Compare Networks

Comparing AS1781 and AS1237 — change

KAIST-DAEJEON-AS-KR

AS1781 · Korea Advanced Institute of Science and Technology
KR · APNIC
2
Providers
0
Customers
Explorer →

KREONET-AS-KR

AS1237 · KISTI
KR · APNIC
2
Providers
31
Customers
Explorer →

Customer Count Over Time

Originated Address Space Over Time

IPv4 Addresses
IPv6 /32s

Prefix Count Over Time

IPv4 Prefixes
IPv6 Prefixes

Unclassified Peers Over Time

AS1781 Providers

AS1237 Providers

AS1781 Recent Events

View all →
2026-01-31
Possible Trial
KAIST-DAEJEON-AS-KR AS1781 → possible trial with KREONET-AS-KR AS1237
Confidence: 60%
⇄
2025-11-03
Lost Transit
KAIST-DAEJEON-AS-KR AS1781 → lost provider KREONET-AS-KR AS1237
Confidence: 85%
⇄
2025-09-30
New Transit
KAIST-DAEJEON-AS-KR AS1781 → added provider LGDACOM AS3786
Confidence: 90%
⇄
2025-04-02
New Transit
KAIST-DAEJEON-AS-KR AS1781 → added provider KIXS-AS-KR AS4766
Confidence: 90%
⇄
2025-01-02
New Transit
KAIST-DAEJEON-AS-KR AS1781 → added provider KIXS-AS-KR AS4766
Confidence: 90%
⇄

AS1237 Recent Events

View all →
2026-04-15
New Transit
DIRS-AS-KR AS45984 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄
2026-03-03
New Transit
IRIS-AS-KR AS152212 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄
2026-02-21
Lost Transit
IRIS-AS-KR AS152212 → lost provider KREONET-AS-KR AS1237
Confidence: 85% Duration: 415d
⇄
2026-01-31
Possible Trial
KAIST-DAEJEON-AS-KR AS1781 → possible trial with KREONET-AS-KR AS1237
Confidence: 60%
⇄
2026-01-29
Lost Transit
KBRI-AS-KR AS38696 → lost provider KREONET-AS-KR AS1237
Confidence: 85% Duration: 392d
⇄
2026-01-28
New Transit
KISDI-AS-KR AS10187 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄
2026-01-25
New Transit
KASI-AS-KR AS9275 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄
2026-01-08
Lost Transit
KISDI-AS-KR AS10187 → lost provider KREONET-AS-KR AS1237
Confidence: 85% Duration: 371d
⇄
2025-11-28
New Transit
IBS-AS-KR AS131830 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄
2025-11-27
New Transit
KAERINET-AS AS7564 → added provider KREONET-AS-KR AS1237
Confidence: 90%
⇄