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 2025.04.16 -
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]
1/0.069292s
[v6R]
1/0.043534s
0.188752
76806
3.12
0.121818
74444
4.69
151%
graph
com.googletagmanager.www
(https)
0.025870
1561
0.48
0.030745
1561
0.40
83%
graph
com.govdelivery.service
(https)
[v4R]
1/0.057267s
[v6R]
1/0.076075s
0.082242
8657
0.81
0.109290
8657
0.61
75%
graph
com.instagram.www
(https)
0.277373
441018
12.15
1.042761
441196
3.23
27%
graph
com.linkedin.www
(https)
0.229895
138416
4.61
0.196034
137993
5.37
116%
graph
com.twitter.www
(https)
[v4R]
2/0.120672s
0.256412
256335
7.64
0.001185
0
0
n/a
graph
com.youtube.www
(https)
0.151356
596962
30.16
0.202518
595764
22.50
75%
graph
gov.grants.www
(https)
0.022582
81121
28.13
0.025145
81121
24.76
88%
graph
gov.nsf
(https)
[v4R]
1/0.032117s
[v6R]
1/0.045976s
0.064648
92515
11.03
0.075027
92515
9.41
85%
graph
gov.nsf.baam
(https)
[v4R]
1/0.422378s
[v6R]
1/0.443533s
0.936271
17314
0.14
0.923579
17314
0.14
101%
graph
gov.nsf.ncses
(https)
0.079591
44436
4.29
0.069843
44436
4.91
114%
graph
gov.nsf.par
(https)
0.238897
202470
6.49
0.007591
0
0
n/a
graph
•
gov.nsf.www
(https)
0.021973
92515
33.61
0.021773
92515
33.61
100%
graph
gov.research.www
(https)
[v4R]
4/0.125989s
[v6R]
4/0.120790s
0.180400
21482
0.91
0.192789
21474
0.85
94%
graph
gov.usa.www
(https)
0.032250
49915
11.90
0.020716
49915
19.04
160%
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
For comments, questions or suggested domains please contact: itrg-contact@list.nist.gov