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 2026.03.03 -

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)	0.520345	466231	6.84	0.409580	465653	8.69	127%	graph
com.linkedin.www  (https)	0.239999	141194	4.51	0.356210	142288	3.05	68%	graph
com.twitter  (https)  [v4R] 1/0.063857s	0.434913	238682	4.20	0.004127	0	0	n/a	graph
com.youtube.www  (https)	0.221810	683820	23.61	0.198079	688335	26.52	112%	graph
gov.cms.agentbrokerfaq.www  (https)  [v4R] 1/0.328430s	0.618925	110828	1.37	0.006269	0	0	n/a	graph
gov.cms.assisters  (https)	0.228331	56288	1.88	0.416325	56308	1.03	55%	graph
gov.cms.developer  (https)	0.164498	69116	3.22	0.334203	69116	1.58	49%	graph
gov.cms.innovation  (https)  [v4R] 2/1.290183s  [v6R] 2/0.346800s	1.340767	221072	1.26	0.410222	221072	4.11	327%	graph
• gov.cms.www  (https)	0.274526	223243	6.22	0.104772	223243	16.38	263%	graph
gov.healthcare.data  (https)	0.469814	12323	0.20	0.096586	12344	0.98	489%	graph
gov.healthcare.localhelp  (https)  [v4R] 1/0.128689s  [v6R] 1/0.557635s	0.249110	2321	0.07	0.646845	2321	0.03	39%	graph
gov.healthcare.www  (https)	0.076997	440317	44.20	0.110278	440317	30.54	69%	graph
gov.hhs.oig.www  (https)  [v4R] 1/0.219172s	0.329012	52706	1.22	0.013769	0	0	n/a	graph
gov.hhs.www	0.058768	365	0.05	0.030430	365	0.09	193%	graph
gov.hhs.www  (https)	0.055962	363	0.05	0.471702	365	0.01	12%	graph
gov.insurekidsnow.www  (https)	0.113195	48358	3.26	0.177467	48382	2.09	64%	graph
gov.medicaid.www  [v4R] 1/0.035231s  [v6R] 1/0.058007s	0.157341	144384	7.02	0.145223	143364	7.54	108%	graph
gov.medicaid.www  (https)	0.091873	143364	12.02	0.303522	143364	3.61	30%	graph
gov.medicare.www  (https)	0.309284	93429	2.31	0.085898	93429	8.39	364%	graph
gov.usa.www  (https)	0.045823	47580	8.07	0.044557	47580	8.25	102%	graph
IPv6 operational: 80% of linked subdomains (4/5), 85% of all linked domains (17/20)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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