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 2026.07.21 -

gov.section508. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.github  (https)	1.468231	578275	3.01	0.002493	0	0	n/a	graph
gov.access-board.www  (https)	0.224511	36031	1.23	0.043136	36031	6.39	521%	graph
gov.digital.designsystem  (https)	0.601014	44105	0.56	0.051678	44105	6.60	1178%	graph
gov.gsa.www  (https)	0.290080	188512	4.96	0.062181	188512	23.20	468%	graph
gov.gsaig.www  (https)	0.144742	65501	3.47	0.087486	65501	5.74	166%	graph
gov.plainlanguage.www  (https)  [v4R] 1/0.044539s  [v6R] 1/0.031103s	0.390157	25341	0.50	0.078563	25341	2.48	500%	graph
gov.section508.acreditor  (https)	0.141589	14922	0.81	0.067767	14922	1.70	210%	graph
• gov.section508.www  (https)	0.153339	34347	1.71	0.099668	34347	2.65	155%	graph
gov.ssa.www  (https)	0.126069	363	0.02	0.048439	365	0.06	264%	graph
gov.usa.www  (https)	0.378856	47199	0.95	0.035019	47199	10.29	1080%	graph
IPv6 operational: 100% of linked subdomains (2/2), 90% of all linked domains (9/10)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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