gov.crb.
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 2026.02.21 -
gov.crb. |
Library of Congress
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
com.govdelivery.service
(https)
[v4R]
1/0.050780s
[v6R]
1/0.069038s
0.082655
7656
0.71
0.103927
7656
0.57
80%
graph
gov.copyright.www
(https)
0.039389
55484
10.85
0.038209
55484
11.14
103%
graph
gov.crb.app
(https)
0.079705
8457
0.82
0.071031
8457
0.91
111%
graph
•
gov.crb.www
(https)
0.064062
31138
3.71
0.116305
31138
2.05
55%
graph
gov.loc.www
(https)
0.065135
195085
22.90
0.055135
195085
27.06
118%
graph
gov.usa.www
(https)
0.033006
47580
11.00
0.028292
47580
12.96
118%
graph
IPv6 operational:
100%
of linked subdomains (2/2),
100%
of all linked domains (6/6)
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
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