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 2026.02.21 -

gov.genome. | 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)	0.295899	457805	11.84	0.261581	458197	13.39	113%	graph
com.twitter  (https)  [v4R] 1/0.061442s	0.194123	237018	9.32	0.002811	0	0	n/a	graph
com.youtube.www  (https)	0.180456	682392	28.92	0.199670	689228	26.42	91%	graph
• gov.genome.www  (https)	0.081357	226455	21.33	0.023068	0	0	n/a	graph
gov.hhs.www  (https)	0.035022	365	0.08	0.031739	365	0.09	113%	graph
gov.nih.www  (https)	0.092623	56936	4.72	0.191941	56936	2.27	48%	graph
gov.usa.www  (https)	0.020190	47580	18.15	0.020546	47580	18.15	100%	graph
IPv6 operational: 0% of linked subdomains (0/1), 71% of all linked domains (5/7)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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