Yan Xiangdong

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks5 · 512 IPv4 addresses
IPv6 2 prefixes (largest 2a14:67c2:1000::/40)
Cluster ID222457511
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (5)

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CIDR Org name Registry Status Confidence
153.56.188.0/24 Yan Xiangdong BGP ANNOUNCED ● high
153.56.189.0/24 Yan Xiangdong BGP ANNOUNCED ● high
2001:678:970::/48 Yan Xiangdong BGP ANNOUNCED ● high
153.56.188.0/23 Yan Xiangdong RIPE LEGACY ● low
2a14:67c2:1000::/40 Yan Xiangdong RIPE ALLOCATED-BY-LIR ● low

IPv6 ranges (2)

CIDR
2a14:67c2:1000::/40
2001:678:970::/48

Network trust

what's this?
RPKI hygiene: B how networks compare →
83.3% of checked blocks have valid RPKI ROA coverage (5 of 6)
Possible discrepancies (3)

These blocks are registered to Yan Xiangdong 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.

153.56.188.0/23 /23 authorized for AS34984 — Superonline Iletisim Hizmetleri A.S.
153.56.188.0/24 /24 authorized for AS34984 — Superonline Iletisim Hizmetleri A.S.
153.56.189.0/24 /24 authorized for AS34984 — Superonline Iletisim Hizmetleri A.S.

NIC Handles

ALICE-NOC-MNT AS219300 AS34984 DUMY-RIPE DUMY-RIPE ORG-YC30-RIPE RIPE-NCC-END-MNT RIPE-NCC-LEGACY-MNT YXD-MNT YXD-MNT ipv4center-mnt