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 2021.07.27 -

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)	0.455	214432	3.59	0.337	214539	4.86	135%	graph
com.googletagmanager.www  (https)	0.133	1555	0.09	0.138	1555	0.09	96%	graph
com.twitter  (https)	0.667	69604	0.80	0.000	0	0	n/a	graph
gov.cdc.www  (https)	0.278	155045	4.25	0.155	155045	7.66	180%	graph
gov.cdc.www2c  [v4R] 2/0.194s  [v6R] 2/0.155s	0.383	270886	5.39	0.194	270886	10.64	197%	graph
gov.fda.www  (https)	0.210	53456	1.95	0.150	53456	2.72	140%	graph
gov.foodsafety.espanol  (https)	0.297	55523	1.42	0.004	0	0	n/a	graph
• gov.foodsafety.www  (https)	0.163	48900	2.29	0.148	48919	2.52	110%	graph
gov.hhs.www  (https)	0.233	50932	1.67	0.154	50932	2.53	151%	graph
gov.usa.www  (https)	0.230	107412	3.56	0.304	107412	2.69	76%	graph
gov.usda.www  (https)	0.203	39540	1.48	0.187	39540	1.61	108%	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: itrg-contact@list.nist.gov