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 2025.07.05 -

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] 1/0.037073s  [v6R] 1/0.032610s	0.108344	75328	5.32	0.093401	75468	6.19	116%	graph
com.fontawesome.use  (https)	0.085907	27150	2.44	0.084435	27150	2.47	101%	graph
com.google.www  (https)	0.066932	18459	2.13	0.056727	18507	2.52	118%	graph
com.googleapis.fonts  (https)	0.038289	1621	0.33	0.035447	1621	0.35	109%	graph
com.gstatic.fonts  (https)	0.023791	1561	0.52	0.023998	1561	0.52	100%	graph
com.linkedin.www  (https)	0.184462	138652	5.75	0.206685	139075	5.15	90%	graph
com.twitter  (https)  [v4R] 1/0.053828s	0.870415	268995	2.36	0.001179	0	0	n/a	graph
com.youtube.www  (https)	0.191561	606721	24.24	0.264383	610208	17.63	73%	graph
gov.clinicaltrials  (https)	0.032048	86629	20.65	0.034588	86629	19.44	94%	graph
gov.hhs.www  (https)	0.026401	365	0.11	0.092094	365	0.03	28%	graph
gov.medlineplus  (https)	0.023057	26542	8.80	0.027388	26542	7.50	85%	graph
gov.medlineplus.magazine  (https)	1.342693	58251	0.33	0.015700	0	0	n/a	graph
gov.nih.nlm.ncbi.blast  (https)  [v4R] 1/0.045438s  [v6R] 1/0.037573s	0.216274	31732	1.12	0.211851	31732	1.15	102%	graph
gov.nih.nlm.ncbi.www  (https)	0.028785	37806	10.30	0.037368	37806	7.80	76%	graph
gov.nih.nlm.openi  (https)	0.038819	1146	0.23	0.036620	1146	0.24	106%	graph
gov.nih.nlm.uts  (https)	0.069996	4596	0.51	0.075707	4596	0.47	92%	graph
gov.nih.nlm.www  (https)	0.062894	34785	4.28	0.132524	34785	2.01	47%	graph
gov.nih.www  (https)	0.070788	61313	6.68	0.059078	61313	7.93	119%	graph
• gov.nlm.www  (https)  [v4R] 1/0.084472s  [v6R] 1/0.058340s	0.211334	34785	1.26	0.127342	34785	2.09	166%	graph
gov.usa.www  (https)	0.031957	48012	11.82	0.035489	48012	10.47	89%	graph
org.purl  [v4R] 2/0.348670s	1.362927	5368	0.03	0.031858	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

For comments, questions or suggested domains please contact: [email protected]