (https)
0.20942965874024.050.21985866433323.1496%graph
gov.cdc.archive  (https)
0.0462267500.120.0509387500.1192%graph
gov.cdc.jobs  (https)
0.0454758468914.360.087450846897.4352%graph
gov.cdc.stacks  (https)  [v4R] 1/0.091623s  [v6R] 1/0.144631s
0.1198411460.010.2154691460.0155%graph
• gov.cdc.www  (https)
0.0312355951914.650.0281375951916.22111%graph
gov.cdc.wwwnc  (https)  [v4R] 1/0.078072s  [v6R] 1/0.164896s
0.107467595194.240.200678595192.2754%graph
gov.hhs  (https)  [v4R] 1/0.021392s
0.0474833650.060.00758200n/agraph
gov.hhs.oig  (https)
0.051607357965.350.01569900n/agraph
gov.hhs.www  (https)
0.1244433650.020.0343203630.08363%graph
gov.usa  (https)  [v4R] 1/0.025382s  [v6R] 1/0.030932s
0.043175480438.520.056784480436.5577%graph
IPv6 operational: 100% of linked subdomains (5/5), 69% of all linked domains (11/16)v4[s]v4[B]v4[Mbps]v6[s]v6[B]v6[Mbps]6/4[Mbps]v4|v6

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