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 2025.11.26 -

gov.headstart. | Department of Health and Human Services	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.176833s	0.426811	81782	1.46	0.122109	79844	4.99	341%	graph
com.googletagmanager.www  (https)	0.032531	1561	0.37	0.032213	1561	0.37	100%	graph
com.instagram.www  (https)	0.960639	756564	6.01	0.330072	751560	17.38	289%	graph
com.twitter  (https)  [v4R] 1/0.050497s	0.177965	220511	9.50	0.005415	0	0	n/a	graph
gov.acf  (https)	2.207933	63471	0.22	0.006465	0	0	n/a	graph
• gov.headstart.www  (https)	0.186281	919	0.04	0.120227	919	0.06	155%	graph
gov.hhs.acf.licensingregulations  (https)	0.032855	118	0.03	0.003030	0	0	n/a	graph
gov.hhs.www  (https)	0.028969	365	0.10	0.038531	365	0.07	74%	graph
gov.usa.www  (https)	0.022690	47111	16.34	0.024144	47111	14.98	92%	graph
IPv6 operational: 100% of linked subdomains (1/1), 67% of all linked domains (6/9)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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