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.notify. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.github  (https)	0.752693	578269	5.87	0.004110	0	0	n/a	graph
com.googletagmanager.www  (https)	0.295564	1561	0.04	0.089178	1561	0.13	331%	graph
gov.gsa  (https)  [v4R] 1/0.040578s  [v6R] 1/0.031432s	0.081729	188512	17.76	0.092840	188512	15.63	88%	graph
gov.gsa.tts  (https)	0.372649	16480	0.34	0.076397	16480	1.65	489%	graph
gov.gsa.www  (https)	0.057984	188512	25.23	0.290770	188512	4.96	20%	graph
gov.gsaig.www  (https)	0.156604	65501	3.20	0.093731	65501	5.37	168%	graph
• gov.notify.www  (https)  [v4R] 1/0.059218s  [v6R] 1/0.030347s	1.196198	67659	0.43	0.562319	67659	0.92	213%	graph
gov.usa.www  (https)	0.025326	47199	14.40	0.042124	47199	8.57	60%	graph
IPv6 operational: 100% of linked subdomains (1/1), 88% of all linked domains (7/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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