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 2026.10.18 -

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  [v4R] 2/0.108460s  [v6R] 2/0.155257s	0.146916	134603	7.03	0.197743	134603	5.21	74%	graph
com.facebook.www  [v4R] 2/0.042747s  [v6R] 2/0.045275s	0.363083	419055	8.81	0.225230	419239	14.22	161%	graph
com.flickr.www  [v4R] 1/0.007887s  [v6R] 1/0.005274s	0.055817	59536	8.26	0.049637	59536	9.27	112%	graph
com.pinterest.www  [v4R] 1/0.006335s	0.159246	1282781	61.55	0.003028	0	0	n/a	graph
com.twitter	0.048670	16	0.00	0.002762	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.021800s  [v6R] 1/0.027723s	0.197542	943646	36.55	0.180062	852305	36.13	99%	graph
gov.digitalpreservation.www	0.000	0	0	0.000	0	0	n/a	graph
• gov.digitalpreservation.www  (https)	0.175999	19516	0.85	0.229925	19516	0.65	76%	graph
gov.digitizationguidelines.www  [v4R] 1/0.032788s  [v6R] 1/0.035100s	0.174281	23231	1.02	0.196161	23231	0.90	89%	graph
gov.loc  (https)  [v4R] 1/0.043656s  [v6R] 1/0.039931s	0.075351	77102	7.84	0.075553	77102	7.84	100%	graph
gov.loc.ask  (https)	0.071555	47282	5.08	0.008284	0	0	n/a	graph
gov.loc.blogs  [v4R] 1/0.014341s  [v6R] 1/0.018771s	0.048170	53249	8.46	0.050478	53248	8.12	96%	graph
gov.loc.catalog  (https)	0.049487	31466	4.90	0.052091	31466	4.62	94%	graph
gov.loc.labs  (https)	0.223745	132547	4.53	0.000	0	0	n/a	graph
gov.loc.www  (https)	0.041540	77102	14.35	0.037207	77102	15.90	111%	graph
gov.usa.www  [v4R] 1/0.005724s  [v6R] 1/0.005296s	0.028396	48647	13.26	0.025647	48647	14.85	112%	graph
network.dpoe  [v4R] 2/0.629698s	0.916433	124901	1.04	0.023166	0	0	n/a	graph
org.archive.web  (https)	0.431623	145500	2.58	0.004113	0	0	n/a	graph
org.ndsr-program  (https)	0.033730	108875	25.17	0.024304	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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