gov.fedcenter.
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 2026.09.22 -
gov.fedcenter. |
Environmental Protection Agency
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
gov.commerce.www
(https)
0.254175
5343
0.16
0.058360
5385
0.71
441%
graph
gov.dhs.www
[v4R]
1/0.063654s
[v6R]
1/0.136070s
0.117755
92477
6.03
0.211290
92490
3.34
55%
graph
gov.doi.www
(https)
0.137206
57634
3.21
1.075980
57634
0.41
13%
graph
gov.energy.www
[v4R]
1/0.038105s
[v6R]
1/0.034409s
0.106181
129720
9.34
0.098035
129720
10.10
108%
graph
gov.epa.www
(https)
0.108491
64713
4.57
0.065323
64713
7.60
166%
graph
•
gov.fedcenter.www
(https)
0.538416
64128
0.91
0.584818
64128
0.84
92%
graph
gov.hhs.www
0.254678
365
0.01
0.051038
363
0.05
495%
graph
gov.va.www
[v4R]
1/0.175498s
[v6R]
1/0.241489s
1.792929
125567
0.53
1.688936
125567
0.57
106%
graph
mil.army.usace.cptrack
(https)
0.153940
326
0.02
0.022987
0
0
n/a
graph
mil.army.usace.www
0.037049
374
0.08
1.086254
376
0.00
3%
graph
mil.dren.erdc.listbuilder
(https)
[v4R]
1/0.242675s
[v6R]
1/0.309448s
0.697392
6988
0.08
0.676035
6988
0.08
103%
graph
IPv6 operational:
100%
of linked subdomains (1/1),
91%
of all linked domains (10/11)
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
For comments, questions or suggested domains please contact:
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