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 2025.12.15 -

gov.fedcenter. | Environmental Protection Agency	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
gov.commerce.www  (https)	0.191155	91198	3.64	0.186959	91198	3.74	103%	graph
gov.dhs.www  [v4R] 1/0.063428s  [v6R] 1/1.099087s	0.116101	106778	7.02	1.169738	106801	0.70	10%	graph
gov.doi.www  (https)	0.095010	58100	4.67	0.092407	58100	4.82	103%	graph
gov.energy.www  [v4R] 1/0.037619s  [v6R] 1/0.014851s	0.084860	117037	10.63	0.068249	117037	13.13	124%	graph
gov.epa.www  (https)	0.061791	64211	8.03	0.718093	64211	0.68	8%	graph
• gov.fedcenter.www  (https)	1.041202	66655	0.49	0.213488	66655	2.39	489%	graph
gov.hhs.www	0.024562	365	0.12	0.057846	365	0.05	42%	graph
gov.va.www  [v4R] 1/0.150448s  [v6R] 1/0.205840s	0.803311	64594	0.61	0.965562	64594	0.51	83%	graph
mil.army.usace.cptrack  (https)	0.432551	11376	0.20	0.050036	0	0	n/a	graph
mil.army.usace.www	0.033054	376	0.09	0.032568	376	0.09	103%	graph
mil.dren.erdc.listbuilder  (https)  [v4R] 1/0.189159s	0.849337	6988	0.06	0.000	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 82% of all linked domains (9/11)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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