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 2026.07.01 -
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]
1/0.308142s
[v6R]
1/0.082120s
0.344202
7657
0.17
0.369243
7657
0.16
93%
graph
gov.copyright.www
(https)
0.064483
55914
6.67
0.059134
55914
7.23
108%
graph
gov.crb.app
(https)
0.138691
8457
0.47
0.512649
8457
0.13
27%
graph
•
gov.crb.www
(https)
0.850725
31231
0.28
0.307292
31231
0.78
277%
graph
gov.loc.www
(https)
0.090042
182594
15.48
0.349041
182594
3.99
26%
graph
gov.usa.www
(https)
0.056380
47199
6.43
0.271878
47199
1.33
21%
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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