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 2025.11.17 -

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)	0.056083	8891	1.21	0.052648	8891	1.30	108%	graph
com.facebook.www  (https)  [v4R] 1/0.078242s  [v6R] 1/0.069115s	0.424687	77153	1.39	0.200405	77020	2.94	212%	graph
com.googletagmanager.www  (https)	0.059899	1561	0.20	0.033634	1561	0.36	179%	graph
com.instagram.www  (https)	0.359431	361848	7.69	0.908458	753701	6.33	82%	graph
com.linkedin.www  (https)	0.232748	139453	4.59	0.318318	138179	3.32	72%	graph
com.x  (https)	0.165088	218982	10.13	0.004118	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.045130s  [v6R] 1/0.053838s	0.260778	713340	20.93	0.270353	714418	20.19	96%	graph
com.youtube.www  (https)	0.209530	718002	26.21	0.287753	710180	18.88	72%	graph
gov.findtreatment  (https)	0.167061	4539	0.21	0.150287	4539	0.23	111%	graph
gov.gpo.orders  (https)	2.216711	139794	0.48	2.230907	139794	0.48	99%	graph
gov.hhs.oig  (https)	0.293809	37789	0.98	0.003031	0	0	n/a	graph
gov.hhs.www  (https)	1.058785	365	0.00	0.051359	365	0.05	2080%	graph
• gov.mentalhealth.www  (https)  [v4R] 1/0.046184s	1.641353	803172	3.73	0.003030	0	0	n/a	graph
gov.samhsa.datatools  (https)	0.086375	3903	0.35	0.007391	0	0	n/a	graph
gov.samhsa.dpt2  (https)	0.091355	6853	0.57	0.007386	0	0	n/a	graph
gov.samhsa.intranet  (https)	0.000	0	0	0.006272	0	0	n/a	graph
gov.samhsa.library  (https)	0.958614	250047	1.99	0.006330	0	0	n/a	graph
gov.samhsa.www  (https)	0.999372	795783	6.08	0.007439	0	0	n/a	graph
gov.usa.www  (https)	0.039985	47037	9.20	1.328446	47037	0.27	3%	graph
net.veteranscrisisline.www  (https)	0.078307	24085	2.36	0.497353	24084	0.37	16%	graph
org.988lifeline  (https)	0.143317	310260	16.55	0.357777	310260	6.63	40%	graph
IPv6 operational: 0% of linked subdomains (0/1), 62% of all linked domains (13/21)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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