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 2025.09.18 -

gov.gpo. | Government Publishing Office	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.bootstrapcdn.maxcdn  (https)	0.031117	204	0.05	0.034343	204	0.05	91%	graph
com.facebook.www  [v4R] 2/0.134861s  [v6R] 2/0.126001s	0.315511	76655	1.86	0.297220	76796	1.97	106%	graph
com.facebook.www  (https)  [v4R] 1/0.107736s  [v6R] 1/0.110129s	0.285130	76654	2.05	0.284686	76796	2.06	101%	graph
com.googleapis.fonts  (https)	0.034289	1621	0.36	0.033432	1621	0.37	103%	graph
com.googletagmanager.www  (https)	0.033794	1561	0.36	0.030823	1561	0.40	110%	graph
com.instagram  (https)  [v4R] 1/0.088391s  [v6R] 1/0.095660s	0.535722	437573	6.24	0.384138	437652	8.70	139%	graph
com.linkedin.www  (https)	0.199553	138894	5.33	0.143081	138894	7.41	139%	graph
com.pinterest  [v4R] 2/1.050751s	1.180841	568458	3.68	0.007647	0	0	n/a	graph
com.twitter  [v4R] 2/0.110999s	0.272266	220835	6.19	0.001223	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.030385s  [v6R] 1/0.026491s	0.195725	660052	25.82	0.189946	657975	26.56	103%	graph
gov.govinfo.www  (https)	0.087919	63375	5.56	0.091826	63375	5.31	96%	graph
gov.gpo.bensguide  [v6R] 1/0.112800s	0.000	0	0	4.332735	802	0.00	n/a	graph
gov.gpo.bookstore  (https)	0.039877	6940	1.36	0.043399	7025	1.25	92%	graph
gov.gpo.catalog	0.029046	5125	1.35	0.032459	5189	1.24	92%	graph
gov.gpo.catalog  (https)	0.071369	6917	0.74	0.039442	7002	1.37	184%	graph
gov.gpo.govbooktalk  (https)	0.034541	280699	62.99	0.007578	0	0	n/a	graph
gov.gpo.www  [v4R] 1/0.039187s  [v6R] 1/0.053826s	0.165617	93433	4.32	0.185153	93433	3.85	89%	graph
• gov.gpo.www  (https)	0.125212	93433	5.70	0.085345	93433	8.39	147%	graph
IPv6 operational: 86% of linked subdomains (6/7), 83% of all linked domains (15/18)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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