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 2025.09.19 -

gov.hydrogen. | 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] 1/0.142903s	0.333775	74011	1.70	0.191997	77038	3.08	181%	graph
com.googleapis.fonts  (https)	0.047348	1621	0.26	0.038500	1621	0.33	124%	graph
com.googletagmanager.www  (https)	0.028803	1561	0.43	0.048680	1561	0.25	58%	graph
com.gstatic.fonts  (https)	0.022868	1561	0.54	0.023623	1561	0.52	96%	graph
com.linkedin.www  (https)	0.153883	138971	6.93	0.127895	137615	8.27	119%	graph
com.responsibledisclosure.doe  (https)  [v4R] 2/0.223630s	0.232777	6637	0.22	0.003357	0	0	n/a	graph
com.twitter  (https)  [v4R] 1/0.070737s	0.211576	220013	7.96	0.003419	0	0	n/a	graph
com.youtube.www  (https)	0.233385	661250	21.65	0.525637	660391	9.60	44%	graph
gov.commerce.www  (https)	0.694642	88746	0.98	0.066688	88746	10.26	1052%	graph
gov.defense.www  (https)	0.108363	369	0.03	0.035105	369	0.08	309%	graph
gov.doe.directives.www  (https)	0.133556	118	0.01	0.003323	0	0	n/a	graph
gov.doi.www  (https)	0.030176	58416	14.86	0.030272	58416	14.86	100%	graph
gov.dol.www  (https)	0.048713	90772	14.43	0.047428	90795	14.74	102%	graph
gov.energy  (https)	1.024895	0	0	0.044363	0	0	n/a	graph
gov.energy.eere.www1  (https)	0.063340	1825	0.22	0.031961	0	0	n/a	graph
gov.energy.hydrogen.www  (https)	0.100133	44667	3.41	0.136276	44667	2.51	74%	graph
gov.energy.www  (https)	0.026123	123435	36.22	0.026985	123435	36.22	100%	graph
gov.epa.www  (https)	0.029359	62954	16.56	0.029329	62954	16.56	100%	graph
• gov.hydrogen.www  (https)  [v4R] 2/0.362122s	0.947450	31358	0.25	0.007483	0	0	n/a	graph
gov.nasa.www  (https)	0.050039	338643	51.67	0.032518	338643	80.74	156%	graph
gov.sba.www  (https)	0.031448	127330	31.34	0.035189	127330	27.76	89%	graph
gov.state.www  (https)	0.071308	521485	56.04	0.067506	521485	59.38	106%	graph
gov.transportation.www  (https)	0.076507	0	0	0.030320	0	0	n/a	graph
gov.treasury.home  (https)	0.000	0	0	0.000	0	0	n/a	graph
gov.usa.www  (https)	0.030704	48043	12.22	0.024735	48043	15.27	125%	graph
gov.usda.www  (https)	0.041060	0	0	0.027017	0	0	n/a	graph
gov.whitehouse.www  (https)	0.039140	166927	32.66	0.028022	166927	45.48	139%	graph
IPv6 operational: 0% of linked subdomains (0/1), 67% of all linked domains (18/27)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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