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.encuentraapoyo. | 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)  [v4R] 50/1.348044s  [v6R] 50/1.510946s	1.371250	0	0	1.537997	0	0	n/a	graph
com.facebook.www  (https)	0.385266	422700	8.38	0.444157	423420	7.28	87%	graph
com.googletagmanager.www  (https)	0.039197	1561	0.31	0.047444	1561	0.25	83%	graph
com.instagram.www  (https)	0.415415	395812	7.28	0.548855	396093	5.51	76%	graph
com.linkedin.www  (https)	0.249695	141608	4.34	0.190244	141608	5.69	131%	graph
com.x  (https)	0.487965	266111	4.17	0.004112	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.050603s  [v6R] 1/0.083210s	0.538589	817134	11.59	0.321531	836821	19.89	172%	graph
com.youtube.www  (https)	0.278560	836821	22.97	0.246630	838975	26.02	113%	graph
• gov.encuentraapoyo.www  (https)  [v4R] 2/0.160339s	0.736752	713824	7.40	0.017807	0	0	n/a	graph
gov.findtreatment  (https)	0.034485	4987	1.12	0.126694	4987	0.30	27%	graph
gov.gpo.orders  (https)	1.165484	126793	0.83	1.137741	126793	0.85	102%	graph
gov.hhs.oig  (https)	0.112867	49840	3.40	0.005217	0	0	n/a	graph
gov.hhs.www  (https)	0.293939	365	0.01	0.054074	365	0.05	543%	graph
gov.samhsa.datatools  (https)	0.088267	3291	0.29	0.008393	0	0	n/a	graph
gov.samhsa.intranet  (https)	0.000	0	0	0.007436	0	0	n/a	graph
gov.samhsa.library  (https)	0.067879	118	0.01	0.006288	0	0	n/a	graph
gov.samhsa.www  (https)	0.417136	713468	13.05	0.006286	0	0	n/a	graph
gov.usa.www  (https)	0.034284	47199	10.59	0.035358	47199	10.29	97%	graph
net.veteranscrisisline.www  (https)	0.086205	24108	2.14	0.093244	24105	1.98	92%	graph
org.988lifeline  (https)	0.070765	319341	34.81	0.053866	319341	45.97	132%	graph
IPv6 operational: 0% of linked subdomains (0/1), 60% of all linked domains (12/20)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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