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 2026.03.17 -

gov.floodsmart. | Department of Homeland Security	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.121802s  [v6R] 1/1.118733s	0.625214	465880	5.69	2.524194	464799	1.40	25%	graph
com.googletagmanager.www  (https)	0.047769	1561	0.25	0.049643	1561	0.24	96%	graph
com.govdelivery.public  (https)  [v4R] 1/0.266348s  [v6R] 1/0.090622s	0.301229	7656	0.19	0.132539	7656	0.44	228%	graph
com.instagram.www  (https)	0.676786	605453	6.83	1.542116	600189	2.97	43%	graph
com.linkedin.www  (https)	1.289178	141175	0.84	0.299528	0	0	n/a	graph
com.unpkg  (https)	0.270979	23212	0.66	0.072818	23212	2.46	375%	graph
com.x  (https)	0.148069	238714	12.31	0.004114	0	0	n/a	graph
com.youtube.www  (https)	0.362721	688224	14.50	0.646012	686359	8.11	56%	graph
gov.dhs  (https)  [v4R] 1/0.039711s  [v6R] 1/0.051716s	0.239966	297218	9.49	0.341970	297240	6.65	70%	graph
gov.disasterassistance  (https)  [v4R] 1/0.074606s  [v6R] 1/0.065520s	0.187604	119630	4.88	0.184837	119630	4.96	102%	graph
gov.fema  (https)  [v4R] 1/0.163625s  [v6R] 1/0.353517s	0.274968	119205	3.32	0.404421	119205	2.25	68%	graph
gov.fema.msc  (https)  [v4R] 1/0.087338s	0.229013	36662	1.22	0.008844	0	0	n/a	graph
gov.fema.www  (https)	0.051689	119205	17.83	0.054794	119205	16.84	94%	graph
gov.floodsmart  (https)  [v4R] 1/0.376654s  [v6R] 1/0.122921s	0.613904	95453	1.19	0.350011	95453	2.08	175%	graph
gov.floodsmart.agents  (https)	0.290726	72038	1.90	1.351484	72038	0.41	21%	graph
• gov.floodsmart.www  (https)	0.200913	95453	3.64	0.420765	95453	1.73	48%	graph
gov.ready  (https)  [v4R] 1/0.057590s  [v6R] 1/0.058226s	0.203168	53089	2.00	0.157943	53089	2.58	129%	graph
gov.usa  (https)  [v4R] 1/0.045149s  [v6R] 1/0.038270s	0.313908	47580	1.16	0.326936	47580	1.11	96%	graph
IPv6 operational: 100% of linked subdomains (3/3), 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: [email protected]