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 2025.11.27 -

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)	0.039385	204	0.04	0.033623	204	0.05	118%	graph
com.facebook.www  [v4R] 2/0.150422s  [v6R] 1/0.005993s	0.330594	81644	1.89	0.199242	79680	3.05	162%	graph
com.facebook.www  (https)  [v4R] 1/0.135609s	0.616118	438387	5.43	0.226653	79699	2.69	50%	graph
com.googleapis.fonts  (https)	0.033240	1621	0.37	0.037192	1621	0.33	89%	graph
com.googletagmanager.www  (https)	0.028252	1561	0.43	0.030236	1561	0.40	93%	graph
com.instagram  (https)  [v4R] 1/0.049722s  [v6R] 1/0.051436s	0.352719	756737	16.40	0.321816	762247	18.12	110%	graph
com.linkedin.www  (https)	0.165596	140062	6.48	0.187263	138778	5.66	87%	graph
com.pinterest  [v4R] 2/0.023541s	0.178930	700288	30.02	0.003032	0	0	n/a	graph
com.twitter	0.037903	15	0.00	0.002535	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.028533s  [v6R] 1/0.053057s	0.261901	722169	21.11	0.271727	719849	20.27	96%	graph
gov.govinfo.www  (https)	0.055052	63308	8.78	0.089378	63308	5.43	62%	graph
gov.gpo.bensguide  [v6R] 1/0.085591s	0.000	0	0	4.294827	802	0.00	n/a	graph
gov.gpo.bookstore  (https)	0.062118	7003	0.86	0.066563	7131	0.82	96%	graph
gov.gpo.catalog	0.028989	4510	1.23	0.040373	4535	0.86	70%	graph
gov.gpo.catalog  (https)	0.056454	4510	0.61	0.084869	4535	0.41	67%	graph
gov.gpo.govbooktalk  (https)	0.029560	288193	75.82	0.006676	0	0	n/a	graph
gov.gpo.www  [v4R] 1/0.045366s  [v6R] 1/0.054767s	0.187948	94141	3.84	0.244433	94141	2.94	77%	graph
• gov.gpo.www  (https)	0.070151	94141	10.26	0.149505	94141	4.82	47%	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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