AS23767 Agency for Science, Technology, And Research πŸ‡ΈπŸ‡¬ SG

A*STAR. Announcing 30 prefixes, seen at the RIS collectors.

IPv4 prefixes
29
8,960 (35 Γ— /24)
IPv6 prefixes
1
1 Γ— /48
Upstreams
7
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS23767
Name
Agency for Science, Technology, And Research
Organisation
A*STAR
Country
πŸ‡ΈπŸ‡¬ SG
RIR
APNIC
Allocated
2003-06-12

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

6 valid (20.0%) 0 invalid (0.0%) 24 no ROA (80.0%)

Announced prefixes

30 in total

Prefix RPKI Peers Sample path First seen
103.37.196.0/24 v4 no ROA 45 382292385523767 2026-09-18
103.37.197.0/24 v4 no ROA 45 382292385523767 2026-09-18
103.37.198.0/24 v4 no ROA 45 382292385523767 2026-09-18
103.37.199.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.64.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.67.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.68.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.69.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.70.0/24 v4 no ROA 45 382292385523767 2026-09-18
123.136.71.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.131.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.132.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.133.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.134.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.135.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.136.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.137.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.138.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.139.0/24 v4 no ROA 45 382292385523767 2026-09-18
192.122.140.0/24 v4 no ROA 45 382292385523767 2026-09-18
202.6.240.0/24 v4 no ROA 45 382292385523767 2026-09-18
202.6.241.0/24 v4 no ROA 45 382292385523767 2026-09-18
202.6.242.0/24 v4 no ROA 45 382292385523767 2026-09-18
202.6.243.0/24 v4 no ROA 45 3800113414823767 2026-09-18
202.83.248.0/22 v4 RPKI valid 48 377211810623767 2026-09-18
202.130.56.0/22 v4 RPKI valid 30 3800113414823767 2026-09-18
202.130.56.0/24 v4 RPKI valid 48 377211810623767 2026-09-18
202.130.58.0/24 v4 RPKI valid 44 382292385523767 2026-09-18
202.130.59.0/24 v4 RPKI valid 48 377211810623767 2026-09-18
2001:df0:75::/48 v6 RPKI valid 39 345491810623767 2026-09-18