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 2026.07.01 -

gov.mentalhealth. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.cloudflare.cdnjs  (https)	0.504905	8891	0.13	0.056788	8891	1.21	900%	graph
com.facebook.www  (https)  [v4R] 1/0.390133s	1.328053	431172	2.48	2.798516	428532	1.17	47%	graph
com.googletagmanager.www  (https)	0.286027	1561	0.04	0.066810	1561	0.18	433%	graph
com.instagram.www  (https)	1.526350	411628	2.06	0.750741	411694	4.19	203%	graph
com.linkedin.www  (https)	0.209084	140327	5.12	1.090734	141606	0.99	19%	graph
com.x  (https)	1.549364	280445	1.38	0.017985	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.073224s  [v6R] 1/0.056835s	0.622991	766076	9.40	0.391831	768686	15.00	160%	graph
com.youtube.www  (https)	0.279328	770098	21.06	0.348734	771219	16.91	80%	graph
gov.findtreatment  (https)	0.147793	4546	0.24	0.128602	4546	0.27	115%	graph
gov.gpo.orders  (https)	1.491017	137603	0.70	4.915867	137603	0.21	30%	graph
gov.hhs.oig  (https)	0.277666	51161	1.41	0.004225	0	0	n/a	graph
gov.hhs.www  (https)	0.294603	365	0.01	0.049686	365	0.06	600%	graph
• gov.mentalhealth.www  (https)	0.000	0	0	0.003032	0	0	n/a	graph
gov.samhsa.datatools  (https)	0.540991	3291	0.05	0.006389	0	0	n/a	graph
gov.samhsa.intranet  (https)	0.000	0	0	0.006056	0	0	n/a	graph
gov.samhsa.library  (https)	0.495697	118	0.00	0.007359	0	0	n/a	graph
gov.samhsa.www  (https)	0.000	0	0	0.008402	0	0	n/a	graph
gov.usa.www  (https)	0.080669	47199	4.50	0.256295	47199	1.41	31%	graph
net.veteranscrisisline.www  (https)	0.085434	24108	2.16	0.093391	24108	1.98	91%	graph
org.988lifeline  (https)	0.143378	319341	17.04	0.130610	319341	18.74	110%	graph
IPv6 operational: 0% of linked subdomains (0/1), 65% of all linked domains (13/20)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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