Data as of Nov 9, 2026
Autonomous system

AS393689

National Library of Medicine

Announces 2,304 addresses in 4 prefixes. None of it is anonymizer space.

Type
Education
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
165.112.6.0/23
since May 2020
BusinessNational Institutes of Health
165.112.8.0/22
since May 2020
BusinessNational Institutes of Health
165.112.34.0/23
since May 2020
BusinessNational Institutes of Health
165.112.140.0/24
since May 2020
BusinessNational Institutes of Health

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it