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 2025.12.28 -
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]
1/0.054815s
[v6R]
1/0.056060s
0.085079
7656
0.69
0.092147
7656
0.63
92%
graph
gov.copyright.www
(https)
0.041791
55876
10.40
0.052885
55876
8.20
79%
graph
gov.crb.app
(https)
0.094979
8457
0.69
0.099535
8457
0.65
95%
graph
•
gov.crb.www
(https)
0.093764
32334
2.65
0.098342
32334
2.52
95%
graph
gov.govinfo.www
(https)
0.045146
63313
10.73
0.051063
63313
9.47
88%
graph
gov.loc.www
(https)
0.042680
197368
35.85
0.047220
197368
32.04
89%
graph
gov.usa.www
(https)
0.017319
47068
21.12
0.023685
47068
15.61
74%
graph
IPv6 operational:
100%
of linked subdomains (2/2),
100%
of all linked domains (7/7)
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
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