AS398018 Group M Worldwide, LLC 🇺🇸 US

Announcing 1 prefixes, seen at the RIS collectors.

IPv4 prefixes

256 (1 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS398018
Name: Group M Worldwide, LLC
Organisation: Group M Worldwide, LLC
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2019-10-07

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 1 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       398018
ASName:         WPP-IT-CHICAGO
ASHandle:       AS398018
RegDate:        2019-10-07
Updated:        2022-10-19
Ref:            https://rdap.arin.net/registry/autnum/398018

OrgName:        Group M Worldwide, LLC
OrgId:          GMW-4
Address:        175 Greenwich St
City:           New York
StateProv:      NY
PostalCode:     10006
Country:        US
RegDate:        2008-04-22
Updated:        2025-05-27
Ref:            https://rdap.arin.net/registry/entity/GMW-4

OrgAbuseHandle: WRTC-ARIN
OrgAbuseName:   WPP RIR Technical Contact
OrgAbusePhone:  +020 3193 4892
OrgAbuseEmail:  RIR.Technical.Contact@wpp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WRTC-ARIN

OrgTechHandle: HERBE97-ARIN
OrgTechName:   Herbert, Gavin
OrgTechPhone:  +447970314010
OrgTechEmail:  gavin.herbert@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HERBE97-ARIN

OrgTechHandle: MOKEN-ARIN
OrgTechName:   Moken, Matthew
OrgTechPhone:  +1-732-856-2110
OrgTechEmail:  matthew.moken@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MOKEN-ARIN

OrgTechHandle: BARTL198-ARIN
OrgTechName:   Bartlett, Michael
OrgTechPhone:  +07900763881
OrgTechEmail:  michael.bartlett@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BARTL198-ARIN

OrgTechHandle: WRTC-ARIN
OrgTechName:   WPP RIR Technical Contact
OrgTechPhone:  +020 3193 4892
OrgTechEmail:  RIR.Technical.Contact@wpp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WRTC-ARIN