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 2025.11.27 -

gov.libraryofcongress. | 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] 1/0.053905s  [v6R] 1/0.126694s	0.088521	130123	11.28	0.179902	130123	5.55	49%	graph
com.facebook.www  (https)  [v4R] 1/0.126469s	0.298527	81645	2.09	0.187891	79690	3.25	156%	graph
com.flickr.www  (https)	0.051170	46991	7.03	0.057791	46991	6.29	89%	graph
com.instagram  (https)  [v4R] 1/0.050978s  [v6R] 1/0.087797s	0.270151	760215	21.48	0.368334	762286	15.80	74%	graph
com.myshopify.library-of-congress-shop  (https)	0.101021	249002	18.81	0.112030	249002	16.96	90%	graph
com.pinterest.www  (https)	0.283655	700152	18.88	0.003029	0	0	n/a	graph
com.x  (https)	0.149271	221101	11.32	0.003035	0	0	n/a	graph
com.youtube.www  (https)	0.197540	717663	27.79	0.225129	716776	24.30	87%	graph
gov.congress.www  (https)	0.029540	6981	1.84	0.037982	7066	1.46	79%	graph
gov.copyright  [v4R] 1/0.052089s  [v6R] 1/0.048603s	0.099046	56549	4.36	0.101773	56549	4.27	98%	graph
gov.copyright  (https)	0.079177	56549	5.46	0.069147	56549	6.25	114%	graph
• gov.libraryofcongress.www  (https)  [v4R] 1/0.066132s  [v6R] 1/0.041881s	0.141105	202292	10.95	0.088711	202292	17.54	160%	graph
gov.loc  (https)  [v4R] 1/0.056226s  [v6R] 1/0.060766s	0.113301	202292	13.66	0.129942	202292	11.96	88%	graph
gov.loc.ask  (https)	0.077083	45792	4.54	0.010647	0	0	n/a	graph
gov.loc.blogs  (https)	0.065629	53885	6.32	0.049720	53885	8.39	133%	graph
gov.loc.catalog  (https)	0.067007	29305	3.34	0.076686	29305	2.94	88%	graph
gov.loc.lccn  (https)	0.052330	29499	4.33	0.006358	0	0	n/a	graph
gov.loc.lcm  (https)	0.085893	182423	16.37	0.048675	182423	29.00	177%	graph
gov.loc.newsroom  (https)	0.119503	107035	6.86	0.093839	107035	8.78	128%	graph
gov.loc.www  [v4R] 1/0.143282s  [v6R] 1/0.101656s	0.206249	202292	7.49	0.168377	202292	9.19	123%	graph
gov.loc.www  (https)	0.085006	202292	18.16	0.065094	202292	23.74	131%	graph
net.research.www  (https)	0.087037	327243	28.70	0.009517	0	0	n/a	graph
org.purl  [v4R] 2/0.398902s	1.410738	5368	0.03	0.040549	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 74% of all linked domains (17/23)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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