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 2026.03.26 -

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] 1/0.130728s  [v6R] 1/0.080522s	0.177105	130533	5.63	0.148374	130533	6.73	120%	graph
com.facebook.www  (https)	0.450740	464587	7.88	0.475728	464796	7.47	95%	graph
com.flickr  (https)	0.072281	55207	5.85	0.004116	0	0	n/a	graph
com.flickr.www  (https)	0.056523	55207	7.52	0.063233	55207	6.69	89%	graph
com.imaginationlibrary  (https)	0.096206	154361	12.27	0.098996	154361	12.02	98%	graph
com.instagram  (https)  [v4R] 1/0.065071s  [v6R] 1/0.058776s	0.431025	601938	10.66	0.689146	602018	6.67	63%	graph
com.linkedin.www  (https)	0.258742	141175	4.17	0.277717	141175	3.89	93%	graph
com.myshopify.library-of-congress-shop  (https)	0.161811	215566	10.22	0.169622	215566	9.73	95%	graph
com.pinterest.www  (https)	0.265848	775180	22.32	0.003037	0	0	n/a	graph
com.x  (https)	0.158465	244940	11.83	0.004120	0	0	n/a	graph
com.youtube.www  (https)	0.243427	685492	21.52	0.191864	691813	27.63	128%	graph
• gov.americaslibrary.www  (https)  [v4R] 1/0.047432s  [v6R] 1/0.050914s	0.115065	117158	7.77	0.162161	117158	5.52	71%	graph
gov.congress.www  (https)	0.071296	7065	0.76	0.046313	7107	1.18	155%	graph
gov.copyright  [v4R] 1/0.035357s  [v6R] 1/0.034346s	0.145500	55450	2.92	0.122793	55450	3.47	119%	graph
gov.copyright  (https)	0.067862	55450	6.31	0.092005	55450	4.60	73%	graph
gov.loc  (https)  [v4R] 1/0.064601s  [v6R] 1/0.078920s	0.161407	172409	8.17	0.178021	172409	7.39	90%	graph
gov.loc.ask  (https)	0.142508	46437	2.49	0.006396	0	0	n/a	graph
gov.loc.blogs  (https)	0.105050	53293	3.87	0.076129	53293	5.35	138%	graph
gov.loc.catalog  (https)	0.072631	30157	3.20	0.063468	30157	3.65	114%	graph
gov.loc.chroniclingamerica  (https)  [v4R] 2/0.124855s  [v6R] 2/0.128950s	0.156312	6884	0.34	0.148300	6927	0.36	106%	graph
gov.loc.guides  (https)	0.084386	26986	2.45	0.059006	26986	3.49	142%	graph
gov.loc.newsroom  (https)	0.050588	919	0.14	0.048936	919	0.15	104%	graph
gov.loc.www  [v4R] 1/0.056078s  [v6R] 1/0.082587s	0.126025	172409	10.44	0.151847	172409	8.71	83%	graph
gov.loc.www  (https)	0.079591	172409	16.65	0.091982	172409	14.45	87%	graph
gov.read  (https)	0.169387	17666	0.80	0.123995	17666	1.10	137%	graph
net.research.www  (https)	0.145214	228187	12.01	0.010588	0	0	n/a	graph
org.purl  [v4R] 2/0.428746s	1.443291	5368	0.03	0.023144	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 78% of all linked domains (21/27)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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