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 2025.06.01 -

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] 1/0.007535s  [v6R] 2/0.050013s	0.172290	79257	3.52	0.116597	76637	5.04	143%	graph
com.flickr.www  [v4R] 1/0.006324s  [v6R] 1/0.008087s	0.040596	44470	8.48	0.046604	44470	7.38	87%	graph
com.instagram.www  (https)	0.372003	448731	9.20	0.231520	447294	14.77	161%	graph
com.linkedin.www  [v4R] 1/0.094963s  [v6R] 1/0.097520s	0.525551	138931	2.02	0.245532	138931	4.33	214%	graph
com.socrata.cdn  (https)	0.028629	0	0	0.007524	0	0	n/a	graph
com.socrata.dev  (https)	0.028434	39782	10.84	0.003328	0	0	n/a	graph
com.socrata.status  (https)	0.476790	100020	1.60	0.007905	0	0	n/a	graph
com.socrata.support  [v4R] 3/0.204404s	0.219510	6536	0.23	0.001256	0	0	n/a	graph
com.twitter  (https)  [v4R] 1/0.047989s	0.165988	265511	12.28	0.001271	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.019267s  [v6R] 1/0.047662s	0.217517	613321	21.56	0.233236	614654	20.13	93%	graph
gov.healthdata  (https)	0.262514	809367	23.57	0.007597	0	0	n/a	graph
• gov.healthdata.www  (https)	0.339802	809393	18.22	0.007475	0	0	n/a	graph
gov.hhs.cdo  (https)  [v4R] 1/0.111806s	0.301310	107668	2.73	0.015712	0	0	n/a	graph
gov.hhs.www  (https)	0.030119	365	0.09	0.031007	365	0.09	97%	graph
gov.usa.www  (https)	0.025886	47950	14.63	0.023011	47950	15.91	109%	graph
gov.whitehouse.www  (https)	0.026922	241094	70.75	0.023744	241094	79.97	113%	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]