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.nrc. | Nuclear Regulatory Commission	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)	1.048188	423788	3.09	0.486379	424329	6.66	216%	graph
com.flickr.www  (https)	0.080529	57606	5.49	0.067148	57606	6.56	119%	graph
com.govdelivery.service  (https)  [v4R] 1/1.141426s  [v6R] 1/2.448428s	2.176232	7681	0.03	2.508200	7681	0.02	87%	graph
com.instagram.www  (https)	0.486703	396132	6.22	0.553964	396163	5.47	88%	graph
com.linkedin.www  (https)	0.154365	141608	7.02	0.294741	141608	3.67	52%	graph
com.twitter  (https)  [v4R] 1/0.280829s	0.485513	266111	4.19	0.003034	0	0	n/a	graph
com.youtube.www  (https)	0.312157	838139	20.50	1.045497	837021	6.11	30%	graph
gov.nrc-gateway.oighotline  (https)	0.000	0	0	0.008517	0	0	n/a	graph
• gov.nrc.www  (https)	0.298225	103241	2.64	0.327109	103255	2.41	91%	graph
gov.oversight.nrcoig  (https)	0.786646	35862	0.35	0.508218	35862	0.54	155%	graph
gov.regulations.www  (https)	0.040159	919	0.18	0.121688	919	0.06	33%	graph
gov.usa.www  (https)	0.042881	47199	8.57	0.289621	47199	1.25	15%	graph
IPv6 operational: 50% of linked subdomains (1/2), 83% of all linked domains (10/12)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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