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 2025.05.08 -

gov.usability. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.081783s	0.215609	74606	2.65	0.103570	77251	5.72	216%	graph
com.github  (https)	0.026262	282561	82.91	0.003533	0	0	n/a	graph
com.googletagmanager.www  (https)	0.028300	1561	0.43	0.029564	1561	0.41	97%	graph
com.linkedin.www  (https)	0.218105	138420	4.84	0.195522	138461	5.42	112%	graph
com.twitter  (https)  [v4R] 1/0.067371s	0.170072	263266	11.82	0.001183	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.037053s  [v6R] 1/0.042473s	0.214906	603034	21.50	0.166774	601395	27.64	129%	graph
gov.18f.methods  (https)	0.007550	0	0	0.007628	0	0	n/a	graph
gov.dhs.www  (https)	0.075873	110781	11.27	0.047683	110802	17.99	160%	graph
gov.digital  (https)	0.376198	56976	1.16	0.029392	56976	14.99	1297%	graph
gov.gsa.18f  (https)	0.003364	0	0	0.003291	0	0	n/a	graph
gov.gsa.www  [v4R] 1/0.004591s  [v6R] 1/0.007328s	0.027364	216016	61.04	0.034790	216016	48.47	79%	graph
gov.gsa.www  (https)	0.022200	216016	74.91	0.022484	216016	74.91	100%	graph
gov.gsaig.www  (https)	0.542448	60518	0.85	2.209702	60518	0.21	25%	graph
gov.justice.www  (https)	0.093133	101047	8.29	0.035951	101047	22.03	266%	graph
gov.search  (https)	0.359742	28155	0.60	0.027771	28155	7.96	1330%	graph
gov.usa.blog  (https)	0.085684	52054	4.67	0.049131	52054	8.10	173%	graph
gov.usa.www  (https)	0.019797	49915	20.04	0.018405	49915	21.16	106%	graph
• gov.usability.www  (https)  [v4R] 1/0.042844s  [v6R] 1/0.033346s	0.424674	88696	1.60	0.068527	88696	9.95	624%	graph
IPv6 operational: 100% of linked subdomains (1/1), 78% of all linked domains (14/18)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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