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 2026.03.26 -

gov.listo. | Department of Homeland Security	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.336634s	0.625264	80326	0.98	1.182614	465319	3.00	306%	graph
com.googletagmanager.www  (https)	0.053199	1561	0.22	0.035967	1561	0.34	151%	graph
com.twitter  (https)  [v4R] 1/0.115136s	0.494111	244522	3.78	0.004124	0	0	n/a	graph
com.youtube.www  (https)	0.272362	688780	19.32	0.283003	691548	18.64	96%	graph
gov.dhs  (https)  [v4R] 1/0.065719s  [v6R] 1/0.039688s	0.177596	297588	12.83	0.130448	297610	17.47	136%	graph
gov.dhs.oig.www  (https)	0.327501	66250	1.55	0.306192	66250	1.65	107%	graph
gov.dhs.www  (https)	0.204937	297589	11.13	1.123546	297610	2.02	18%	graph
gov.fema.www  (https)	0.099245	120616	9.30	1.114024	120616	0.83	9%	graph
• gov.listo.www  (https)  [v4R] 1/0.272553s  [v6R] 1/1.108730s	0.412655	50927	0.94	1.181421	50927	0.33	35%	graph
gov.ready.www  (https)	0.096408	53288	4.23	0.161239	53288	2.53	60%	graph
gov.usa  (https)  [v4R] 1/0.250117s  [v6R] 1/0.278594s	0.295727	47231	1.22	0.328889	47231	1.10	90%	graph
IPv6 operational: 100% of linked subdomains (1/1), 91% of all linked domains (10/11)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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