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 2026.01.12 -

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] 1/0.088591s  [v6R] 1/0.046583s	0.156325	130123	6.36	0.078149	4807	0.47	7%	graph
com.facebook.www  (https)  [v4R] 1/0.039069s  [v6R] 1/0.140746s	0.140240	80422	4.38	0.332351	80623	1.85	42%	graph
com.flickr.www  (https)	0.042264	46991	8.54	0.041163	46991	8.74	102%	graph
com.instagram  (https)  [v4R] 1/0.046668s  [v6R] 1/0.045666s	0.318249	800972	19.22	0.335506	799584	18.21	95%	graph
com.myshopify.library-of-congress-shop  (https)	0.116414	216403	14.23	0.111377	216403	14.87	105%	graph
com.pinterest.www  (https)	0.363759	782689	16.45	0.004318	0	0	n/a	graph
com.x  (https)	0.098166	230986	17.98	0.004111	0	0	n/a	graph
com.youtube.www  (https)	0.214836	688902	24.56	0.202695	687788	25.98	106%	graph
gov.congress.www  (https)	0.037040	7024	1.45	0.041931	7066	1.31	91%	graph
gov.copyright  [v4R] 1/0.045879s  [v6R] 1/0.037176s	0.099782	57270	4.41	0.091107	57270	4.80	109%	graph
gov.copyright  (https)	0.066583	57270	6.62	0.077617	57270	5.67	86%	graph
gov.loc  (https)  [v4R] 1/0.067237s  [v6R] 1/0.040678s	0.140583	190353	10.37	0.101971	190353	14.38	139%	graph
gov.loc.ask  (https)	0.072668	45985	4.87	0.003030	0	0	n/a	graph
gov.loc.blogs  (https)	0.078468	52487	5.13	0.062568	52487	6.46	126%	graph
gov.loc.catalog  (https)	0.062854	28659	3.53	0.066675	28659	3.31	94%	graph
gov.loc.lcm  (https)	0.054886	184306	26.04	0.070209	184306	20.09	77%	graph
gov.loc.newsroom  (https)	0.117859	103586	6.75	0.101452	103586	7.82	116%	graph
gov.loc.www  [v4R] 1/0.115902s  [v6R] 1/0.134455s	0.182136	190353	7.98	0.191794	190353	7.60	95%	graph
• gov.loc.www  (https)	0.049382	190353	29.64	0.067576	190353	21.68	73%	graph
net.research.www  (https)	0.071931	244085	26.23	0.006293	0	0	n/a	graph
org.purl  [v4R] 2/0.374523s	1.384455	5368	0.03	0.056713	0	0	n/a	graph
IPv6 operational: 88% of linked subdomains (7/8), 76% of all linked domains (16/21)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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