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 2025.09.21 -

gov.savingsbonds. | Department of the Treasury	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	0.228846	77017	2.58	0.408312	77156	1.44	56%	graph
com.twitter  (https)  [v4R] 1/0.077180s	0.213375	221530	7.93	0.001229	0	0	n/a	graph
com.youtube.www  (https)	0.176155	664250	28.79	0.173137	659855	29.10	101%	graph
gov.data.www  (https)  [v4R] 1/0.205805s  [v6R] 1/0.217823s	0.233377	120003	3.93	0.238434	120003	3.85	98%	graph
gov.regulations.www  (https)	0.026407	3411	1.00	0.026807	3411	1.00	100%	graph
• gov.savingsbonds.www  (https)  [v4R] 1/0.063124s  [v6R] 1/0.295215s	0.146079	34460	1.80	0.681618	34460	0.39	21%	graph
gov.treasury.fiscal  (https)	0.146065	69085	3.61	0.506484	69085	1.04	29%	graph
gov.treasury.fiscaldata  (https)	0.613633	476998	5.94	0.992179	476998	3.67	62%	graph
gov.treasury.www  (https)	0.000	0	0	0.000	0	0	n/a	graph
gov.usa.www  (https)	0.021150	48043	17.45	0.019617	48043	19.29	111%	graph
gov.usaspending.www  (https)	0.323185	2983	0.07	0.320402	2983	0.07	101%	graph
IPv6 operational: 100% of linked subdomains (1/1), 82% of all linked domains (9/11)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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