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.opportunityzones. | Department of Housing and Urban Development	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.arcgis.experience  (https)	0.109616	4335	0.30	0.006272	0	0	n/a	graph
com.arcgis.maps.hud  (https)  [v4R] 1/0.048659s	0.066672	1345	0.16	0.006257	0	0	n/a	graph
com.facebook.www  (https)	0.957648	424529	3.38	1.415122	423136	2.28	67%	graph
com.flickr.www  (https)	0.284881	57606	1.55	0.079493	57606	5.56	359%	graph
com.googleapis.fonts  (https)	0.048758	1621	0.26	0.048789	1621	0.26	100%	graph
com.instagram.www  (https)	0.459399	396165	6.58	0.542252	396248	5.58	85%	graph
com.linkedin.www  (https)	0.502635	141608	2.15	0.227184	141608	4.76	221%	graph
com.twitter  (https)  [v4R] 1/0.500947s	0.732847	266111	2.77	0.002543	0	0	n/a	graph
com.youtube.www  (https)	0.257268	836508	24.83	0.523678	819090	11.95	48%	graph
gov.hud.data  (https)	2.048506	25896	0.10	0.609613	25896	0.32	336%	graph
gov.hud.www  [v6R] 1/0.155911s	0.000	0	0	1.596611	158127	0.76	n/a	graph
gov.hudoig.www  (https)	0.264598	5341	0.15	0.050508	5383	0.82	532%	graph
gov.huduser.www  (https)	0.368853	0	0	0.004117	0	0	n/a	graph
• gov.opportunityzones.www  (https)  [v4R] 1/0.262170s	0.783759	159634	1.56	0.007486	0	0	n/a	graph
gov.usa.www  (https)	0.050143	47199	7.20	0.062845	47199	5.81	81%	graph
gov.vote  (https)	0.268195	5314	0.15	0.067210	5356	0.61	403%	graph
gov.whitehouse.www  (https)	0.084595	295348	26.83	0.085261	295348	26.51	99%	graph
info.hudexchange.www  (https)	0.337532	26162	0.59	0.004111	0	0	n/a	graph
org.w3.www  [v4R] 1/0.026776s  [v6R] 1/0.030711s	0.331710	53657	1.24	0.311985	53657	1.32	106%	graph
IPv6 operational: 0% of linked subdomains (0/1), 68% of all linked domains (13/19)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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