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 2025.12.16 -

gov.womenshealth. | 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] 1/0.052549s  [v6R] 1/0.133507s	0.134848	77210	4.40	0.275100	77352	2.15	49%	graph
com.googletagmanager.www  (https)	0.044304	1561	0.27	0.046865	1561	0.26	96%	graph
com.govdelivery.public  (https)  [v4R] 1/0.074022s  [v6R] 1/0.083730s	1.144282	7656	0.05	0.113573	7656	0.52	1012%	graph
com.linkedin.www  (https)	0.230921	140066	4.65	0.324695	140062	3.30	71%	graph
com.pinterest.www  (https)	0.851068	824386	7.39	0.003033	0	0	n/a	graph
com.springer.link  (https)  [v4R] 3/0.437058s	0.877112	202020	1.76	0.003034	0	0	n/a	graph
com.twitter  (https)  [v4R] 1/0.075056s	0.223889	226581	7.75	0.002195	0	0	n/a	graph
com.youtube.www  (https)	0.228142	693913	23.22	0.486308	704846	11.06	48%	graph
gov.cdc.www  (https)	0.052985	60578	8.89	0.085716	60578	5.44	61%	graph
gov.girlshealth.www  (https)  [v4R] 2/0.205958s	0.664080	502	0.01	0.254228	0	0	n/a	graph
gov.healthcare  (https)  [v4R] 1/0.048556s  [v6R] 1/0.048381s	0.122051	443161	27.71	0.375066	443161	9.02	33%	graph
gov.hhs.ocrportal  (https)  [v4R] 4/0.230189s	0.281650	14279	0.39	0.008417	0	0	n/a	graph
gov.hhs.opa-fpclinicdb  (https)  [v4R] 1/0.065340s  [v6R] 1/0.066546s	0.225660	1298	0.04	0.223677	1298	0.04	101%	graph
gov.hhs.www  (https)	0.037423	365	0.08	0.057974	363	0.05	65%	graph
gov.hrsa.findahealthcenter  (https)	0.092028	1762	0.15	0.266321	1762	0.05	35%	graph
gov.samhsa.findtreatment  (https)  [v4R] 1/0.067902s  [v6R] 1/0.073519s	0.209238	4539	0.17	0.207089	4539	0.17	101%	graph
gov.usa.www  (https)	0.041828	47100	8.76	0.038705	47100	9.46	108%	graph
gov.womenshealth  (https)	0.166551	68728	3.16	0.107169	0	0	n/a	graph
gov.womenshealth.espanol  (https)	0.209776	78494	2.87	0.053688	0	0	n/a	graph
gov.womenshealth.gateway  (https)	0.053574	0	0	0.058810	0	0	n/a	graph
• gov.womenshealth.www  (https)  [v4R] 1/0.027034s	0.057796	68728	9.20	0.003034	0	0	n/a	graph
org.medscape.www  (https)	0.000	0	0	0.004119	0	0	n/a	graph
org.vaccinefinder  (https)	0.058048	20613	2.71	0.004119	0	0	n/a	graph
IPv6 operational: 0% of linked subdomains (0/4), 52% of all linked domains (12/23)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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