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 2026.03.26 -

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] 1/0.117804s	1.045386	465267	3.40	0.789481	465224	4.50	132%	graph
com.flickr.www  (https)	0.068346	55207	6.19	0.071615	55207	5.93	96%	graph
com.linkedin.www  (https)	0.275171	141175	3.92	0.154735	141175	6.99	179%	graph
com.twitter  (https)  [v4R] 1/0.077503s	0.319015	244522	5.85	0.003029	0	0	n/a	graph
com.unpkg  (https)	0.064844	23212	2.77	0.292565	23212	0.61	22%	graph
com.youtube.www  (https)	0.235226	695489	22.58	2.659387	695760	2.00	9%	graph
gov.blm.www  (https)	0.558877	116596	1.59	0.861173	116596	1.03	65%	graph
gov.doi.firejobs.www  (https)	0.530998	37072	0.53	0.583409	37072	0.49	91%	graph
gov.doi.www  (https)	0.069355	54399	6.01	4.289608	54399	0.10	2%	graph
gov.doioig.www  (https)	0.069385	49262	5.45	0.008522	0	0	n/a	graph
gov.nifc.health  (https)	2.968164	28044	0.07	0.010957	0	0	n/a	graph
gov.nifc.uas  (https)	0.417561	24527	0.45	0.008522	0	0	n/a	graph
gov.nifc.www  [v4R] 1/0.062831s  [v6R] 1/0.062652s	0.537968	253326	3.60	0.861008	253326	2.24	62%	graph
• gov.nifc.www  (https)	0.556538	253326	3.48	0.764244	253326	2.53	73%	graph
gov.nps.www  (https)  [v4R] 1/0.032423s  [v6R] 1/0.037486s	0.059525	70135	9.07	0.047776	70135	11.38	126%	graph
gov.nwcg.iqcsweb  (https)	0.730441	29905	0.31	0.024449	0	0	n/a	graph
gov.usa.www  (https)	0.036092	47231	10.01	0.044772	47231	8.19	82%	graph
gov.usda.fs.www  (https)	0.202691	1484	0.06	0.178001	1484	0.06	113%	graph
gov.wildfire.inciweb  (https)	0.332733	29494	0.68	0.004121	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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