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Network

AS23767

Singapore

Agency for Science, Technology, And Research

Agency for Science, Technology, And Research announces 29 IPv4 prefixes (8.2K addresses) and 1 IPv6 prefix from Singapore. 20% of them are covered by valid RPKI records.

Prefixes

29 · 1

IPv4 · IPv6

Address space

8.2K

IPv4 addresses · 1 IPv6 /48s

RPKI

20% valid

0 invalid · 24 without a record

Peering

—

Not in PeeringDB

Details

Network

Name
Agency for Science, Technology, And Research
Holder
A*STAR
Country
SingaporeSingapore
Registry
APNIC
Registered
Sep 4, 200818 years ago
UsersCloudflare Radar's estimate of people who reach the internet through this network.
About 348
Abuse contact
ITSS_Network@hq.a-star.edu.sg

Routing security

ASPAAn RPKI record listing the only networks allowed to be its upstream providers, so routers can reject leaked or forged paths.
Not published
RPKI coverageShare of its announcements that a signed record (ROA) authorizes.
6 of 30 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
None in 30 days

AS23767 on Cloudflare Radar →

Largest prefixes

30 announcements in all

IPv4

29
  1. 202.83.248.0/22RPKI valid
  2. 202.130.56.0/22RPKI valid
  3. 103.37.196.0/24No ROA
  4. 103.37.197.0/24No ROA
  5. 103.37.198.0/24No ROA
  6. 103.37.199.0/24No ROA
  7. 123.136.64.0/24No ROA
  8. 123.136.67.0/24No ROA
  9. 123.136.68.0/24No ROA
  10. 123.136.69.0/24No ROA
  11. 123.136.70.0/24No ROA
  12. 123.136.71.0/24No ROA
  13. 192.122.131.0/24No ROA
  14. 192.122.132.0/24No ROA
  15. 192.122.133.0/24No ROA
  16. 192.122.134.0/24No ROA
  17. 192.122.135.0/24No ROA
  18. 192.122.136.0/24No ROA
  19. 192.122.137.0/24No ROA
  20. 192.122.138.0/24No ROA
  21. 192.122.139.0/24No ROA
  22. 192.122.140.0/24No ROA
  23. 202.6.240.0/24No ROA
  24. 202.6.241.0/24No ROA