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.pubmed. | 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)	0.503	240901	3.66	6.015	241013	0.31	8%	graph
com.github  (https)	0.148	189358	9.79	4.512	0	0	n/a	graph
com.google-analytics.www  (https)  [v6R] 2/5.705s	0.000	0	0	5.777	112969	0.15	n/a	graph
com.google.www  (https)	0.186	13644	0.56	0.175	13608	0.59	106%	graph
com.linkedin.www  (https)	0.404	83327	1.57	0.501	83327	1.27	81%	graph
com.twitter  (https)	0.449	2252	0.04	0.004	0	0	n/a	graph
com.youtube.www  (https)	0.727	681967	7.16	0.673	681096	7.72	108%	graph
gov.coronavirus.www  (https)	0.220	14698	0.51	5.813	14714	0.02	4%	graph
gov.hhs.www  (https)	0.496	53399	0.82	0.277	53399	1.47	179%	graph
gov.nih.nlm.ncbi.blast  (https)  [v4R] 1/0.188s  [v6R] 1/5.656s	0.349	19725	0.43	5.824	19725	0.03	6%	graph
gov.nih.nlm.ncbi.cdn  (https)	0.419	274768	5.00	5.813	274768	0.36	7%	graph
gov.nih.nlm.ncbi.ncbiinsights  (https)	0.219	103350	3.60	4.513	0	0	n/a	graph
gov.nih.nlm.ncbi.pubchem  (https)	0.199	844391	32.32	0.188	844391	34.27	106%	graph
gov.nih.nlm.ncbi.pubmed  (https)	0.197	34159	1.32	0.202	34159	1.29	97%	graph
gov.nih.nlm.ncbi.support  (https)  [v4R] 1/0.136s	1.437	33490	0.18	0.000	0	0	n/a	graph
gov.nih.nlm.ncbi.www  (https)	0.142	49603	2.67	5.655	49603	0.07	3%	graph
gov.nih.nlm.support  (https)	0.471	33490	0.54	0.061	0	0	n/a	graph
gov.nih.nlm.www  (https)	0.243	34489	1.08	0.166	34489	1.58	146%	graph
gov.nih.www  (https)	0.149	67672	3.47	0.004	0	0	n/a	graph
• gov.pubmed.www  (https)  [v6R] 1/0.142s	0.000	0	0	0.264	34159	0.99	n/a	graph
gov.usa.www  (https)	0.136	106870	5.97	0.262	106870	3.12	52%	graph
IPv6 operational: 100% of linked subdomains (1/1), 71% of all linked domains (15/21)	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: usgv6-deploymon@nist.gov