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 2025.04.16 -

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] 2/0.123704s  [v6R] 2/0.106586s	0.157482	129959	6.32	0.148892	129959	6.70	106%	graph
com.facebook.www  [v4R] 2/0.078711s  [v6R] 2/0.038468s	0.190863	76796	3.08	0.130038	76928	4.51	146%	graph
com.flickr.www  [v4R] 1/0.005783s  [v6R] 1/0.008717s	0.078559	47234	4.62	0.045542	47234	8.01	173%	graph
com.pinterest.www  [v4R] 1/0.005728s	0.209575	463312	16.91	0.001178	0	0	n/a	graph
com.twitter  [v4R] 2/0.084427s	0.198024	256246	9.87	0.001472	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.029679s  [v6R] 1/0.025646s	0.190510	590630	23.72	0.238448	597971	19.17	81%	graph
gov.digitalpreservation.www  [v4R] 1/0.078842s  [v6R] 1/0.062665s	0.274212	23817	0.66	0.272133	23817	0.67	101%	graph
• gov.digitalpreservation.www  (https)	0.151883	23817	1.20	0.000	0	0	n/a	graph
gov.digitizationguidelines.www  [v4R] 1/0.053842s  [v6R] 1/0.051689s	0.147027	14746	0.77	0.167628	14746	0.67	88%	graph
gov.loc  (https)  [v4R] 1/0.071534s  [v6R] 1/0.071489s	0.118543	170722	11.04	0.116815	170722	11.23	102%	graph
gov.loc.ask  (https)	0.086717	45186	4.01	0.007924	0	0	n/a	graph
gov.loc.blogs  [v4R] 1/0.034524s  [v6R] 1/0.053639s	0.108318	54181	3.83	0.103289	54181	4.01	105%	graph
gov.loc.catalog  (https)	0.113935	24317	1.64	0.100432	24317	1.86	113%	graph
gov.loc.labs  (https)	0.000	0	0	0.140744	132725	7.23	n/a	graph
gov.loc.www  (https)	0.052958	170722	25.05	0.059707	170722	22.08	88%	graph
gov.usa.www  [v4R] 1/0.005751s  [v6R] 1/0.006333s	0.025912	49915	15.23	0.025322	49915	15.23	100%	graph
network.dpoe  [v4R] 2/0.328885s	0.586334	94274	1.23	0.032345	0	0	n/a	graph
org.archive.web  (https)	0.441159	142008	2.46	0.003445	0	0	n/a	graph
org.ndsr-program  (https)	0.061634	95668	11.97	0.003585	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

For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov