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 2026.01.26 -

gov.gsa. | General Services Administration	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6
com.facebook.www  (https)  [v4R] 1/0.141029s  [v6R] 1/0.134222s	0.332994	81865	1.88	0.334512	82006	1.87	100%	graph
com.googletagmanager.www  (https)	0.034972	1561	0.35	0.035694	1561	0.34	97%	graph
com.govdelivery.public  (https)  [v4R] 1/0.047555s  [v6R] 1/0.060059s	0.074587	7656	0.79	0.093832	7656	0.63	80%	graph
com.instagram.www  (https)	0.322783	584529	13.85	0.381712	584427	11.70	84%	graph
com.linkedin.www  (https)	0.298203	141119	3.61	0.220497	141195	4.90	136%	graph
com.siteimproveanalytics  (https)	0.236343	5237	0.17	0.248725	5237	0.16	95%	graph
com.twitter  (https)  [v4R] 1/0.078623s	0.202859	233362	8.81	0.013097	0	0	n/a	graph
com.youtube.www  (https)	0.176753	669688	29.03	0.193307	668294	26.42	91%	graph
gov.acquisition  (https)  [v4R] 1/0.924365s	0.952711	64912	0.52	0.004123	0	0	n/a	graph
gov.acquisitiongateway  (https)	0.044147	3737	0.65	0.006316	0	0	n/a	graph
gov.cbca.www  (https)	0.208265	22500	0.83	0.000	0	0	n/a	graph
gov.challenge  [v4R] 2/0.233651s	0.534088	26438	0.38	0.004119	0	0	n/a	graph
gov.data  [v4R] 1/0.005018s  [v6R] 1/0.009536s	0.029976	121535	31.97	0.032007	121535	28.98	91%	graph
gov.data.www  (https)  [v4R] 1/0.207663s  [v6R] 1/0.192276s	0.232813	121535	4.00	0.225404	121535	4.12	103%	graph
gov.gsa.coe  (https)	0.372453	21527	0.44	0.026718	21527	6.32	1431%	graph
gov.gsa.ebuy.www  (https)	0.180340	105	0.00	0.053689	0	0	n/a	graph
gov.gsa.gsaelibrary.www  (https)	0.179693	124	0.01	0.050525	0	0	n/a	graph
gov.gsa.search  (https)	0.039914	66686	13.05	0.010477	0	0	n/a	graph
gov.gsa.vsc  (https)	0.036983	5450	1.15	0.004114	0	0	n/a	graph
• gov.gsa.www  (https)	0.036404	196612	41.67	0.064569	196612	23.44	56%	graph
gov.gsaadvantage.www  (https)	0.227829	141	0.00	0.067266	0	0	n/a	graph
gov.gsaauctions.www  (https)	0.048239	2885	0.46	0.065350	2885	0.34	74%	graph
gov.gsaig.www  (https)	0.546966	63039	0.88	0.160548	63039	3.01	341%	graph
gov.sam  (https)	0.025887	55535	16.95	0.023311	55535	18.42	109%	graph
gov.sba.www  (https)	0.043362	125570	22.28	0.032063	125570	29.94	134%	graph
gov.state.aoprals  (https)  [v4R] 1/0.283034s	0.514466	32611	0.48	0.006260	0	0	n/a	graph
gov.usa.www  (https)	0.030263	46894	11.93	0.031102	46894	11.54	97%	graph
gov.whitehouse.www  (https)	0.026301	253922	74.51	0.025470	253922	77.49	104%	graph
mil.dod.travel.www  (https)	0.086266	374	0.03	0.055482	376	0.05	157%	graph
IPv6 operational: 44% of linked subdomains (4/9), 62% of all linked domains (18/29)	v4[s]	v4[B]	v4[Mbps]	v6[s]	v6[B]	v6[Mbps]	6/4[Mbps]	v4|v6

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