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 2026.07.21 -

gov.weather. | Department of Commerce	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  [v4R] 2/1.116063s  [v6R] 1/0.009074s	2.029730	424040	1.59	0.733537	425590	4.43	278%	graph
com.google.sites  (https)  [v4R] 3/0.200823s  [v6R] 2/0.435969s	0.312732	911714	22.29	0.556017	912958	12.53	56%	graph
com.twitter	0.044182	16	0.00	0.002757	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.021552s  [v6R] 1/0.032894s	0.308971	816022	20.21	0.544452	837407	11.74	58%	graph
gov.aviationweather  (https)	0.280802	39618	1.08	0.171725	39618	1.77	164%	graph
gov.climate.www  (https)  [v4R] 1/0.289608s  [v6R] 1/0.111727s	0.327131	919	0.02	0.200022	919	0.04	164%	graph
gov.commerce.www  [v4R] 1/1.052259s  [v6R] 1/0.028519s	1.089909	5343	0.04	1.109182	5385	0.04	99%	graph
gov.noaa.cio.www  [v4R] 1/0.117794s	0.135470	0	0	0.004122	0	0	n/a	graph
gov.noaa.gml  (https)	0.212469	33622	1.21	0.518840	33622	0.50	41%	graph
gov.noaa.ncep.cpc.www  (https)	0.080055	41965	4.00	0.017854	0	0	n/a	graph
gov.noaa.ncep.mag  [v4R] 1/0.124239s	1.206438	19215	0.12	0.202986	0	0	n/a	graph
gov.noaa.ncep.wpc.www	1.142786	169323	1.13	0.121721	169323	10.68	944%	graph
gov.noaa.nhc.www  (https)	0.429596	165823	2.95	0.105190	165823	12.05	409%	graph
gov.noaa.spc.www  (https)	0.053099	53926	7.76	0.053690	53926	7.76	100%	graph
gov.noaa.swpc.www  (https)  [v4R] 1/0.151047s	0.509622	92485	1.39	0.054077	0	0	n/a	graph
gov.noaa.vlab  (https)	0.511711	94730	1.41	0.003033	0	0	n/a	graph
gov.noaa.water  (https)	0.092135	38776	3.22	0.023019	0	0	n/a	graph
gov.noaa.www  [v4R] 1/0.014948s  [v6R] 1/0.252049s	0.050382	919	0.14	0.794445	919	0.01	6%	graph
gov.noaa.www  (https)	0.078271	919	0.09	0.216872	919	0.03	36%	graph
gov.usa.www  [v4R] 1/0.014134s  [v6R] 1/0.015990s	0.049215	47199	7.35	0.047620	47199	7.66	104%	graph
gov.weather  [v4R] 2/0.295541s  [v6R] 2/0.275993s	0.361557	124920	2.64	0.322387	124920	2.96	112%	graph
gov.weather.airquality  (https)	0.191234	24903	0.99	0.088004	24903	2.16	217%	graph
gov.weather.digital  (https)	0.136950	45161	2.53	0.183223	45161	1.88	74%	graph
gov.weather.forecast  (https)  [v4R] 1/0.037783s  [v6R] 1/0.308493s	0.111137	124920	8.59	0.353715	124920	2.70	31%	graph
gov.weather.radar  (https)	0.086024	28400	2.52	0.078732	28400	2.78	110%	graph
• gov.weather.www  (https)	0.062141	124920	15.37	0.064596	124920	14.89	97%	graph
org.purl  [v4R] 2/0.397530s	1.408394	5368	0.03	0.103680	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (6/6), 70% of all linked domains (19/27)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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