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.loc. | Library of Congress	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.apple.itunes  (https)  [v4R] 4/0.601s  [v6R] 1/0.220s	0.613	65684	0.82	0.220	0	0	n/a	graph
com.facebook.www  (https)	0.218	195180	6.83	0.237	195148	6.27	92%	graph
com.flickr.www  (https)	1.083	319990	2.25	0.728	319976	3.35	149%	graph
com.instagram  (https)  [v4R] 2/0.317s  [v6R] 2/0.348s	0.368	20776	0.43	0.436	20776	0.36	84%	graph
com.myshopify.library-of-congress-shop  [v4R] 1/0.108s	0.827	84532	0.78	0.004	0	0	n/a	graph
com.pinterest.www  (https)	0.351	91373	1.99	0.000	0	0	n/a	graph
com.twitter.www  (https)  [v4R] 1/0.441s	0.951	63942	0.51	0.028	0	0	n/a	graph
com.youtube.www  (https)	0.693	490379	5.40	0.660	483789	5.59	104%	graph
gov.asianpacificheritage  (https)	0.161	25526	1.21	0.139	25526	1.40	116%	graph
gov.congress.www  (https)	0.615	275597	3.42	0.523	275597	4.02	118%	graph
gov.copyright  [v4R] 1/0.080s  [v6R] 1/0.079s	0.388	44881	0.88	0.373	44881	0.92	104%	graph
gov.copyright  (https)	0.327	44881	1.05	0.301	44881	1.14	108%	graph
gov.jewishheritagemonth.www  (https)	0.703	18903	0.21	0.683	18903	0.21	103%	graph
gov.loc.ask  (https)	0.286	45337	1.21	0.060	0	0	n/a	graph
gov.loc.blogs  (https)	0.165	39292	1.82	2.445	39292	0.12	7%	graph
gov.loc.catalog  (https)	0.266	25180	0.72	0.262	25180	0.73	102%	graph
gov.loc.www  [v4R] 1/0.110s  [v6R] 1/0.106s	0.316	170719	4.12	0.314	170719	4.15	101%	graph
• gov.loc.www  (https)	0.364	170719	3.58	0.193	170719	6.75	189%	graph
net.research.www  (https)	0.832	98745	0.91	0.004	0	0	n/a	graph
org.purl  [v4R] 2/0.786s	0.863	5208	0.05	0.000	0	0	n/a	graph
IPv6 operational: 80% of linked subdomains (4/5), 65% of all linked domains (13/20)	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