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 2025.05.21 -

gov.foodsafety. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v6R] 1/0.034397s	0.095014	77508	6.22	0.108760	77080	5.45	87%	graph
com.googletagmanager.www  (https)	0.026920	1561	0.46	0.029513	1561	0.41	90%	graph
com.pagefreezer.public3  (https)	0.204193	1222	0.05	0.003331	0	0	n/a	graph
com.x  (https)	0.112912	264760	18.04	0.001190	0	0	n/a	graph
gov.cdc.www  (https)	0.099050	58867	4.54	0.041490	58867	10.95	241%	graph
gov.cdc.www2c  [v4R] 2/0.091986s  [v6R] 2/0.224717s	0.111770	163666	11.25	0.266222	163666	4.69	42%	graph
gov.fda.www  (https)  [v4R] 1/0.071394s  [v6R] 1/0.040772s	0.099622	10	0.00	0.061724	10	0.00	161%	graph
gov.foodsafety.espanol  (https)	0.193139	61963	2.45	0.009630	0	0	n/a	graph
• gov.foodsafety.www  (https)	0.102661	55877	4.18	0.037391	55898	11.53	276%	graph
gov.hhs.ocrportal  (https)  [v4R] 4/0.082070s	0.099475	14262	1.10	0.003313	0	0	n/a	graph
gov.hhs.www  (https)	0.223922	365	0.01	0.030962	365	0.09	744%	graph
gov.usa.www  (https)	0.020762	47941	18.29	0.019584	47941	19.25	105%	graph
gov.usda.fsis.www  (https)	0.103656	0	0	0.062758	0	0	n/a	graph
gov.usda.www  (https)	0.064357	0	0	0.031306	0	0	n/a	graph
IPv6 operational: 50% of linked subdomains (1/2), 57% of all linked domains (8/14)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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