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 2021.01.21 -

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)	0.651	236524	2.77	0.518	236635	3.49	126%	graph
com.fontawesome.use  (https)	0.144	243	0.01	0.004	0	0	n/a	graph
com.google.www  (https)	0.175	13559	0.59	5.684	13563	0.02	3%	graph
com.googleapis.fonts  (https)	0.144	1588	0.08	0.152	1588	0.08	95%	graph
com.twitter  (https)	0.448	2252	0.04	0.004	0	0	n/a	graph
com.youtube.www  (https)	0.646	681909	8.05	0.918	683365	5.68	71%	graph
gov.clinicaltrials  (https)	0.146	55161	2.89	0.169	55161	2.48	86%	graph
gov.coronavirus.www  (https)	0.234	14698	0.48	5.712	14718	0.02	4%	graph
gov.hhs.combatcovid  (https)	0.236	54939	1.78	5.869	54939	0.07	4%	graph
gov.hhs.www  (https)	0.363	53399	1.12	0.238	53399	1.71	153%	graph
gov.medlineplus  (https)	0.134	30931	1.76	0.152	30931	1.55	88%	graph
gov.nih.covid19  (https)	0.000	0	0	0.218	42771	1.50	n/a	graph
gov.nih.nlm.chem  (https)  [v4R] 1/0.184s  [v6R] 1/0.141s	0.196	37559	1.46	0.159	37559	1.80	123%	graph
gov.nih.nlm.infocus  (https)	0.359	67569	1.44	0.004	0	0	n/a	graph
gov.nih.nlm.lhncbc  (https)	0.186	30257	1.24	5.643	30257	0.04	3%	graph
gov.nih.nlm.ncbi.blast  (https)  [v4R] 1/0.147s  [v6R] 1/5.648s	0.306	19725	0.49	5.814	19725	0.03	5%	graph
gov.nih.nlm.ncbi.ncbiinsights  (https)	0.202	103349	3.91	0.004	0	0	n/a	graph
gov.nih.nlm.ncbi.pubchem  (https)	0.205	844391	31.43	0.178	844391	36.13	115%	graph
gov.nih.nlm.ncbi.pubmed  (https)	0.199	34159	1.31	5.711	34158	0.05	3%	graph
gov.nih.nlm.ncbi.www  (https)	0.143	49603	2.65	5.652	49603	0.07	3%	graph
gov.nih.nlm.nlmdirector  (https)	1.047	189135	1.38	0.012	0	0	n/a	graph
gov.nih.nlm.openi  (https)	0.142	5512	0.30	5.651	5512	0.01	3%	graph
gov.nih.nlm.uts  (https)	0.154	617	0.03	0.159	617	0.03	97%	graph
gov.nih.nlm.www  (https)	0.193	34489	1.36	0.198	34489	1.33	97%	graph
gov.nih.www  (https)	0.145	67672	3.56	0.004	0	0	n/a	graph
• gov.nlm.www  (https)  [v4R] 1/0.265s  [v6R] 1/0.424s	0.347	34489	0.76	0.562	34489	0.47	62%	graph
gov.usa.go	0.000	0	0	0.004	0	0	n/a	graph
gov.usa.www  (https)	0.143	106870	5.72	0.147	106870	5.54	97%	graph
gov.whitehouse.www  (https)	0.328	122118	2.84	0.320	102992	2.45	86%	graph
org.purl  [v4R] 2/0.579s	0.669	5208	0.06	4.512	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 73% of all linked domains (22/30)	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: usgv6-deploymon@nist.gov