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 2025.07.15 -

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)	0.064054	8891	1.06	0.052995	8891	1.30	123%	graph
com.facebook.www  (https)  [v6R] 1/0.043233s	0.117870	77796	5.07	0.118607	75480	4.88	96%	graph
com.googletagmanager.www  (https)	0.029363	1561	0.41	0.026856	1561	0.46	112%	graph
com.instagram.www  (https)	0.291254	448156	11.75	0.390929	448138	8.77	75%	graph
com.linkedin.www  (https)	0.320148	138954	3.31	0.212260	139075	5.00	151%	graph
com.x  (https)	0.113571	271956	18.36	0.003344	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.038485s  [v6R] 1/0.042782s	0.286520	604698	16.13	0.267108	609556	17.42	108%	graph
com.youtube.www  (https)	0.192234	607017	24.12	0.128427	605159	36.07	150%	graph
gov.findtreatment  (https)	0.032428	4539	1.08	0.031810	4539	1.12	103%	graph
gov.gpo.orders  (https)	1.587410	140633	0.68	1.588492	140633	0.68	100%	graph
gov.hhs.oig  (https)	0.104632	36379	2.67	0.003367	0	0	n/a	graph
gov.hhs.www  (https)	0.036208	365	0.08	0.029164	365	0.10	124%	graph
• gov.mentalhealth.www  (https)  [v4R] 1/0.021626s	0.194611	827561	32.55	0.003312	0	0	n/a	graph
gov.samhsa.datatools  (https)	0.139277	3903	0.21	0.007519	0	0	n/a	graph
gov.samhsa.dpt2  (https)	0.071013	6853	0.74	0.007517	0	0	n/a	graph
gov.samhsa.intranet  (https)	0.000	0	0	0.007518	0	0	n/a	graph
gov.samhsa.library  (https)	0.142452	247109	13.28	0.015628	0	0	n/a	graph
gov.samhsa.www  (https)	0.183469	813569	33.92	0.003338	0	0	n/a	graph
gov.usa.www  (https)	0.025771	48043	14.66	0.025681	48043	14.66	100%	graph
net.veteranscrisisline.www  (https)	0.057590	23172	3.10	0.045266	23171	3.93	127%	graph
org.988lifeline  (https)	0.052248	300500	44.09	0.059700	300500	38.86	88%	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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