206208 looking glass

AS4665 Yonsei University 🇰🇷 KR

Announcing 33 prefixes, seen at the RIS collectors.

IPv4 prefixes
33
148,992 (582 × /24)
IPv6 prefixes
0
-
Upstreams
3
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
AS4665
Name
Yonsei University
Organisation
Yonsei University
Country
🇰🇷 KR
RIR
APNIC
Allocated
2004-12-17

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 33 no ROA (100.0%)

Announced prefixes

33 in total

Prefix RPKI Peers Sample path First seen
1.233.206.0/23 v4 no ROA 44 3454993184665 2026-09-18
1.233.208.0/20 v4 no ROA 44 3454993184665 2026-09-18
1.233.224.0/22 v4 no ROA 44 3454993184665 2026-09-18
1.233.226.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.228.0/22 v4 no ROA 44 3454993184665 2026-09-18
1.233.232.0/22 v4 no ROA 44 3454993184665 2026-09-18
1.233.236.0/23 v4 no ROA 44 3454993184665 2026-09-18
1.233.238.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.239.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.240.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.241.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.242.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.243.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.244.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.245.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.246.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.247.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.248.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.249.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.250.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.251.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.252.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.253.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.254.0/24 v4 no ROA 44 3454993184665 2026-09-18
1.233.255.0/24 v4 no ROA 44 3454993184665 2026-09-18
61.32.255.0/24 v4 no ROA 44 3772137864665 2026-09-18
61.43.204.0/24 v4 no ROA 45 3772137864665 2026-09-18
115.88.77.0/24 v4 no ROA 45 5030447664665 2026-09-18
165.132.0.0/16 v4 no ROA 44 3454937864665 2026-09-18
165.132.0.0/17 v4 no ROA 44 3454937864665 2026-09-18
165.132.32.0/21 v4 no ROA 44 3454937864665 2026-09-18
165.132.40.0/21 v4 no ROA 44 3454937864665 2026-09-18
165.132.128.0/17 v4 no ROA 44 3454937864665 2026-09-18