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 2025.09.15 -

gov.smartgrid. | Department of Energy	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.319168s	0.479356	74693	1.19	0.152997	77708	3.90	328%	graph
com.flickr.www  (https)	0.496817	45951	0.71	0.058229	45951	6.04	855%	graph
com.googletagmanager.www  (https)	0.052724	1561	0.23	0.038574	1561	0.31	137%	graph
com.instagram.www  (https)	0.303166	434148	10.93	0.408601	434269	8.12	74%	graph
com.linkedin.www  (https)	0.245052	138894	4.33	0.278500	138971	3.81	88%	graph
com.twitter  (https)  [v4R] 1/0.085261s	0.253130	219475	6.62	0.001171	0	0	n/a	graph
com.youtube.www  (https)	0.212998	656201	23.62	0.163420	658161	30.81	130%	graph
gov.doe.directives.www  (https)	0.161106	118	0.01	0.003754	0	0	n/a	graph
gov.energy.www  (https)	0.077125	123261	12.21	0.081159	123261	11.61	95%	graph
gov.osti.www  (https)	0.383450	263664	5.25	0.003402	0	0	n/a	graph
• gov.smartgrid.www  (https)  [v4R] 2/0.238950s	0.257649	125640	3.73	0.007509	0	0	n/a	graph
gov.usa.www  (https)	0.045582	47992	8.14	0.046537	47992	7.96	98%	graph
gov.whitehouse.www  (https)	0.083182	166927	15.34	0.064747	166927	19.90	130%	graph
IPv6 operational: 0% of linked subdomains (0/1), 69% of all linked domains (9/13)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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