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 2025.04.16 -

gov.usability. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.071058s  [v6R] 1/0.036602s	0.218349	74303	2.60	0.102280	74446	5.57	214%	graph
com.github  (https)	0.029266	281260	73.99	0.003390	0	0	n/a	graph
com.googletagmanager.www  (https)	0.028669	1561	0.43	0.028675	1561	0.43	100%	graph
com.linkedin.www  (https)	0.142210	137993	7.41	0.148980	137993	7.11	96%	graph
com.twitter  (https)  [v4R] 1/0.071259s	0.169205	256246	11.57	0.001331	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.039829s  [v6R] 1/0.042325s	0.171845	591133	26.37	0.208529	590559	21.66	82%	graph
gov.18f.methods  (https)	0.008317	0	0	0.003318	0	0	n/a	graph
gov.dhs.www  (https)	0.167748	104950	4.79	0.057792	104973	14.05	293%	graph
gov.digital  (https)	0.391912	57253	1.12	0.029020	57253	15.06	1348%	graph
gov.gsa.18f  (https)	0.003352	0	0	0.007646	0	0	n/a	graph
gov.gsa.www  [v4R] 1/0.005744s  [v6R] 1/0.005402s	0.027883	219721	62.09	0.027376	219721	62.09	100%	graph
gov.gsa.www  (https)	0.020826	219721	83.82	0.021202	219721	79.83	95%	graph
gov.gsaig.www  (https)	0.394141	61192	1.18	0.292704	61192	1.60	135%	graph
gov.justice.www  (https)	0.037538	90077	18.57	0.029966	90077	23.70	128%	graph
gov.search  (https)	0.376907	28155	0.57	0.027580	28155	7.96	1393%	graph
gov.usa.blog  (https)	0.078033	52054	5.09	0.063295	52054	6.30	124%	graph
gov.usa.www  (https)	0.021700	49915	18.13	0.018856	49915	21.16	117%	graph
• gov.usability.www  (https)  [v4R] 1/0.029682s  [v6R] 1/0.035463s	0.405539	88972	1.68	0.054832	88972	12.57	750%	graph
IPv6 operational: 100% of linked subdomains (1/1), 78% of all linked domains (14/18)	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: itrg-contact@list.nist.gov