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 2025.04.16 -

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)	0.042599	204	0.04	0.041987	204	0.04	102%	graph
com.facebook.www  [v4R] 2/0.069901s  [v6R] 2/0.041169s	0.232708	76791	2.53	0.117080	74436	4.85	192%	graph
com.facebook.www  (https)  [v4R] 1/0.081396s  [v6R] 1/0.044144s	0.201499	76789	2.91	0.140626	74440	4.06	139%	graph
com.googleapis.fonts  (https)	0.035652	1621	0.35	0.036702	1621	0.34	97%	graph
com.googletagmanager.www  (https)	0.030200	1561	0.40	0.032421	1561	0.37	94%	graph
com.instagram  (https)  [v4R] 1/0.104330s  [v6R] 1/0.087470s	0.361454	440995	9.32	0.397499	441096	8.48	91%	graph
com.linkedin.www  (https)	0.035165	24633	5.37	0.166278	138416	6.36	118%	graph
com.pinterest  [v4R] 2/0.026221s	0.226755	463271	15.64	0.003371	0	0	n/a	graph
com.twitter  [v4R] 2/0.091215s	0.196028	256246	9.97	0.001192	0	0	n/a	graph
com.youtube.www  [v4R] 1/0.024806s  [v6R] 1/0.027400s	0.203272	590360	22.19	0.217215	598953	21.06	95%	graph
gov.govinfo.www  (https)	0.076964	63004	6.32	0.091250	63004	5.28	84%	graph
gov.gpo.bensguide  [v6R] 1/0.066980s	0.000	0	0	4.272959	802	0.00	n/a	graph
gov.gpo.bookstore  (https)	0.045327	7066	1.20	0.045827	7109	1.21	101%	graph
gov.gpo.catalog	0.034080	363	0.08	0.057158	363	0.05	60%	graph
gov.gpo.catalog  (https)	0.086071	363	0.03	0.085169	363	0.03	101%	graph
gov.gpo.govbooktalk  (https)	0.038500	273004	54.81	0.007556	0	0	n/a	graph
gov.gpo.www  [v4R] 1/0.062456s  [v6R] 1/0.055562s	0.194003	94338	3.71	0.176461	94338	4.09	110%	graph
• gov.gpo.www  (https)	0.114033	94338	6.31	0.107290	94338	6.73	107%	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

For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov