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 2026.10.01 -

gov.pbgc. | Pension Benefit Guaranty Corporation	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v6R] 1/0.046476s	0.310297	462415	11.38	0.278304	462933	12.70	112%	graph
com.googletagmanager.www  (https)	0.050772	1561	0.24	0.047572	1561	0.25	106%	graph
com.govdelivery.service  (https)  [v4R] 1/0.172189s  [v6R] 1/0.198601s	0.225753	7681	0.26	0.253060	7681	0.23	89%	graph
com.linkedin.www  (https)	0.399238	140465	2.69	0.290733	504246	13.27	494%	graph
com.twitter  (https)  [v4R] 1/0.078586s	0.277433	35199	0.97	0.004120	0	0	n/a	graph
gov.pbgc.oig  (https)	0.496690	38203	0.59	0.531825	38203	0.55	93%	graph
• gov.pbgc.www  (https)	0.088170	71459	6.20	0.006338	0	0	n/a	graph
gov.usa.www  (https)	0.048962	48647	7.73	0.035389	48647	10.60	137%	graph
IPv6 operational: 50% of linked subdomains (1/2), 75% of all linked domains (6/8)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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