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 2026.07.22 -

gov.epa. | Environmental Protection Agency	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	0.858609	422764	3.76	1.657086	423426	1.95	52%	graph
com.googletagmanager.www  (https)	0.059710	1561	0.20	0.083934	1561	0.14	71%	graph
com.instagram.www  (https)	0.434272	395467	6.95	0.635384	395550	4.75	68%	graph
com.x  (https)	0.237014	37058	1.19	0.003036	0	0	n/a	graph
com.youtube.www  (https)	0.219013	837916	29.19	0.545948	838062	11.73	40%	graph
gov.epa.echo  (https)	0.102775	70939	5.31	0.204170	70939	2.65	50%	graph
gov.epa.espanol  (https)	0.063263	54402	6.59	0.057325	54402	7.28	111%	graph
• gov.epa.www  (https)	0.092369	64547	5.35	0.075259	64547	6.57	123%	graph
gov.regulations.www  (https)	0.041999	919	0.17	0.050457	919	0.14	82%	graph
gov.usa.www  (https)	0.047094	47199	7.66	0.041412	47199	8.78	115%	graph
gov.whitehouse.www  (https)	0.079063	296378	28.62	0.099140	296378	22.84	80%	graph
IPv6 operational: 100% of linked subdomains (3/3), 91% of all linked domains (10/11)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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