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 2025.06.15 -

gov.headstart. | 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  (https)  [v6R] 1/0.076917s	0.107143	76721	5.47	0.147268	74439	3.86	71%	graph
com.googletagmanager.www  (https)	0.034816	1561	0.35	0.026115	1561	0.46	131%	graph
com.instagram.www  (https)	0.376883	447596	9.08	0.321237	447565	10.64	117%	graph
com.twitter  (https)  [v4R] 1/0.066975s	0.179220	266942	11.38	0.001205	0	0	n/a	graph
gov.acf  (https)	0.053716	62103	8.94	0.007485	0	0	n/a	graph
• gov.headstart.www  (https)	0.040312	919	0.18	0.040746	919	0.18	100%	graph
gov.hhs.acf.licensingregulations  (https)	0.032904	118	0.03	0.007529	0	0	n/a	graph
gov.hhs.www  (https)	0.032979	365	0.09	0.031832	365	0.09	103%	graph
gov.usa.www  (https)	0.019330	47954	19.26	0.019011	47954	19.26	100%	graph
IPv6 operational: 100% of linked subdomains (1/1), 67% of all linked domains (6/9)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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