KETCHUM INC.

Ketchum Communications, Inc.
Data as of 2026-08-16
GLEIF verified
Complete entity footprint
10 linked clusters · 24 netblocks · 7,449 IPv4 addresses · 3 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
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LEI
213800Z7WP9E1G779I95
Registered name
KETCHUM INC.
Jurisdiction
US-DE
Ultimate parent
OMNICOM GROUP INC.
HKUPACFHSSASQK8HLS17
Cluster stats
Netblocks2 · 1,536 IPv4 addresses
All fragments 3 blocks across 2 clusters
Cluster ID225207810
RegistryARIN
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 213800Z7WP9E1G779I95
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (2)

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CIDR Org name Registry Status Confidence
199.181.109.0 – 199.181.112.255 Ketchum Communications, Inc. ARIN ASSIGNMENT ● high
199.181.113.0 – 199.181.114.255 Ketchum Communications, Inc. ARIN ASSIGNMENT ● high

Corporate group (10 confirmed entities)

+3 additional unconfirmed candidates not shown — full list (JSON)

NIC Handles

ECHEG-ARIN ECHEG-ARIN ECHEG-ARIN KCI SIKOR3-ARIN