Referenced Domain IPv4/IPv6 Web Statistics

Background and Methodology	IPv6 & DNSSEC SnapShots
USG IPv6 & DNSSEC Statistics	USG IPv4 Statistics
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 2026.08.22 -

gov.selectagents. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.responsibledisclosure.hhs  (https)  [v4R] 2/0.249065s	0.255222	5422	0.16	0.053615	0	0	n/a	graph
gov.cdc.www  (https)  [v4R] 1/0.040635s	0.066827	62373	7.21	0.073255	62373	6.52	90%	graph
gov.hhs.oig  (https)	0.106201	50123	3.61	0.004144	0	0	n/a	graph
gov.hhs.www  (https)	0.053630	365	0.05	0.051268	365	0.05	104%	graph
gov.nih.od.osp  (https)	0.069087	5483	0.61	0.084595	5508	0.50	83%	graph
gov.oversight.usdaoig  (https)  [v4R] 1/0.181999s  [v6R] 1/0.245290s	0.586334	72222	0.94	0.275283	0	0	n/a	graph
gov.selectagents.efsap  (https)  [v4R] 5/0.532901s	0.719371	87832	0.93	0.023689	0	0	n/a	graph
• gov.selectagents.www  (https)	0.082915	70499	6.56	0.146779	70499	3.68	56%	graph
IPv6 operational: 50% of linked subdomains (1/2), 50% of all linked domains (4/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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