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 2026.07.21 -

gov.plainlanguage. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.github  (https)	1.657406	578275	2.66	0.003031	0	0	n/a	graph
com.googletagmanager.www  (https)	0.079147	1561	0.15	0.274409	1561	0.04	29%	graph
gov.digital  (https)	0.337653	34999	0.79	0.044746	34999	6.07	766%	graph
gov.gsa.www  [v4R] 1/0.010940s  [v6R] 1/0.015701s	0.392913	188512	3.67	0.089514	188512	16.16	440%	graph
gov.gsa.www  (https)	0.062416	188512	23.20	0.043840	188512	33.45	144%	graph
gov.gsaig.www  (https)	0.172527	65501	2.91	0.376644	65501	1.33	46%	graph
• gov.plainlanguage.www  (https)  [v4R] 1/0.044048s  [v6R] 1/0.044325s	0.340041	25341	0.57	0.083651	25341	2.33	410%	graph
gov.usa.www  (https)	0.065713	47199	5.54	0.047736	47199	7.66	138%	graph
IPv6 operational: 100% of linked subdomains (1/1), 88% of all linked domains (7/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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