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 2025.09.16 -

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)	0.206879	78343	2.90	0.195931	78462	3.07	106%	graph
com.github  (https)	0.030650	559282	142.23	0.001205	0	0	n/a	graph
com.linkedin.www  (https)	0.180690	138894	5.89	0.151551	138971	7.02	119%	graph
com.twitter  (https)  [v4R] 1/0.068947s	0.200578	220825	8.42	0.003454	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.034847s  [v6R] 1/0.036837s	0.200100	657185	25.07	0.228581	661443	22.13	88%	graph
gov.digital  (https)	0.371809	57697	1.19	0.026184	57697	16.93	1427%	graph
• gov.digital.www  (https)  [v4R] 1/0.034027s  [v6R] 1/0.031600s	0.070760	57697	6.29	0.052354	57697	8.47	135%	graph
gov.gsa.18f  (https)	0.065563	0	0	0.015768	0	0	n/a	graph
gov.gsa.www  [v4R] 1/0.014792s  [v6R] 1/0.017483s	0.040814	206785	39.44	0.042730	206785	37.56	95%	graph
gov.gsa.www  (https)	0.027117	206785	58.43	0.028110	206785	56.34	96%	graph
gov.gsaig.www  (https)	0.699851	62291	0.68	0.633037	62291	0.75	110%	graph
gov.section508.www  (https)	0.021830	34643	12.59	0.023754	34643	11.49	91%	graph
gov.usa.www  (https)	0.020636	47992	18.31	0.024505	47992	15.26	83%	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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