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 2021.05.09 -

gov.foodsafety. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	0.201	194844	7.38	0.209	195026	7.11	96%	graph
com.googletagmanager.www  (https)	0.133	1555	0.09	0.138	1555	0.09	97%	graph
com.twitter  (https)	0.619	63942	0.79	0.000	0	0	n/a	graph
gov.cdc.www  (https)	0.400	154683	2.95	0.153	154683	7.70	261%	graph
gov.cdc.www2c  [v4R] 2/0.293s  [v6R] 2/0.214s	0.340	271902	6.10	0.278	270884	7.42	122%	graph
gov.fda.www  (https)	0.266	54503	1.56	0.156	54503	2.66	170%	graph
gov.foodsafety.espanol  (https)	0.301	55918	1.42	0.004	0	0	n/a	graph
• gov.foodsafety.www  (https)	0.163	49281	2.30	0.158	49298	2.39	104%	graph
gov.hhs.www  (https)	0.202	50728	1.91	0.158	50728	2.45	128%	graph
gov.usa.www  (https)	0.130	107769	6.31	0.495	107769	1.66	26%	graph
gov.usda.www  (https)	0.178	39212	1.68	0.160	39212	1.86	111%	graph
IPv6 operational: 50% of linked subdomains (1/2), 82% of all linked domains (9/11)	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