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  3. AS3527

AS3527

National Institutes of Health

NIH-NET
Organization
Title
National Institutes of Health
Details
Regional Internet registry
ARIN
IP Addresses count
336,640
Coordinates
Summary
The organization National Institutes of Health allocates 21 IP netblocks under the autonomous system number (ASN ) of 3527. The regional internet registry (RIR ) for this ASN is ARIN. The country in which these IPs are located is United States of America (US), which is on #1 out of 249 countries by the total amount of ASNs allocated - 27,927.

AS3527 has 6 peers, 4 upstreams and 1 downstreams with a total of 336,640 IP addresses.
IP Address ranges
Block Description IPs count
128.231.0.0/16 National Institutes of Health (NIH) 65,536
128.231.3.0/24 NIH 256
128.231.192.0/24 NIHNET-1 256
128.231.202.0/24 NIH 256
128.231.245.0/24 NIH 256
137.187.0.0/16 NIH 65,536
137.187.186.0/23 NIH 512
137.187.192.0/23 NIHNET-2 512
156.40.0.0/16 NIH 65,536
156.40.116.0/22 NIH 1,024
156.40.120.0/22 NIHNET-3 1,024
156.40.254.0/23 NIH 512
156.40.254.0/24 NIH 256
156.40.255.0/24 NIHNET-3 256
157.98.0.0/16 National Institute of Environmental Health Sciences (NIEHS) 65,536
162.99.224.0/19 NLM.NIH.GOV maintainer 8,192
165.112.0.0/16 National Institutes of Health (NIH) 65,536
165.112.137.0/24 NIH 256
165.112.138.0/24 NIH 256
192.231.145.0/24 National Institutes of Health (NIH) 256
192.231.146.0/23 NIH 512
Peers
ASN Name IPs Count
AS70 National Library of Medicine 65,536
AS6150 National Cancer Institute 65,536
AS10886 University of Maryland 4,864
AS11164 Internet2 1,536
AS11537 Internet2 2,304
AS19050 U.S. Department of Health & Human Services 67,328
Upstreams
ASN Name IPs Count
AS10886 University of Maryland 4,864
AS11164 Internet2 1,536
AS11537 Internet2 2,304
AS19050 U.S. Department of Health & Human Services 67,328
Downstreams
ASN Name IPs Count
AS6150 National Cancer Institute 65,536
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