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 2025.04.16 -

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)  [v6R] 1/0.036770s	0.160289	76511	3.65	0.141185	76932	4.16	114%	graph
com.linkedin.www  (https)	0.240519	137993	4.39	0.149833	137993	7.07	161%	graph
com.twitter  (https)  [v4R] 1/0.065423s	0.158955	256336	12.38	0.003473	0	0	n/a	graph
com.youtube.www  (https)	0.181873	590931	24.91	0.141669	599790	32.45	130%	graph
gov.cms.agentbrokerfaq.www  (https)  [v4R] 1/0.107886s	0.294739	68491	1.78	0.007522	0	0	n/a	graph
gov.cms.cmsnationaltrainingprogram  (https)	0.151755	42621	2.15	0.015672	0	0	n/a	graph
gov.cms.developer  (https)	0.152485	69116	3.47	0.208232	69116	2.54	73%	graph
gov.cms.innovation  (https)  [v4R] 2/0.209765s  [v6R] 2/0.175420s	0.241512	186881	5.92	0.296768	186881	4.82	81%	graph
• gov.cms.www  (https)	0.066788	185311	21.42	0.046004	185311	30.74	143%	graph
gov.healthcare.data  (https)	0.071499	11961	1.29	0.144960	11978	0.63	49%	graph
gov.healthcare.localhelp  (https)  [v4R] 1/0.037495s  [v6R] 1/0.127478s	0.102946	2042	0.15	0.215296	2042	0.07	47%	graph
gov.healthcare.www  (https)	0.126094	383461	23.22	0.062623	383461	47.19	203%	graph
gov.hhs.oig.www  (https)	0.168196	39558	1.80	0.008947	0	0	n/a	graph
gov.hhs.www	0.020275	365	0.14	0.016886	361	0.17	124%	graph
gov.hhs.www  (https)	0.033643	363	0.08	0.028697	365	0.10	118%	graph
gov.insurekidsnow.www  (https)	0.068374	48958	5.49	0.085771	48982	4.40	80%	graph
gov.medicaid.www  [v4R] 1/0.123218s  [v6R] 1/0.084246s	0.210227	289299	10.51	0.128995	289299	17.24	164%	graph
gov.medicaid.www  (https)	0.047712	289299	46.96	0.036607	289299	61.31	131%	graph
gov.medicare.www  (https)	0.095358	93051	7.47	0.044763	93051	16.13	216%	graph
gov.usa.www  (https)	0.026007	49915	14.65	0.022231	49915	17.31	118%	graph
net.jsdelivr.cdn  (https)  [v4R] 1/0.038555s  [v6R] 1/0.032638s	0.099210	46783	3.61	0.069453	46783	5.17	143%	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

For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov