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 2025.12.06 -

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] 1/0.090650s  [v6R] 1/0.051925s	0.123615	130123	8.07	0.141734	130123	7.04	87%	graph
com.facebook.www  (https)  [v4R] 1/0.139968s	0.307686	74983	1.86	0.250160	78764	2.40	129%	graph
com.flickr.www  (https)	0.045803	46991	7.97	0.039841	46991	9.19	115%	graph
com.instagram  (https)  [v4R] 1/0.044147s  [v6R] 1/0.053111s	0.390265	802537	15.70	0.782185	813595	7.94	51%	graph
com.myshopify.library-of-congress-shop  (https)	0.242502	221173	6.97	0.134230	221173	12.59	181%	graph
com.pinterest.www  (https)	0.153678	702162	35.01	0.004198	0	0	n/a	graph
com.x  (https)	0.116119	224870	14.79	0.002810	0	0	n/a	graph
com.youtube.www  (https)	0.171496	711841	31.76	0.192880	705470	28.03	88%	graph
gov.congress.www  (https)	0.036579	7002	1.48	0.034442	7066	1.59	107%	graph
gov.copyright  [v4R] 1/0.031741s  [v6R] 1/0.026267s	0.069567	56455	6.24	0.067225	56455	6.43	103%	graph
gov.copyright  (https)	0.068474	56455	6.33	0.041130	56455	10.51	166%	graph
• gov.libraryofcongress.www  (https)  [v4R] 1/0.052603s  [v6R] 1/0.038383s	0.117046	193310	12.61	0.096938	193310	15.36	122%	graph
gov.loc  (https)  [v4R] 1/0.060222s  [v6R] 1/0.056756s	0.103665	193310	14.32	0.107153	193310	13.78	96%	graph
gov.loc.ask  (https)	0.075954	45792	4.66	0.004119	0	0	n/a	graph
gov.loc.blogs  (https)	0.054847	53825	7.60	0.055694	53825	7.47	98%	graph
gov.loc.catalog  (https)	0.060696	28661	3.64	0.041527	28661	5.33	146%	graph
gov.loc.lcm  (https)	0.055182	182415	25.30	0.053400	182415	26.26	104%	graph
gov.loc.newsroom  (https)	0.162509	107166	5.05	0.225138	107166	3.63	72%	graph
gov.loc.www  [v4R] 1/0.130342s  [v6R] 1/0.126452s	0.214798	193310	6.89	0.179279	193310	8.24	120%	graph
gov.loc.www  (https)	0.073873	193310	20.20	0.039411	193310	37.82	187%	graph
net.research.www  (https)	0.081471	245578	23.13	0.010588	0	0	n/a	graph
org.purl  [v4R] 2/0.387501s	1.403238	5368	0.03	0.053578	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 77% of all linked domains (17/22)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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