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 2025.09.20 -

gov.healthit. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.googletagmanager.www  (https)	0.031956	1561	0.38	0.029796	1561	0.41	107%	graph
com.linkedin.www  [v4R] 1/0.061183s  [v6R] 1/0.039648s	0.203815	138894	5.22	0.232265	138971	4.57	88%	graph
com.linkedin.www  (https)	0.132731	138898	8.03	0.182560	138894	5.82	73%	graph
com.twitter.www  [v4R] 3/0.229524s	0.355092	221528	4.76	0.001197	0	0	n/a	graph
com.x  (https)	0.134982	221528	12.61	0.004629	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.021031s  [v6R] 1/0.028029s	0.191436	661992	26.44	0.168646	661861	30.06	114%	graph
gov.govinfo.www  (https)	0.087026	63435	5.56	0.079327	63435	6.13	110%	graph
gov.healthit.www	0.007440	0	0	0.003371	0	0	n/a	graph
• gov.healthit.www  (https)	0.018302	118	0.05	0.001180	0	0	n/a	graph
gov.hhs.www	0.084998	365	0.03	0.016103	365	0.17	525%	graph
gov.hhs.www  (https)	0.121674	365	0.02	0.030128	365	0.09	403%	graph
gov.ssa.blog  (https)	0.339083	69904	1.57	0.055943	69904	9.70	616%	graph
gov.ssa.www  (https)	0.041182	365	0.07	0.058572	365	0.05	71%	graph
gov.usa.gobierno  (https)  [v4R] 1/0.287647s  [v6R] 1/0.214576s	0.318491	49980	1.20	0.235349	49980	1.62	135%	graph
gov.usa.www  [v4R] 1/0.006007s  [v6R] 1/0.005802s	0.026876	48043	14.10	0.027021	48043	13.58	96%	graph
IPv6 operational: 0% of linked subdomains (0/2), 73% of all linked domains (11/15)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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