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 2025.04.17 -

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] 2/0.084568s  [v6R] 2/0.042581s	0.258211	76750	2.27	0.149681	74400	3.81	168%	graph
com.twitter  (https)  [v4R] 1/0.064043s	0.166138	256922	11.81	0.003378	0	0	n/a	graph
gov.noaa.ncep.www	0.003300	0	0	0.015720	0	0	n/a	graph
gov.noaa.swpc.www  (https)	0.094258	80526	6.54	0.025010	80526	24.57	376%	graph
gov.noaa.www  [v4R] 1/0.023316s  [v6R] 1/0.110260s	0.043017	919	0.16	0.129054	919	0.05	33%	graph
• gov.spaceweather.www  (https)	0.256898	80796	2.41	0.029184	80796	21.26	883%	graph
gov.usa.www  [v4R] 1/0.009598s  [v6R] 1/0.009777s	0.031096	49915	12.28	0.037222	49915	10.29	84%	graph
gov.weather.www  [v4R] 1/0.014944s  [v6R] 1/0.020897s	0.049091	153224	23.86	0.077129	153224	15.18	64%	graph
IPv6 operational: 100% of linked subdomains (1/1), 75% of all linked domains (6/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov