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.medlineplus. | 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)	0.056828	1561	0.21	0.053005	1561	0.22	106%	graph
gov.clinicaltrials  (https)	0.046897	94295	15.64	0.051085	94295	14.11	90%	graph
gov.hhs.www  (https)	0.032637	365	0.09	0.037894	365	0.08	86%	graph
gov.medlineplus  (https)	0.033119	26411	6.11	0.049118	26411	4.11	67%	graph
gov.medlineplus.magazine  (https)	1.835156	58270	0.24	0.013510	0	0	n/a	graph
• gov.medlineplus.www  (https)	0.043443	26411	4.69	0.025497	26411	8.06	172%	graph
gov.nih.nlm.support  (https)	0.236014	44020	1.42	0.008330	0	0	n/a	graph
gov.nih.nlm.www  (https)	0.124504	33490	2.06	0.084296	33490	3.04	148%	graph
gov.nih.www  (https)	0.060380	62629	7.96	0.073804	62629	6.55	82%	graph
gov.usa.www  (https)	0.039001	47199	9.23	0.036189	47199	10.00	108%	graph
IPv6 operational: 67% of linked subdomains (2/3), 80% of all linked domains (8/10)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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