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 2021.05.15 -

gov.medlineplus. | 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  (https)  [v4R] 1/0.162s  [v6R] 1/0.147s	0.279	196717	5.37	0.281	196772	5.35	100%	graph
com.googletagmanager.www  (https)	0.157	1555	0.08	0.141	1555	0.08	111%	graph
com.govdelivery.public  (https)  [v4R] 1/0.168s  [v6R] 1/0.162s	0.220	3882	0.13	0.225	3882	0.13	98%	graph
com.twitter  (https)	0.588	64045	0.83	0.000	0	0	n/a	graph
gov.clinicaltrials  (https)	0.195	54556	2.13	0.153	54555	2.73	128%	graph
gov.hhs.www  [v4R] 1/0.015s  [v6R] 1/0.016s	0.160	50555	2.41	0.159	50555	2.43	101%	graph
gov.medlineplus  (https)	0.238	30151	0.96	0.213	30151	1.08	112%	graph
gov.medlineplus.magazine  (https)	0.000	0	0	4.294	44435	0.08	n/a	graph
• gov.medlineplus.www  (https)	0.209	30151	1.10	0.204	30151	1.13	103%	graph
gov.nih.nlm.support  (https)	0.858	33138	0.29	0.060	0	0	n/a	graph
gov.nih.nlm.www  (https)	0.313	33782	0.82	0.277	33782	0.93	113%	graph
gov.nih.www  [v4R] 1/0.070s	0.207	67701	2.50	0.012	0	0	n/a	graph
gov.usa.www  [v4R] 1/0.047s  [v6R] 1/0.050s	0.282	107769	2.91	0.292	107769	2.82	97%	graph
IPv6 operational: 100% of linked subdomains (3/3), 77% of all linked domains (10/13)	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