AS40668 Fenwal, Inc. 🇺🇸 US

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes

512 (2 × /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: AS40668
Name: Fenwal, Inc.
Organisation: Fenwal, Inc.
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2008-02-25

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 2 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       40668
ASName:         FENWAL-INCORPORATED
ASHandle:       AS40668
RegDate:        2008-02-25
Updated:        2012-02-24
Ref:            https://rdap.arin.net/registry/autnum/40668

OrgName:        Fenwal, Inc.
OrgId:          FENWA-1
Address:        3 Corporate Dr.
City:           Lake Zurich
StateProv:      IL
PostalCode:     60060
Country:        US
RegDate:        2008-02-01
Updated:        2026-08-10
Ref:            https://rdap.arin.net/registry/entity/FENWA-1

OrgTechHandle: INFRA23-ARIN
OrgTechName:   Infrastructure Analyst
OrgTechPhone:  +1-847-550-2800
OrgTechEmail:  FDT_GI_Network@fresenius.com
OrgTechRef:    https://rdap.arin.net/registry/entity/INFRA23-ARIN

OrgAbuseHandle: INFRA23-ARIN
OrgAbuseName:   Infrastructure Analyst
OrgAbusePhone:  +1-847-550-2800
OrgAbuseEmail:  FDT_GI_Network@fresenius.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INFRA23-ARIN

OrgNOCHandle: FRESE22-ARIN
OrgNOCName:   Fresenius Admin
OrgNOCPhone:  +491718452482
OrgNOCEmail:  kristian.rek@fresenius.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/FRESE22-ARIN

RTechHandle: INFRA23-ARIN
RTechName:   Infrastructure Analyst
RTechPhone:  +1-847-550-2800
RTechEmail:  FDT_GI_Network@fresenius.com
RTechRef:    https://rdap.arin.net/registry/entity/INFRA23-ARIN