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 2026.07.22 -

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] 1/0.014480s  [v6R] 1/0.016002s	0.638673	426574	5.10	0.473012	425504	6.86	135%	graph
com.x  (https)	0.193230	37058	1.46	0.002402	0	0	n/a	graph
com.youtube.www  (https)	0.552893	821657	11.36	0.344580	840949	18.65	164%	graph
gov.noaa.ncei.www  (https)	0.609321	34338	0.43	0.000	0	0	n/a	graph
gov.noaa.ncep.www	0.103535	0	0	0.103542	0	0	n/a	graph
gov.noaa.swpc.services  (https)	0.034533	790	0.18	0.059413	790	0.10	58%	graph
gov.noaa.swpc.www  (https)  [v4R] 1/0.300925s	0.707818	92488	1.00	0.038975	0	0	n/a	graph
gov.noaa.www  [v4R] 1/0.066661s  [v6R] 1/0.018251s	0.105647	0	0	0.061242	0	0	n/a	graph
gov.spaceweather.testbed  (https)	1.615827	23249	0.11	0.457843	23249	0.39	353%	graph
gov.spaceweather.www  [v4R] 1/0.014825s  [v6R] 1/0.024222s	0.052358	92488	13.57	0.071227	92488	9.94	73%	graph
• gov.spaceweather.www  (https)	0.035621	92488	20.16	0.082213	92488	8.61	43%	graph
gov.usa.www  [v4R] 1/0.066285s  [v6R] 1/0.013097s	0.128463	47199	2.81	0.039206	47199	9.23	328%	graph
gov.weather.www  [v4R] 1/0.016001s  [v6R] 1/0.030212s	0.067357	124146	14.14	0.114403	124146	8.31	59%	graph
IPv6 operational: 100% of linked subdomains (3/3), 62% of all linked domains (8/13)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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