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 2026.07.20 -

gov.digitalpreservation. | Library of Congress	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.apple.itunes  [v6R] 2/0.130662s	0.000	0	0	0.201117	135609	5.15	n/a	graph
com.facebook.www  [v4R] 1/0.024554s  [v6R] 1/0.017031s	1.094513	424066	2.96	1.611644	422562	2.00	68%	graph
com.flickr.www  [v4R] 1/0.009666s  [v6R] 1/1.033386s	0.076109	57433	5.77	1.091519	57433	0.40	7%	graph
com.pinterest.www  [v4R] 1/0.016137s	0.554295	946955	13.04	0.003044	0	0	n/a	graph
com.twitter	0.254374	16	0.00	0.004117	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.465910s  [v6R] 1/0.048699s	0.652625	801671	9.38	0.359649	780822	16.59	177%	graph
gov.digitalpreservation.www	0.000	0	0	0.000	0	0	n/a	graph
• gov.digitalpreservation.www  (https)	0.230656	19516	0.65	0.478574	19516	0.31	48%	graph
gov.digitizationguidelines.www  [v4R] 1/0.039141s  [v6R] 1/0.041087s	1.256783	14177	0.09	0.169620	14177	0.64	743%	graph
gov.loc  (https)  [v4R] 1/0.054393s  [v6R] 1/0.058028s	0.334131	90119	2.06	0.541618	90119	1.27	62%	graph
gov.loc.ask  (https)	0.247081	46782	1.45	0.005198	0	0	n/a	graph
gov.loc.blogs  [v4R] 1/0.024621s  [v6R] 1/0.026832s	1.147167	53821	0.36	0.501511	53822	0.82	229%	graph
gov.loc.catalog  (https)	0.339957	31405	0.71	1.125160	31405	0.21	30%	graph
gov.loc.labs  (https)	0.110766	132519	9.19	0.000	0	0	n/a	graph
gov.loc.www  (https)	0.000	0	0	0.072282	90119	9.55	n/a	graph
gov.usa.www  [v4R] 1/0.015184s  [v6R] 1/0.007318s	0.075820	47199	4.80	0.051516	47199	7.06	147%	graph
network.dpoe  [v4R] 2/0.521028s	1.012352	122646	0.92	0.053383	0	0	n/a	graph
org.archive.web  (https)	0.622666	145187	1.78	0.003033	0	0	n/a	graph
org.ndsr-program  (https)	0.063133	97704	11.83	0.030016	0	0	n/a	graph
IPv6 operational: 50% of linked subdomains (1/2), 58% of all linked domains (11/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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