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 2025.09.15 -

gov.digital. | 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] 1/0.115242s  [v6R] 1/0.125512s	0.384348	77226	1.53	0.510195	77368	1.16	75%	graph
com.github  (https)	0.078080	558265	54.61	0.003400	0	0	n/a	graph
com.linkedin.www  (https)	0.227717	138898	4.67	0.192551	138971	5.52	118%	graph
com.twitter  (https)  [v4R] 1/0.063997s	0.218020	219475	7.68	0.003396	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.050095s  [v6R] 1/0.050649s	0.246068	656597	20.36	0.292931	658973	17.22	85%	graph
gov.digital  (https)	0.385975	57697	1.14	0.046276	57697	9.57	837%	graph
• gov.digital.www  (https)  [v4R] 1/0.050145s  [v6R] 1/0.035408s	1.142817	57697	0.39	0.061146	57697	7.22	1872%	graph
gov.gsa.18f  (https)	0.015799	0	0	0.015966	0	0	n/a	graph
gov.gsa.www  [v4R] 1/0.024395s  [v6R] 1/0.026614s	0.059167	206842	26.75	0.065467	206842	24.28	91%	graph
gov.gsa.www  (https)	0.052971	206842	30.35	0.051752	206842	30.94	102%	graph
gov.gsaig.www  (https)	0.246699	62402	1.94	0.263437	62402	1.81	94%	graph
gov.section508.www  (https)	0.035640	34643	7.55	0.038403	34643	6.96	92%	graph
gov.usa.www  (https)	0.042110	47992	8.72	0.052344	47992	7.04	81%	graph
IPv6 operational: 100% of linked subdomains (2/2), 77% of all linked domains (10/13)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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