Sangmin Lee trading as YAGUMYAGUM
Cluster stats
Netblocks33
Cluster ID191656545
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
33 0 netblocks since 2026-07-05
2026-07-05 peak 33 2026-07-06

IP Ranges (33)

⬇ export CSV
CIDR Org name Registry Status Confidence
2.27.104.0/24 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
91.226.57.0/24 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
154.16.33.0/24 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
182.237.42.0/24 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2602:f494:1::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2607:eb40:2001::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2607:eb40:2a00::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1110::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1111::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1112::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1113::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1114::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1115::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1116::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1117::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1118::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1119::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111a::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111b::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111c::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111d::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111e::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:111f::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a0f:9400:7500::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a0f:9400:7501::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a0f:9400:7507::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a0f:9400:770b::/48 Sangmin Lee trading as YAGUMYAGUM BGP ANNOUNCED ● high
2a06:a005:1110::/44 Sangmin Lee trading as YAGUMYAGUM RIPE ASSIGNED ● low
2a0f:9400:7500::/40 Sangmin Lee trading as YAGUMYAGUM RIPE ALLOCATED-BY-LIR ● low
2a0f:9400:7501::/48 Sangmin Lee trading as YAGUMYAGUM RIPE ASSIGNED ● low
2a0f:9400:7507::/48 Sangmin Lee trading as YAGUMYAGUM RIPE ASSIGNED ● low
2a0f:9400:770b::/48 Sangmin Lee trading as YAGUMYAGUM RIPE ASSIGNED ● low
2a0f:9400:7723::/48 Sangmin Lee trading as YAGUMYAGUM RIPE ALLOCATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
81.8% of checked blocks have valid RPKI ROA coverage (27 of 33)
Possible discrepancies (1)

These blocks are registered to Sangmin Lee trading as YAGUMYAGUM but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a0f:9400:7723::/48 /48 authorized for AS53356 — Free Range Cloud Hosting Inc.

NIC Handles

AS210576 DUMY-RIPE DUMY-RIPE FRC2-MNT FRC2-MNT MNT-KRNIC-AP NetStack-MNT ORG-YA148-RIPE YAGUMYAGUM-MNT netutils-mnt