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 2026.07.21 -

gov.prc. | Postal Regulatory Commission	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.arkcase.prc  (https)  [v4R] 3/0.083103s	0.090736	1004	0.09	0.003029	0	0	n/a	graph
com.linkedin.www  (https)	0.219551	141608	4.93	0.225331	141608	4.80	97%	graph
com.twitter  (https)  [v4R] 1/0.079194s	1.326858	266111	1.53	0.002387	0	0	n/a	graph
com.usps.about  (https)  [v4R] 1/0.094607s  [v6R] 1/0.089608s	0.232776	54308	1.79	0.256505	54308	1.62	91%	graph
com.usps.www  (https)	1.138217	88631	0.59	0.370963	88631	1.83	308%	graph
gov.ecfr.www  (https)  [v4R] 1/0.244539s	0.301006	10596	0.27	0.004120	0	0	n/a	graph
gov.federalregister.www  (https)  [v4R] 1/0.034797s	0.068932	10596	1.19	0.005186	0	0	n/a	graph
gov.house.uscode  (https)	0.402217	78016	1.48	0.005192	0	0	n/a	graph
gov.prc  (https)	0.540614	39669	0.56	0.008373	0	0	n/a	graph
• gov.prc.www  (https)	0.259698	39669	1.17	0.006237	0	0	n/a	graph
gov.uspis.www  (https)	0.201422	58369	2.22	0.003031	0	0	n/a	graph
gov.uspsoig.www  (https)	1.629283	73172	0.34	0.500464	73172	1.12	326%	graph
us.powerbigov.app  (https)	0.800078	20862	0.20	0.051211	0	0	n/a	graph
IPv6 operational: 0% of linked subdomains (0/2), 31% of all linked domains (4/13)	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: [email protected]