CYBER AGENT, LTD.

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks11 · 6,144 IPv4 addresses
IPv6 2 prefixes (largest 2407:a6c0::/32)
Cluster ID222390764
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 2 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
11 0 netblocks since 2026-07-05
2026-07-05 peak 11 2026-08-16

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
103.167.206.0/23 CYBER AGENT, LTD. BGP ANNOUNCED ● high
157.112.64.0/21 CYBER AGENT, LTD. BGP ANNOUNCED ● high
157.112.72.0/21 CYBER AGENT, LTD. BGP ANNOUNCED ● high
180.233.139.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
180.233.140.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
180.233.141.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
180.233.142.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
180.233.143.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
203.80.29.0/24 CYBER AGENT, LTD. BGP ANNOUNCED ● high
2402:4200:1200::/48 CYBER AGENT, LTD. BGP ANNOUNCED ● high
2407:a6c0::/32 CYBER AGENT, LTD. BGP ANNOUNCED ● high

IPv6 ranges (2)

CIDR
2407:a6c0::/32
2402:4200:1200::/48

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (11 of 11)
Possible discrepancies (2)

These blocks are registered to CYBER AGENT, LTD. 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.

2407:a6c0::/32 /32 authorized for AS14618 — Amazon.com, Inc.
103.167.206.0/23 /23 authorized for AS14618 — Amazon.com, Inc.

NIC Handles

AS24284 AS63790