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 2025.07.01 -

gov.usgs. | Department of the Interior	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.082489s  [v6R] 1/0.042654s	0.197639	75464	2.92	0.116159	75606	4.97	170%	graph
com.googletagmanager.www  (https)	0.049476	1561	0.24	0.035844	1561	0.34	140%	graph
com.instagram.www  (https)	0.402147	650747	12.35	0.370291	645927	13.32	108%	graph
com.linkedin.www  (https)	0.184503	137796	5.71	0.215880	138652	4.92	86%	graph
com.twitter  (https)  [v4R] 1/0.078343s	0.244126	269752	8.43	0.004517	0	0	n/a	graph
com.youtube  (https)  [v4R] 1/0.059079s  [v6R] 1/0.062010s	0.213477	604973	21.67	1.295766	607333	3.58	17%	graph
gov.doi.www  (https)	0.040043	49310	9.41	0.057283	49310	6.60	70%	graph
gov.usa.www  (https)	0.036378	48012	10.18	0.038265	48012	9.64	95%	graph
gov.usgs.answers  (https)	0.666488	101867	1.17	0.582057	101868	1.34	114%	graph
gov.usgs.earthquake  (https)  [v6R] 1/0.033615s	0.000	0	0	5.103938	163675	0.24	n/a	graph
gov.usgs.ngmdb  (https)	0.239273	203	0.01	0.153829	203	0.01	156%	graph
gov.usgs.pubs  (https)	0.341966	28905	0.65	0.516300	28905	0.43	66%	graph
gov.usgs.store  (https)	0.259754	149118	4.39	0.758174	149118	1.50	34%	graph
gov.usgs.tableau  (https)	0.359232	1339	0.03	0.000	0	0	n/a	graph
gov.usgs.volcanoes  (https)  [v4R] 1/0.218938s  [v6R] 1/0.217735s	2.595274	144478	0.42	0.278606	144478	3.97	933%	graph
gov.usgs.waterdata.dashboard  (https)	0.042345	2641	0.48	0.533143	2641	0.04	8%	graph
gov.usgs.webapps  (https)	0.000	0	0	0.258012	33029	0.98	n/a	graph
• gov.usgs.www  (https)	0.046090	153089	25.39	0.062649	153089	18.84	74%	graph
IPv6 operational: 90% of linked subdomains (9/10), 89% of all linked domains (16/18)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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