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 2021.04.21 -

gov.cyber. | Department of Homeland Security	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	0.203	189120	7.11	0.242	188958	5.96	84%	graph
com.govdelivery.public  (https)  [v4R] 1/0.158s  [v6R] 1/0.175s	0.205	3882	0.14	0.224	3882	0.13	92%	graph
com.instagram.www  (https)  [v4R] 1/0.219s  [v6R] 1/0.207s	0.263	20776	0.60	0.290	20776	0.55	91%	graph
com.linkedin.www  (https)	0.370	89155	1.84	0.594	89155	1.15	62%	graph
com.twitter  (https)	0.617	62188	0.77	0.012	0	0	n/a	graph
com.youtube.www  (https)	0.802	605961	5.76	0.815	645083	6.04	105%	graph
gov.cisa.us-cert  (https)	0.177	60572	2.62	0.158	60572	2.92	112%	graph
gov.cisa.www  (https)	0.162	57894	2.72	0.153	57894	2.90	107%	graph
• gov.cyber.www  (https)  [v4R] 1/0.145s  [v6R] 1/0.134s	0.178	57894	2.47	0.167	57894	2.64	107%	graph
gov.dhs.oig.www  (https)	0.202	64605	2.44	0.154	64605	3.21	132%	graph
gov.dhs.www  (https)	0.161	99832	4.73	0.171	99851	4.46	94%	graph
gov.us-cert.www  (https)  [v4R] 1/0.194s  [v6R] 1/0.147s	0.306	60572	1.51	0.193	60572	2.39	159%	graph
gov.usa.www  (https)	0.264	107782	3.11	0.258	107782	3.19	103%	graph
gov.whitehouse.www  (https)	0.178	137075	5.89	0.166	117944	5.41	92%	graph
IPv6 operational: 100% of linked subdomains (1/1), 93% of all linked domains (13/14)	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