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 2021.09.15 -

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)	0.244	219889	6.87	0.204	220014	8.21	120%	graph
com.flickr.www  (https)	0.322	321413	7.61	0.663	321405	3.70	49%	graph
com.googletagmanager.www  (https)	0.133	1555	0.09	0.133	1555	0.09	100%	graph
com.instagram.www  (https)  [v4R] 1/0.158s  [v6R] 1/0.158s	0.204	20776	0.78	0.202	20776	0.78	101%	graph
com.twitter  (https)	0.601	76378	0.97	0.000	0	0	n/a	graph
com.youtube.www  (https)	0.346	618018	13.62	0.379	545144	10.96	80%	graph
gov.airnow.www  (https)	0.667	95999	1.10	0.645	95999	1.13	103%	graph
gov.data.www  (https)	0.250	36778	1.12	0.421	36778	0.67	59%	graph
gov.epa.cfpub  (https)	0.467	1894	0.03	0.507	1894	0.03	92%	graph
gov.epa.echo  (https)	0.864	52680	0.47	0.666	52680	0.60	130%	graph
gov.epa.espanol	0.000	0	0	0.000	0	0	n/a	graph
gov.epa.espanol  (https)	0.162	62935	2.96	0.175	62935	2.75	93%	graph
• gov.epa.www  (https)	0.280	70219	1.91	0.148	70219	3.62	189%	graph
gov.regulations.www  (https)	0.000	0	0	5.998	2826	0.00	n/a	graph
gov.usa.www  (https)	0.677	107284	1.21	0.463	107284	1.77	146%	graph
gov.vaccines  (https)  [v4R] 1/0.224s	0.259	36907	1.09	0.000	0	0	n/a	graph
gov.vaccines.www  (https)	0.149	36907	1.89	0.150	36907	1.88	99%	graph
gov.vacunas  (https)  [v4R] 1/0.257s	0.315	37979	0.92	0.012	0	0	n/a	graph
gov.whitehouse.www  (https)	0.237	138392	4.46	0.201	138409	5.25	118%	graph
IPv6 operational: 80% of linked subdomains (4/5), 79% of all linked domains (15/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov