gov.casl.
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 2026.07.21 -
gov.casl. |
Department of Energy
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
com.epri.www
(https)
0.494603
10680
0.16
0.318633
10680
0.26
155%
graph
com.facebook.www
(https)
0.404984
423190
7.99
0.525735
422994
6.15
77%
graph
com.googletagmanager.www
(https)
0.056295
1561
0.21
0.255682
1561
0.05
22%
graph
com.instagram.www
(https)
0.542701
395873
5.57
0.382049
396088
7.91
142%
graph
com.tva.www
(https)
0.061083
5338
0.67
0.134990
5381
0.31
46%
graph
com.westinghousenuclear.www
(https)
[v4R]
1/0.508518s
0.911668
125109
1.05
0.006313
0
0
n/a
graph
com.youtube.www
(https)
0.211412
836810
30.26
0.303113
817678
20.59
68%
graph
edu.mit.www
[v4R]
1/0.025318s
[v6R]
1/0.239516s
0.097589
47792
3.76
0.293550
47792
1.24
33%
graph
edu.ncsu.www
(https)
0.055585
0
0
0.047985
0
0
n/a
graph
edu.umich
(https)
0.250214
5336
0.16
0.045056
5379
0.91
560%
graph
•
gov.casl.www
(https)
0.266498
129347
3.71
0.053411
0
0
n/a
graph
gov.inl
(https)
0.265498
5291
0.15
0.051205
5334
0.80
524%
graph
gov.lanl.www
(https)
0.109698
395498
27.68
0.080142
395498
37.72
136%
graph
gov.ornl.vera
(https)
0.130825
91092
5.35
0.008373
0
0
n/a
graph
gov.ornl.www
(https)
0.311713
60259
1.48
0.053238
60259
8.67
587%
graph
gov.sandia.www
(https)
0.000
0
0
6.184633
159868
0.20
n/a
graph
org.ans.www
(https)
0.292990
32720
0.85
0.004118
0
0
n/a
graph
org.gmpg
(https)
0.307968
1698
0.04
0.018250
0
0
n/a
graph
IPv6 operational:
0%
of linked subdomains (0/1),
67%
of all linked domains (12/18)
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:
[email protected]