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 2026.10.09 -

gov.research. | National Science Foundation	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
gov.nsf.etap  (https)	1.123374	9312	0.06	0.046047	9312	1.54	2441%	graph
gov.nsf.external  (https)  [v4R] 3/1.205841s	1.645046	60600	0.28	0.003036	0	0	n/a	graph
gov.nsf.par  (https)	2.174460	187263	0.66	0.005204	0	0	n/a	graph
gov.nsf.www  (https)	0.062229	80670	9.93	0.073618	80670	8.43	85%	graph
gov.research.apps  (https)	0.304575	12750	0.32	0.071731	12750	1.37	428%	graph
gov.research.demo.web  (https)	0.933355	0	0	0.269167	0	0	n/a	graph
gov.research.resources  (https)	0.240151	425467	13.53	0.110229	425467	29.51	218%	graph
• gov.research.www  (https)  [v4R] 1/0.059558s  [v6R] 1/0.061332s	0.102165	22473	1.68	0.308612	22325	0.55	33%	graph
org.purl  [v4R] 2/1.409381s	1.669765	5368	0.02	0.010551	0	0	n/a	graph
IPv6 operational: 75% of linked subdomains (3/4), 56% of all linked domains (5/9)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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