gov.airnow.

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 2025.04.20 -

gov.airnow. | Environmental Protection Agency v4[s] v4[B] v4[Mbps] v6[s] v6[B] v6[Mbps] 6/4[Mbps] v4|v6
com.cloudflare.cdnjs  (https)
0.04831088911.410.05364988911.2891%graph
com.facebook.www  (https)  [v6R] 1/0.050953s
0.177410789843.400.144324792984.20123%graph
com.googletagmanager.www  (https)
0.02761015610.440.02983515610.4193%graph
com.servicenowservices.usepa  (https)  [v4R] 1/0.423268s
0.484388251080.400.00753800n/agraph
com.twitter  (https)  [v4R] 1/0.059831s
0.15833725768212.440.00118400n/agraph
gov.airnow.fire  (https)
0.03566822350.490.03101722350.55113%graph
gov.airnow.www  (https)
0.222132992623.410.0307829926225.24740%graph
gov.epa.gispub  (https)  [v4R] 1/0.070369s
0.08160732420.310.00748500n/agraph
gov.epa.www  (https)
0.0273256348117.940.0265186348118.63104%graph
gov.epa.www3  (https)  [v4R] 1/0.092688s  [v6R] 1/0.072825s
0.127770634813.810.101162634814.80126%graph
info.enviroflash.feeds  (https)
0.073135106321.110.00341500n/agraph
info.enviroflash.www  [v4R] 1/0.029029s
0.11714880710.530.00123400n/agraph
info.enviroflash.www  (https)
0.06547480710.950.00118000n/agraph
net.jsdelivr.cdn  (https)  [v4R] 1/0.037538s  [v6R] 1/0.020995s
0.226941467831.580.063647467835.67359%graph
org.airnowapi.docs  (https)
0.07167552180.560.00120100n/agraph
IPv6 operational: 100% of linked subdomains (2/2), 53% of all linked domains (8/15)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