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 2025.06.26 -

gov.fdsys. | Government Publishing Office	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.github  (https)	0.084739	286411	26.01	0.001195	0	0	n/a	graph
com.googleapis.fonts  (https)	0.043635	1621	0.29	0.054971	1621	0.23	80%	graph
com.surveymonkey.www  (https)	0.107018	1401425	99.93	0.004594	0	0	n/a	graph
gov.ecfr.www  [v4R] 1/0.016585s	0.057892	4274	0.57	0.003317	0	0	n/a	graph
gov.ecfr.www  (https)  [v4R] 1/0.035528s	0.069208	4274	0.47	0.003391	0	0	n/a	graph
gov.fdlp  (https)	0.097469	46125	3.63	0.114274	46125	3.09	85%	graph
gov.fdlp.www	0.090623	46131	3.91	0.088775	46131	4.00	102%	graph
gov.fdlp.www  (https)	0.098600	46133	3.59	0.098105	46133	3.59	100%	graph
• gov.fdsys.www  (https)  [v4R] 1/0.086876s  [v6R] 1/0.075444s	0.160713	82189	3.92	0.159344	82189	3.94	101%	graph
gov.govinfo.api  (https)  [v4R] 1/0.220005s  [v6R] 1/0.221756s	0.520115	2029	0.03	0.521505	2029	0.03	100%	graph
gov.govinfo.www  [v4R] 1/0.036415s  [v6R] 1/0.040685s	0.111545	62959	4.33	0.143497	62959	3.36	78%	graph
gov.govinfo.www  (https)	0.081803	62959	5.93	0.284772	62959	1.69	29%	graph
gov.gpo.access.purl  [v4R] 1/0.024029s	0.051211	4710	0.70	0.007535	0	0	n/a	graph
gov.gpo.ask  (https)  [v4R] 1/0.101772s	0.377851	20233	0.41	0.001187	0	0	n/a	graph
gov.gpo.bensguide  (https)	0.000	0	0	4.205875	802	0.00	n/a	graph
gov.gpo.bookstore  (https)	0.040112	6906	1.32	0.046537	6991	1.16	88%	graph
gov.gpo.catalog	0.036929	5069	1.07	0.038372	5133	1.03	96%	graph
gov.gpo.catalog  (https)	0.037049	6904	1.42	0.067640	6968	0.79	56%	graph
gov.gpo.www  [v4R] 1/0.069602s  [v6R] 1/0.065581s	0.205171	94447	3.51	0.197918	94447	3.66	104%	graph
gov.gpo.www  (https)	0.109321	94447	6.61	0.109146	94447	6.61	100%	graph
gov.section508.www  [v4R] 1/0.015398s  [v6R] 1/0.016874s	0.369394	34881	0.72	0.037449	34881	7.19	997%	graph
org.coretrustseal.amt  (https)	1.017531	872537	6.55	0.015603	0	0	n/a	graph
org.iso.www  [v4R] 2/0.163527s  [v6R] 2/0.162960s	0.303732	87442	2.20	0.783630	87442	0.85	39%	graph
org.iso16363.www	0.914595	110735	0.92	0.015781	0	0	n/a	graph
IPv6 operational: 100% of linked subdomains (1/1), 67% of all linked domains (16/24)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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