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 2025.09.17 -

gov.cms. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.106517s  [v6R] 1/0.106895s	0.296369	77999	2.01	0.322968	78129	1.85	92%	graph
com.linkedin.www  (https)	0.275962	138898	3.85	0.199657	138894	5.33	138%	graph
com.twitter  (https)  [v4R] 1/0.070491s	0.187073	221001	9.02	0.003378	0	0	n/a	graph
com.youtube.www  (https)	0.180897	657057	27.85	0.202554	659679	24.92	89%	graph
gov.cms.agentbrokerfaq.www  (https)  [v4R] 1/0.173548s	0.333660	68631	1.57	0.001195	0	0	n/a	graph
gov.cms.cmsnationaltrainingprogram  (https)	0.149143	42621	2.18	0.003349	0	0	n/a	graph
gov.cms.developer  (https)	0.125716	69116	4.22	0.231035	69116	2.28	54%	graph
gov.cms.innovation  (https)  [v4R] 2/0.300597s  [v6R] 2/0.116886s	0.317926	218204	5.25	0.164941	218204	10.15	193%	graph
• gov.cms.www  (https)	0.060355	221131	28.12	0.048252	221131	35.15	125%	graph
gov.healthcare.data  (https)	0.097179	12089	0.95	0.048360	12110	1.92	202%	graph
gov.healthcare.localhelp  (https)  [v4R] 1/0.124071s  [v6R] 1/0.058878s	0.183864	2048	0.09	0.107139	2048	0.15	171%	graph
gov.healthcare.www  (https)	0.052656	376570	55.25	0.042893	376570	68.40	124%	graph
gov.hhs.oig.www  (https)	0.082726	35796	3.33	0.003339	0	0	n/a	graph
gov.hhs.www	0.013187	365	0.21	0.025397	363	0.11	52%	graph
gov.hhs.www  (https)	0.028557	365	0.10	0.029006	365	0.10	97%	graph
gov.insurekidsnow.www  (https)	0.072599	46741	4.95	0.120931	46763	2.97	60%	graph
gov.medicaid.www  [v4R] 1/0.097003s  [v6R] 1/0.032950s	0.133523	296406	17.00	0.071951	296406	31.85	187%	graph
gov.medicaid.www  (https)	0.114138	296406	19.84	0.075704	297452	30.26	153%	graph
gov.medicare.www  (https)	0.056115	95628	13.03	0.056922	95553	13.02	100%	graph
gov.usa.www  (https)	0.023639	48043	15.94	0.022469	48043	16.66	105%	graph
net.jsdelivr.cdn  (https)  [v4R] 1/0.027695s  [v6R] 1/0.034181s	0.223356	46807	1.60	0.085776	46807	4.20	262%	graph
IPv6 operational: 60% of linked subdomains (3/5), 81% of all linked domains (17/21)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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