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 2021.05.10 -

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)	0.222	194968	6.69	0.209	195296	7.13	107%	graph
com.flickr.www  (https)	0.253	319958	9.64	0.718	319960	3.40	35%	graph
com.googletagmanager.www  (https)	0.154	1555	0.08	0.142	1555	0.08	109%	graph
com.instagram.www  (https)  [v4R] 1/0.156s  [v6R] 1/0.194s	0.209	20776	0.76	0.275	20776	0.58	76%	graph
com.twitter  (https)	0.638	63942	0.77	0.000	0	0	n/a	graph
com.youtube.www  (https)	0.559	483498	6.60	0.745	490068	5.02	76%	graph
gov.airnow.www  (https)	0.183	94068	3.92	0.606	94068	1.19	30%	graph
gov.data.www  (https)	0.502	37002	0.56	0.435	37002	0.65	115%	graph
gov.energystar.www  (https)	0.169	35433	1.60	0.189	35433	1.43	90%	graph
gov.epa.blog  (https)	0.684	315306	3.52	0.592	315306	4.07	116%	graph
gov.epa.cfpub  (https)	0.171	1894	0.08	0.185	1894	0.08	92%	graph
gov.epa.espanol  [v4R] 1/0.045s  [v6R] 1/0.049s	0.202	33756	1.27	0.206	33756	1.25	98%	graph
gov.epa.espanol  (https)	0.139	33756	1.85	0.138	33756	1.86	101%	graph
• gov.epa.www  (https)	0.170	60905	2.73	0.148	60905	3.14	115%	graph
gov.regulations.www  (https)	1.075	2617	0.02	0.726	2617	0.03	148%	graph
gov.usa.www  (https)	0.533	107769	1.54	0.504	107769	1.63	106%	graph
gov.whitehouse.www  (https)	0.197	137824	5.34	0.186	137841	5.65	106%	graph
IPv6 operational: 100% of linked subdomains (5/5), 94% of all linked domains (16/17)	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: usgv6-deploymon@nist.gov