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.acl. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	0.417382	422699	7.73	0.782960	423939	4.14	53%	graph
com.linkedin.www  (https)	0.232350	141608	4.66	0.244545	141608	4.43	95%	graph
com.x  (https)	0.215012	266111	9.44	0.005223	0	0	n/a	graph
com.youtube.www  (https)	0.239165	818396	26.12	0.518897	817854	12.05	46%	graph
gov.acl  [v4R] 1/0.246194s	1.471553	83227	0.43	0.002822	0	0	n/a	graph
gov.acl  (https)	0.521992	83227	1.22	0.006362	0	0	n/a	graph
gov.acl.agid  (https)	0.270024	458	0.01	0.061000	458	0.06	443%	graph
• gov.acl.www  (https)  [v4R] 1/0.309912s	0.511256	83227	1.24	0.006290	0	0	n/a	graph
gov.grants.www  [v4R] 1/0.021358s  [v6R] 1/0.022529s	0.067442	62186	7.08	0.296397	62186	1.60	23%	graph
gov.hhs.www	0.032277	365	0.09	0.018192	363	0.15	177%	graph
gov.hhs.www  (https)	0.050556	365	0.06	0.045571	365	0.06	111%	graph
gov.usa.www  [v4R] 1/0.011539s  [v6R] 1/1.012773s	0.038949	47199	9.48	1.043010	47199	0.35	4%	graph
gov.whitehouse.www  [v4R] 1/0.012396s  [v6R] 1/0.010728s	0.122563	295348	18.47	0.076754	295348	29.65	161%	graph
net.jsdelivr.cdn  (https)  [v4R] 1/0.263001s  [v6R] 1/0.061264s	0.343017	48904	1.09	0.142543	48904	2.63	242%	graph
IPv6 operational: 25% of linked subdomains (1/4), 71% of all linked domains (10/14)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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