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 2021.03.01 -

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] 4/0.351s  [v6R] 1/0.043s	0.376	64783	1.31	0.043	0	0	n/a	graph
com.facebook.www  [v4R] 1/0.087s  [v6R] 1/0.058s	0.380	138696	2.78	0.343	138812	3.09	111%	graph
com.flickr.www  [v4R] 1/0.012s  [v6R] 1/0.048s	0.193	318779	12.57	0.383	318761	6.35	50%	graph
com.pinterest.www  [v4R] 1/0.069s	0.317	88819	2.14	0.004	0	0	n/a	graph
com.twitter  [v4R] 1/0.162s	0.754	46160	0.47	0.000	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.050s  [v6R] 1/0.035s	0.742	538899	5.54	0.651	540787	6.34	115%	graph
edu.pratt.www  (https)	1.262	53983	0.33	0.012	0	0	n/a	graph
gov.digitalpreservation.www  [v4R] 1/0.095s  [v6R] 1/0.083s	0.382	21988	0.44	0.367	21988	0.46	104%	graph
• gov.digitalpreservation.www  (https)	0.301	21988	0.56	0.290	21988	0.58	104%	graph
gov.digitizationguidelines.www	0.220	14412	0.50	0.249	14412	0.44	88%	graph
gov.loc  (https)	0.216	162830	5.74	0.341	162830	3.64	63%	graph
gov.loc.ask  (https)	0.299	48202	1.23	0.000	0	0	n/a	graph
gov.loc.blogs  [v4R] 1/0.047s  [v6R] 1/0.028s	0.212	38649	1.39	0.168	38649	1.75	126%	graph
gov.loc.catalog  [v4R] 1/0.097s  [v6R] 1/0.083s	0.337	25180	0.57	0.330	25180	0.58	102%	graph
gov.loc.labs  (https)	0.331	117387	2.71	0.290	117387	3.09	114%	graph
gov.loc.www  (https)	0.219	162830	5.68	0.207	162830	6.00	105%	graph
gov.usa.www  [v4R] 1/0.047s  [v6R] 1/0.051s	0.279	106140	2.91	0.288	106140	2.81	97%	graph
org.archive.web  (https)	0.564	96157	1.30	0.004	0	0	n/a	graph
org.ndsr-program  (https)	0.324	61601	1.45	0.004	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (2/2), 63% of all linked domains (12/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

For comments, questions or suggested domains please contact: usgv6-deploymon@nist.gov