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 2025.12.13 -

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)	0.290306	444524	11.69	0.172252	80046	3.55	30%	graph
com.twitter  (https)  [v4R] 1/0.051961s	0.176291	226581	9.82	0.002572	0	0	n/a	graph
com.youtube.www  (https)	0.178170	694080	29.75	0.390352	694830	13.59	46%	graph
• gov.genome.www  (https)	0.079230	226443	21.87	0.023175	0	0	n/a	graph
gov.hhs.www  (https)	0.038550	365	0.07	0.047590	365	0.06	81%	graph
gov.nih.www  (https)	0.100702	56210	4.29	0.182717	56210	2.36	55%	graph
gov.usa.www  (https)	0.022157	47100	16.33	0.057259	47100	6.30	39%	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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