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.hydrogen. | Department of Energy	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.googleapis.fonts  (https)	0.039069	1621	0.32	0.036055	1621	0.34	108%	graph
com.googletagmanager.www  (https)	0.029969	1561	0.41	0.029628	1561	0.41	100%	graph
com.gstatic.fonts  (https)	0.023304	1561	0.52	0.030299	1561	0.40	77%	graph
com.responsibledisclosure.doe  (https)  [v4R] 2/0.230662s	0.241945	6722	0.21	0.006547	0	0	n/a	graph
gov.commerce.www  (https)	0.612029	91198	1.14	0.213428	91198	3.27	287%	graph
gov.defense.www  (https)	0.040885	369	0.07	0.083830	369	0.03	48%	graph
gov.doe.directives.www  (https)	0.076148	118	0.01	0.004115	0	0	n/a	graph
gov.doi.www  (https)	0.089070	58100	4.98	0.066829	58100	6.72	135%	graph
gov.dol.www  (https)	0.061109	89108	11.14	0.063063	89131	10.79	97%	graph
gov.energy  (https)	0.051969	0	0	0.032278	0	0	n/a	graph
gov.energy.ig  (https)  [v4R] 1/0.072229s  [v6R] 1/0.076620s	2.278941	112882	0.38	0.101292	112882	8.53	2255%	graph
gov.energy.www  (https)	0.024429	117039	37.21	0.032222	117039	27.90	75%	graph
gov.epa.www  (https)	0.034754	64241	14.42	0.047152	64241	10.43	72%	graph
• gov.hydrogen.www  (https)  [v4R] 2/0.677860s	0.745783	30254	0.31	0.003053	0	0	n/a	graph
gov.nasa.www  (https)	0.031823	332104	81.73	0.040649	332104	63.34	78%	graph
gov.sba.www  (https)	0.079314	125090	12.08	0.043024	125090	22.19	184%	graph
gov.state.www  (https)	0.081910	521485	49.12	0.074754	521485	53.77	109%	graph
gov.transportation.www  (https)	0.050546	376	0.06	0.141078	374	0.02	35%	graph
gov.treasury.home  (https)	0.000	0	0	0.000	0	0	n/a	graph
gov.usa.www  (https)	0.033188	47100	10.89	0.031040	47100	11.59	106%	graph
gov.usda.www  (https)	0.041081	0	0	0.077436	0	0	n/a	graph
gov.whitehouse.www  (https)	0.042254	199108	36.17	0.033502	199108	46.03	127%	graph
IPv6 operational: 0% of linked subdomains (0/1), 73% of all linked domains (16/22)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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