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 2026.03.17 -

gov.nifc. | Department of the Interior	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.345318s  [v6R] 1/0.094896s	1.271729	464734	2.79	0.871660	464993	4.07	146%	graph
com.flickr.www  (https)	0.088116	54479	4.72	0.059246	54479	7.04	149%	graph
com.linkedin.www  (https)	0.487896	141175	2.21	0.174414	141175	6.19	280%	graph
com.twitter  (https)  [v4R] 1/0.966027s	1.150221	238714	1.58	0.003028	0	0	n/a	graph
com.unpkg  (https)	0.055962	23212	3.22	0.089730	23212	1.99	62%	graph
com.youtube.www  (https)	0.368039	685606	14.21	0.306682	687259	17.14	121%	graph
gov.blm.www  (https)	0.594208	116525	1.50	0.820318	116525	1.08	72%	graph
gov.doi.firejobs.www  (https)	0.560363	37082	0.51	0.568933	37082	0.50	99%	graph
gov.doi.www  (https)	0.089056	55146	4.73	0.049493	55146	8.59	182%	graph
gov.doioig.www  (https)	0.040604	48893	9.33	0.010603	0	0	n/a	graph
gov.nifc.health  (https)	1.107599	28044	0.19	0.008376	0	0	n/a	graph
gov.nifc.uas  (https)	1.084085	24527	0.17	0.006286	0	0	n/a	graph
gov.nifc.www  [v4R] 1/0.055455s  [v6R] 1/0.054515s	0.826273	253323	2.34	0.725529	253323	2.67	114%	graph
• gov.nifc.www  (https)	0.688728	253323	2.81	0.732101	253323	2.64	94%	graph
gov.nps.www  (https)  [v4R] 1/0.028431s  [v6R] 1/0.057608s	0.053172	70135	10.10	0.070160	70135	7.64	76%	graph
gov.nwcg.iqcsweb  (https)	0.566242	29905	0.40	0.030026	0	0	n/a	graph
gov.usa.www  (https)	0.064335	47580	5.67	0.499910	47580	0.73	13%	graph
gov.usda.fs.www  (https)	0.422562	1484	0.03	0.190587	1484	0.06	222%	graph
gov.wildfire.inciweb  (https)	0.524011	29494	0.43	0.004107	0	0	n/a	graph
IPv6 operational: 50% of linked subdomains (2/4), 68% of all linked domains (13/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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