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 2025.12.16 -

gov.samhsa. | 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)	0.043668	8891	1.58	0.043049	8891	1.58	100%	graph
com.facebook.www  (https)  [v4R] 1/0.065220s  [v6R] 1/0.140325s	0.121838	77202	4.87	0.423348	385569	6.95	143%	graph
com.googletagmanager.www  (https)	0.031759	1561	0.38	0.029214	1561	0.41	107%	graph
com.instagram.www  (https)	0.252040	809774	24.52	0.288383	818887	21.69	88%	graph
com.linkedin.www  (https)	0.217876	140057	4.92	0.269984	140062	3.97	81%	graph
com.x  (https)	0.106875	226581	16.31	0.003035	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.043446s  [v6R] 1/0.042265s	0.229059	695934	23.19	0.274806	697073	19.41	84%	graph
com.youtube.www  (https)	0.198160	696564	26.84	0.165759	694873	32.13	120%	graph
gov.findtreatment  (https)	0.120994	4539	0.29	0.124821	4539	0.28	97%	graph
gov.gpo.orders  (https)	2.212611	139795	0.48	2.215650	139795	0.48	100%	graph
gov.hhs.oig  (https)	0.055004	38783	5.38	0.003032	0	0	n/a	graph
gov.hhs.www  (https)	0.137900	365	0.02	0.105107	363	0.03	130%	graph
gov.samhsa.datatools  (https)	0.084142	3903	0.35	0.006416	0	0	n/a	graph
gov.samhsa.dpt2  (https)	0.053594	6853	0.99	0.005191	0	0	n/a	graph
gov.samhsa.intranet  (https)	0.000	0	0	0.006352	0	0	n/a	graph
gov.samhsa.library  (https)	0.114770	249046	16.67	0.006283	0	0	n/a	graph
• gov.samhsa.www  (https)	0.164995	787436	36.63	0.003036	0	0	n/a	graph
gov.usa.www  (https)	0.029516	47100	12.39	0.027598	47100	13.31	107%	graph
net.veteranscrisisline.www  (https)	0.061183	24077	3.01	0.047789	24078	3.91	130%	graph
org.988lifeline  (https)	0.046140	310260	51.46	0.046146	310260	51.46	100%	graph
IPv6 operational: 0% of linked subdomains (0/5), 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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