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 2026.03.26 -

gov.fueleconomy. | Department of Energy	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
edu.ucdavis.its.gis  [v4R] 1/0.241671s	0.535653	1854	0.03	0.056619	0	0	n/a	graph
gov.energy.afdc.www  [v4R] 2/0.766504s	0.878076	31408	0.27	0.254306	0	0	n/a	graph
gov.energy.cleancities  (https)	0.122498	16438	1.03	0.002332	0	0	n/a	graph
gov.energy.eere.www  [v4R] 2/0.446868s	0.485530	0	0	0.006321	0	0	n/a	graph
gov.energy.eere.www  (https)  [v4R] 1/0.113837s	0.147263	0	0	0.002620	0	0	n/a	graph
gov.epa.www  [v4R] 1/0.232805s  [v6R] 1/0.014658s	0.294992	64982	1.69	0.072389	64982	6.89	408%	graph
gov.epa.www  (https)	0.044663	64982	11.27	0.049301	64982	10.12	90%	graph
• gov.fueleconomy.www  (https)	0.528157	40668	0.59	0.315709	40668	0.98	168%	graph
IPv6 operational: 100% of linked subdomains (1/1), 38% of all linked domains (3/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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