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 2026.07.01 -

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)	1.024464	428114	3.19	1.425977	428828	2.30	72%	graph
com.twitter  (https)	0.000	0	0	0.002485	0	0	n/a	graph
com.youtube.www  (https)	0.500153	770006	11.75	0.531700	769253	11.05	94%	graph
• gov.genome.www  (https)	0.347140	226400	4.98	0.022849	0	0	n/a	graph
gov.hhs.www  (https)	0.264779	365	0.01	0.050722	363	0.06	525%	graph
gov.nih.www  (https)	0.045295	5461	0.93	0.039674	5486	1.07	116%	graph
gov.usa.www  (https)	0.239233	47199	1.51	0.050201	47199	7.20	478%	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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