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 2026.09.22 -

gov.epa. | Environmental Protection Agency	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.060547s  [v6R] 1/0.116832s	0.358175	453831	9.67	0.627129	453889	5.52	57%	graph
com.googletagmanager.www  (https)	0.053071	1561	0.22	0.048957	1561	0.25	110%	graph
com.instagram.www  (https)	1.328646	412648	2.37	0.431754	412725	7.31	308%	graph
com.x  (https)	0.141850	32812	1.78	0.005179	0	0	n/a	graph
com.youtube.www  (https)	0.235119	879034	28.54	0.240665	882730	28.06	98%	graph
gov.epa.echo  (https)	0.327036	70939	1.66	0.143391	70939	3.78	229%	graph
gov.epa.espanol  (https)	0.044060	55987	9.71	0.072540	55987	5.93	61%	graph
• gov.epa.www  (https)	1.099400	64713	0.45	0.064531	64713	7.71	1717%	graph
gov.regulations.www  (https)	0.078508	919	0.09	0.033401	919	0.21	236%	graph
gov.usa.www  (https)	0.034964	48215	10.82	0.280498	48215	1.31	12%	graph
gov.whitehouse.www  (https)	0.263694	319908	9.28	1.164623	319908	2.10	23%	graph
IPv6 operational: 100% of linked subdomains (3/3), 91% of all linked domains (10/11)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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