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 2025.07.18 -

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  [v4R] 2/0.046389s  [v6R] 3/0.066650s	0.212045	78100	2.81	0.137295	77996	4.34	155%	graph
com.facebook.www  (https)  [v6R] 1/0.041514s	0.146762	78104	4.08	0.267383	77997	2.23	55%	graph
com.flickr.www  (https)	0.048902	45802	7.28	0.038282	45802	9.20	126%	graph
com.linkedin.www  (https)	0.139159	138954	7.63	0.182718	138954	5.82	76%	graph
com.twitter  (https)  [v4R] 1/0.053830s	0.179315	272165	11.60	0.001233	0	0	n/a	graph
com.unpkg  (https)	0.053234	23212	3.34	0.044496	23212	4.02	120%	graph
com.youtube.www  (https)	0.206538	611367	22.64	0.155343	603581	29.71	131%	graph
gov.blm.www  (https)	0.599475	125479	1.60	0.510642	125479	1.88	117%	graph
gov.doi.firejobs.www  (https)	0.805030	36276	0.34	0.418075	36276	0.66	193%	graph
gov.doi.www  (https)	0.029472	54071	14.23	0.027084	54071	15.28	107%	graph
gov.doioig.www  (https)	0.159114	48569	2.33	0.001257	0	0	n/a	graph
gov.nifc.health  (https)	0.386647	27841	0.55	0.007543	0	0	n/a	graph
gov.nifc.uas  (https)	0.392139	26251	0.51	0.015698	0	0	n/a	graph
gov.nifc.www  [v4R] 1/0.037554s  [v6R] 1/0.028707s	0.607047	271419	3.41	0.809079	271419	2.56	75%	graph
• gov.nifc.www  (https)	0.804111	271419	2.58	0.571276	271419	3.63	141%	graph
gov.nps.www  (https)  [v4R] 1/0.022309s  [v6R] 1/0.022929s	0.028036	67264	18.33	0.028111	67264	18.33	100%	graph
gov.nwcg.iqcsweb  (https)	0.409231	31542	0.59	0.031902	0	0	n/a	graph
gov.usa.www  (https)	0.019482	48043	19.29	0.023701	48043	15.94	83%	graph
gov.usda.fs.www  (https)	0.309898	91138	2.25	0.362721	91138	1.92	85%	graph
gov.wildfire.inciweb  (https)	0.337353	29453	0.67	0.003340	0	0	n/a	graph
net.fbcdn.xx.scontent-atl3-1  (https)	0.063280	0	0	0.062881	0	0	n/a	graph
net.fbcdn.xx.scontent-atl3-3  (https)	0.065129	0	0	0.061617	0	0	n/a	graph
IPv6 operational: 50% of linked subdomains (2/4), 64% of all linked domains (14/22)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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