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 2026.03.17 -

gov.americaslibrary. | 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] 1/0.064530s  [v6R] 1/0.096470s	0.139055	4807	0.26	0.190656	130146	5.23	1981%	graph
com.facebook.www  (https)	0.665919	465207	5.34	0.349790	466808	10.20	191%	graph
com.flickr  (https)	0.091013	54479	4.57	0.004119	0	0	n/a	graph
com.flickr.www  (https)	0.082293	54479	5.07	1.102458	54479	0.38	7%	graph
com.imaginationlibrary  (https)	0.099155	156453	12.06	0.102344	156453	11.70	97%	graph
com.instagram  (https)  [v4R] 1/0.074619s  [v6R] 1/0.056752s	0.492604	600205	9.31	0.550265	600213	8.33	89%	graph
com.myshopify.library-of-congress-shop  (https)	0.671781	215443	2.45	0.529079	215443	3.11	127%	graph
com.pinterest.www  (https)	0.371389	797224	16.39	0.003034	0	0	n/a	graph
com.x  (https)	0.176315	238714	10.35	0.005355	0	0	n/a	graph
com.youtube.www  (https)	0.311036	686690	16.85	0.556149	685888	9.41	56%	graph
• gov.americaslibrary.www  (https)  [v4R] 1/0.071133s  [v6R] 1/0.086308s	0.357388	121063	2.59	0.438602	121063	2.11	82%	graph
gov.congress.www  (https)	0.067299	7044	0.80	0.065144	7107	0.83	104%	graph
gov.copyright  [v4R] 1/0.041847s  [v6R] 1/0.042089s	0.093688	55447	4.55	0.104417	55447	4.07	89%	graph
gov.copyright  (https)	0.114223	55447	3.71	0.068184	55447	6.22	168%	graph
gov.loc  (https)  [v4R] 1/0.053581s  [v6R] 1/0.050071s	0.136491	195180	10.95	1.129278	195180	1.32	12%	graph
gov.loc.ask  (https)	0.142431	46437	2.49	0.010505	0	0	n/a	graph
gov.loc.blogs  (https)	0.060932	53411	6.79	0.085210	53411	4.79	71%	graph
gov.loc.catalog  (https)	0.095580	30081	2.42	0.078091	30081	2.94	122%	graph
gov.loc.chroniclingamerica  (https)  [v4R] 2/0.111932s  [v6R] 2/0.114001s	0.351717	6863	0.15	0.133720	6948	0.40	267%	graph
gov.loc.guides  (https)	0.055586	26986	3.74	0.079722	26986	2.61	70%	graph
gov.loc.newsroom  (https)	0.063383	919	0.11	0.038084	919	0.18	166%	graph
gov.loc.www  [v4R] 1/0.078672s  [v6R] 1/0.071517s	0.147687	195180	10.13	0.158231	195180	9.42	93%	graph
gov.loc.www  (https)	0.082078	195180	18.16	0.084547	195180	17.73	98%	graph
gov.read  (https)	0.166156	17666	0.81	0.138679	17666	0.98	120%	graph
net.research.www  (https)	0.085992	228168	20.48	0.010614	0	0	n/a	graph
org.purl  [v4R] 2/0.419036s	1.432625	5368	0.03	0.053437	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 77% of all linked domains (20/26)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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