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 2025.09.03 -

gov.nlm. | 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] 1/0.111522s  [v6R] 1/0.068123s	0.279627	73299	2.00	0.205705	76605	2.85	142%	graph
com.fontawesome.use  (https)	0.075627	27150	2.76	0.083830	27150	2.50	90%	graph
com.google.www  (https)	0.051320	17406	2.60	0.061779	17361	2.17	83%	graph
com.googleapis.fonts  (https)	0.035237	1621	0.35	0.037122	1621	0.33	95%	graph
com.gstatic.fonts  (https)	0.023932	1561	0.52	0.022759	1561	0.54	105%	graph
com.linkedin.www  (https)	0.187613	139305	5.68	0.152418	139296	6.99	123%	graph
com.twitter  (https)  [v4R] 1/0.061673s	0.183055	248908	10.38	0.003380	0	0	n/a	graph
com.youtube.www  (https)	0.246357	668405	20.73	0.195744	666580	26.08	126%	graph
gov.clinicaltrials  (https)	0.038086	85758	17.22	0.034473	85758	19.24	112%	graph
gov.hhs.www  (https)	0.034945	365	0.08	0.032185	365	0.09	106%	graph
gov.medlineplus  (https)	0.025560	26376	8.05	0.034506	26376	5.92	74%	graph
gov.medlineplus.magazine  (https)	1.261652	58207	0.35	0.007589	0	0	n/a	graph
gov.nih.nlm.ncbi.blast  (https)  [v4R] 1/0.039088s  [v6R] 1/0.032455s	0.221006	31654	1.09	0.358496	31654	0.67	62%	graph
gov.nih.nlm.ncbi.www  (https)	0.063691	37806	4.58	0.038174	37806	7.59	166%	graph
gov.nih.nlm.openi  (https)	0.055507	1146	0.16	0.053603	1146	0.16	104%	graph
gov.nih.nlm.uts  (https)	0.076891	4596	0.46	0.070668	4596	0.50	109%	graph
gov.nih.nlm.www  (https)	0.089822	34718	2.98	0.078133	34718	3.40	114%	graph
gov.nih.www  (https)	0.109870	63748	4.46	0.062970	63748	7.84	176%	graph
• gov.nlm.www  (https)  [v4R] 1/0.076687s  [v6R] 1/0.031526s	0.741329	34718	0.36	0.087732	34718	3.04	852%	graph
gov.usa.www  (https)	0.026233	47992	14.08	0.026302	47992	14.08	100%	graph
org.purl  [v4R] 2/0.350153s	1.360757	5368	0.03	0.064093	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 86% of all linked domains (18/21)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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