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 2026.07.01 -

gov.spaceweather. | Department of Commerce	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  [v4R] 2/0.377976s  [v6R] 1/0.016183s	1.184083	429246	2.77	2.089746	428972	1.57	57%	graph
com.x  (https)	0.500939	280445	4.28	0.003031	0	0	n/a	graph
com.youtube.www  (https)	0.593317	768768	9.89	0.356864	767621	16.45	166%	graph
gov.noaa.ncei.www  (https)	0.658438	34440	0.40	0.000	0	0	n/a	graph
gov.noaa.ncep.www	0.022886	0	0	0.056811	0	0	n/a	graph
gov.noaa.swpc.services  (https)	0.186712	790	0.03	0.181358	790	0.03	103%	graph
gov.noaa.swpc.www  (https)  [v4R] 1/1.114969s	1.352799	117071	0.66	0.024249	0	0	n/a	graph
gov.noaa.www  [v4R] 1/0.170241s  [v6R] 1/0.017695s	0.214632	919	0.03	0.052615	919	0.13	412%	graph
gov.spaceweather.testbed  (https)	0.427879	23249	0.42	0.506439	23249	0.35	84%	graph
gov.spaceweather.www  [v4R] 1/0.014467s  [v6R] 1/0.112920s	1.084809	117071	0.82	0.207105	117071	4.31	524%	graph
• gov.spaceweather.www  (https)	0.320324	117071	2.79	1.342519	117071	0.67	24%	graph
gov.usa.www  [v4R] 1/0.014244s  [v6R] 1/1.267124s	0.286325	47199	1.26	1.312028	47199	0.27	22%	graph
gov.weather.www  [v4R] 1/0.276565s  [v6R] 1/1.030348s	0.373274	122792	2.51	1.104482	122792	0.85	34%	graph
IPv6 operational: 100% of linked subdomains (3/3), 69% of all linked domains (9/13)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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