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 2026.09.14 -

gov.docline. | 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] 1/0.291886s  [v6R] 1/0.095789s	0.697607	449457	4.92	1.591033	451242	2.16	44%	graph
com.google.www  (https)	0.305257	83650	2.09	0.081152	83625	7.88	376%	graph
com.googleapis.fonts  (https)	0.742929	1621	0.02	0.070631	1621	0.18	1060%	graph
com.googletagmanager.www  (https)	0.045168	1561	0.26	0.322168	1561	0.04	14%	graph
com.linkedin.www  (https)	0.330098	139186	3.22	0.218075	140465	4.92	153%	graph
com.x  (https)	0.365701	32772	0.69	0.003027	0	0	n/a	graph
com.youtube.www  (https)	0.217206	880742	30.97	0.274179	876867	24.42	79%	graph
• gov.docline.www  (https)  [v4R] 2/0.123160s  [v6R] 2/0.116647s	0.369252	16944	0.35	0.178349	16944	0.73	207%	graph
gov.hhs.www  (https)	0.271876	365	0.01	0.047114	365	0.06	577%	graph
gov.nih.nlm.support  (https)	0.764617	45324	0.45	0.008882	0	0	n/a	graph
gov.nih.nlm.www  (https)	0.342674	33490	0.75	0.305332	33490	0.84	112%	graph
gov.nih.www  (https)	0.042744	5480	1.00	1.122805	5505	0.04	4%	graph
gov.nnlm  (https)  [v4R] 1/0.080209s	0.161550	88034	4.17	0.030007	0	0	n/a	graph
gov.usa.www  (https)	0.038520	47379	9.51	0.263095	47379	1.37	14%	graph
IPv6 operational: 100% of linked subdomains (1/1), 79% of all linked domains (11/14)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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