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 2025.06.30 -

gov.healthdata. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  [v4R] 1/0.005967s  [v6R] 2/0.044237s	0.149583	78338	4.01	0.132756	78237	4.52	113%	graph
com.flickr.www  [v4R] 1/0.005741s  [v6R] 1/0.007064s	0.039128	44789	8.76	0.041605	44789	8.33	95%	graph
com.instagram.www  (https)	0.356792	649346	13.92	0.472091	646651	10.45	75%	graph
com.linkedin.www  [v4R] 1/0.101574s  [v6R] 1/0.039849s	0.268478	139075	3.96	0.240807	137373	4.37	110%	graph
com.socrata.cdn  (https)	0.247563	0	0	0.007607	0	0	n/a	graph
com.socrata.dev  (https)	0.026461	39593	11.62	0.003365	0	0	n/a	graph
com.socrata.status  (https)	0.215078	92925	3.30	0.003369	0	0	n/a	graph
com.socrata.support  [v4R] 3/0.204903s	0.224517	6572	0.22	0.001201	0	0	n/a	graph
com.twitter  (https)  [v4R] 1/0.060070s	0.204596	269065	10.06	0.001209	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.022433s  [v6R] 1/0.021086s	0.174761	611923	26.83	0.223490	609703	20.86	78%	graph
gov.healthdata  (https)	0.269677	810777	23.00	0.007498	0	0	n/a	graph
• gov.healthdata.www  (https)	0.518766	810803	11.94	0.001198	0	0	n/a	graph
gov.hhs.cdo  (https)  [v4R] 1/0.153960s	0.431277	107810	1.91	0.007562	0	0	n/a	graph
gov.hhs.www  (https)	0.040460	363	0.07	0.025455	363	0.11	160%	graph
gov.usa.www  (https)	0.017746	48012	21.55	0.023909	48012	15.93	74%	graph
gov.whitehouse.www  (https)	0.023066	244143	80.99	0.023807	244143	80.99	100%	graph
IPv6 operational: 0% of linked subdomains (0/2), 50% of all linked domains (8/16)	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: [email protected]