gov.nsf.
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 2026.02.14 -
gov.nsf. |
National Science Foundation
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
com.facebook.www
(https)
[v4R]
1/0.085630s
[v6R]
1/0.103071s
0.250066
81027
2.47
0.304044
81177
2.04
82%
graph
com.googletagmanager.www
(https)
0.030755
1561
0.40
0.030873
1561
0.40
100%
graph
com.govdelivery.service
(https)
[v4R]
1/0.056884s
[v6R]
1/0.066095s
0.091867
7656
0.64
0.223740
7656
0.26
41%
graph
com.instagram.www
(https)
0.388031
577536
11.36
0.550881
582866
8.09
71%
graph
com.linkedin.www
(https)
0.197608
141194
5.47
0.178795
141159
6.05
111%
graph
com.twitter.www
(https)
[v4R]
2/0.107906s
0.242572
237202
7.48
0.003029
0
0
n/a
graph
com.youtube.www
(https)
0.190640
680369
27.32
0.241740
677401
21.44
78%
graph
gov.grants.www
(https)
0.030051
63738
16.21
0.029305
63738
16.77
103%
graph
gov.nsf
(https)
[v4R]
1/0.047732s
[v6R]
1/0.046953s
0.086807
82807
7.35
0.085643
82807
7.43
101%
graph
gov.nsf.ncses
(https)
0.075619
46837
4.76
0.066625
46837
5.41
114%
graph
gov.nsf.oig
(https)
[v4R]
1/0.139979s
[v6R]
1/0.155885s
0.183474
2087
0.09
0.195901
2087
0.08
94%
graph
gov.nsf.par
(https)
0.201183
203070
7.71
0.004121
0
0
n/a
graph
•
gov.nsf.www
(https)
0.024329
82807
26.32
0.021876
82807
30.08
114%
graph
gov.research.www
(https)
[v4R]
4/0.096964s
[v6R]
4/0.104406s
0.149266
22482
1.15
0.152325
22337
1.12
97%
graph
gov.usa.www
(https)
0.019314
46798
18.79
0.019380
46798
18.79
100%
graph
IPv6 operational:
80%
of linked subdomains (4/5),
87%
of all linked domains (13/15)
v4[s]
v4[B]
v4[Mbps]
v6[s]
v6[B]
v6[Mbps]
6/4[Mbps]
v4|v6
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