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 2026.08.19 -

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] 2/0.115953s  [v6R] 2/0.141196s	0.172603	136293	6.05	0.215965	136293	4.84	80%	graph
com.facebook.www  [v4R] 2/0.097513s  [v6R] 1/0.005135s	0.438213	429206	7.48	0.290911	429379	11.30	151%	graph
com.flickr.www  [v4R] 1/0.011142s  [v6R] 1/0.009949s	0.054678	57606	8.14	0.058842	57606	7.58	93%	graph
com.pinterest.www  [v4R] 1/0.006966s	0.300638	1048146	26.66	0.003114	0	0	n/a	graph
com.twitter	0.035858	0	0	0.003031	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.036222s  [v6R] 1/0.021609s	0.301558	864465	21.91	0.302201	865565	21.87	100%	graph
gov.digitalpreservation.www	0.000	0	0	0.000	0	0	n/a	graph
• gov.digitalpreservation.www  (https)	0.281336	19516	0.53	0.209540	19516	0.71	134%	graph
gov.digitizationguidelines.www  [v4R] 1/0.029907s  [v6R] 1/0.029820s	0.150858	14177	0.72	0.136644	14177	0.80	110%	graph
gov.loc  (https)  [v4R] 1/0.034809s  [v6R] 1/0.042655s	0.081472	79490	7.49	0.085660	79490	7.13	95%	graph
gov.loc.ask  (https)	0.125537	47282	2.89	0.010509	0	0	n/a	graph
gov.loc.blogs  [v4R] 1/0.016909s  [v6R] 1/0.011848s	0.052627	5383	0.79	0.043965	5446	0.97	122%	graph
gov.loc.catalog  (https)	0.056352	31451	4.28	0.042070	31451	5.71	133%	graph
gov.loc.labs  (https)	0.142040	132565	7.12	0.183473	132565	5.53	78%	graph
gov.loc.www  (https)	0.036004	79490	16.85	0.034887	79490	17.84	106%	graph
gov.usa.www  [v4R] 1/1.015933s  [v6R] 1/0.005107s	1.036221	47217	0.35	0.027897	47217	13.34	3837%	graph
network.dpoe  [v4R] 2/0.253220s	0.610986	123346	1.54	0.008390	0	0	n/a	graph
org.archive.web  (https)	0.454023	154266	2.59	0.007401	0	0	n/a	graph
org.ndsr-program  (https)	0.041190	108066	20.11	0.024265	0	0	n/a	graph
IPv6 operational: 50% of linked subdomains (1/2), 63% of all linked domains (12/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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