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 2025.08.18 -

gov.search. | 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] 1/0.105869s  [v6R] 1/0.077520s	0.281989	75688	2.05	0.175032	78051	3.40	166%	graph
com.github  (https)	0.028358	554466	151.08	0.003394	0	0	n/a	graph
com.googletagmanager.www  (https)	0.043785	1561	0.28	0.035116	1561	0.34	123%	graph
com.linkedin.www  (https)	0.195009	139072	5.44	0.179992	139031	5.93	109%	graph
com.twitter  (https)  [v4R] 1/0.091003s	0.205801	276621	10.29	0.003385	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.035849s  [v6R] 1/0.040807s	0.210862	671271	24.39	0.213141	668617	23.95	98%	graph
gov.digital  (https)	0.376038	56649	1.15	0.027317	56649	16.01	1393%	graph
gov.gsa.www  [v4R] 1/0.009674s  [v6R] 1/0.009429s	0.088758	216173	18.74	0.033936	216173	49.98	267%	graph
gov.gsa.www  (https)	0.025565	216173	65.97	0.038519	216173	43.40	66%	graph
gov.gsaig.www  (https)	0.626666	63119	0.77	0.700492	63119	0.69	89%	graph
• gov.search.www  (https)  [v4R] 1/0.042244s  [v6R] 1/0.034370s	0.335426	33152	0.76	0.051679	33152	4.96	657%	graph
gov.usa.search  (https)	0.022036	595	0.21	0.028882	595	0.16	79%	graph
gov.usa.www  (https)	0.030979	48047	12.22	0.025439	48047	14.66	120%	graph
IPv6 operational: 100% of linked subdomains (1/1), 85% of all linked domains (11/13)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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