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.cms. | 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)	0.316682	426571	10.30	0.254927	426958	12.82	125%	graph
com.linkedin.www  (https)	0.219143	140465	4.89	0.154435	140466	6.96	142%	graph
com.twitter  (https)  [v4R] 1/0.052935s	0.168801	35221	1.60	0.003030	0	0	n/a	graph
com.youtube.www  (https)	0.222882	868954	29.86	0.243821	865562	27.18	91%	graph
gov.cms.agentbrokerfaq.www  (https)  [v4R] 1/0.136003s	0.419065	110931	2.02	0.006291	0	0	n/a	graph
gov.cms.assisters  (https)	0.174802	56533	2.48	0.271020	56545	1.59	64%	graph
gov.cms.developer  (https)	0.074651	69262	7.14	0.308573	69262	1.72	24%	graph
• gov.cms.www  (https)	0.054489	231829	32.75	0.068880	231829	26.01	79%	graph
gov.healthcare.data  (https)	0.063269	18530	2.24	0.147880	18544	0.96	43%	graph
gov.healthcare.localhelp  (https)  [v4R] 1/0.060629s  [v6R] 1/0.066144s	0.171101	2077	0.09	0.313940	2321	0.06	61%	graph
gov.healthcare.www  (https)	2.063210	425528	1.57	0.056024	425528	57.97	3684%	graph
gov.hhs.oig.www  (https)	0.219174	50135	1.75	0.103928	0	0	n/a	graph
gov.hhs.www	0.025658	365	0.11	0.022831	365	0.13	114%	graph
gov.hhs.www  (https)	0.028450	365	0.10	0.046149	365	0.06	61%	graph
gov.insurekidsnow.www  (https)	0.060131	49300	6.27	0.117296	49315	3.22	51%	graph
gov.medicaid.www  [v4R] 1/0.024554s  [v6R] 1/0.087238s	0.064703	154407	18.41	0.135269	153388	8.67	47%	graph
gov.medicaid.www  (https)	0.044271	153388	26.60	0.049729	153388	23.88	90%	graph
gov.medicare.www  (https)	0.050956	110737	16.90	0.199212	110737	4.25	25%	graph
gov.usa.www  (https)	0.027252	47217	13.34	0.019971	47217	18.96	142%	graph
IPv6 operational: 75% of linked subdomains (3/4), 84% of all linked domains (16/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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