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 2026.03.06 -

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] 2/0.187145s	0.202682	6521	0.25	0.004126	0	0	n/a	graph
gov.cdc.www  (https)	0.100888	60297	4.60	0.090000	60297	5.11	111%	graph
gov.cdc.wwwn  (https)	0.051391	0	0	0.106081	0	0	n/a	graph
gov.hhs.oig  (https)	0.197999	52645	2.04	0.003034	0	0	n/a	graph
gov.hhs.www  (https)	0.057883	363	0.05	0.048118	365	0.06	119%	graph
gov.nih.od.osp  (https)	0.476564	56706	0.91	0.502942	56706	0.86	95%	graph
gov.oversight.usdaoig  (https)	0.574794	66436	0.88	0.549385	66436	0.92	105%	graph
gov.selectagents.efsap  (https)  [v4R] 4/1.471547s	1.926179	87130	0.35	0.008454	0	0	n/a	graph
• gov.selectagents.www  (https)	0.436646	70609	1.24	0.134045	70609	4.02	325%	graph
IPv6 operational: 50% of linked subdomains (1/2), 56% of all linked domains (5/9)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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