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Data as of Nov 10, 2026

155.190.39.0/24

No anonymizer space · no proxy exits in 30 days

Cisco OpenDNS, LLC · space held by Cisco Systems, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS36692
Type
Corporate gateway
Risk
20 / 100 · Low

Operators, sellers and brokers

Corporate gateways

NameParentIn 155.190.39.0/24/24s
Cisco UmbrellaCisco
256100%
1

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
155.190.0.0/1665,536OpenDNS-RIPECisco Systems, Inc. (ORG-CSI15-RIPE) · USLEGACYAug 22, 2019rir-abuse@cisco.com
└ 155.190.39.0/24256CIE-CZunknownLEGACYMar 21, 2023rir-abuse@cisco.com
via OpenDNS-RIPE
└ 155.190.39.20/321CIE-FRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.26/321CIE-FRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.32/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.33/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.40/321CIE-BEunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.43/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.44/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.45/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.46/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.47/321CIE-CHunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.50/321CIE-PTunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.51/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.52/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.53/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.54/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.56/321CIE-ITunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.57/321CIE-ATunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.60/321CIE-ILunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.62/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.63/321CIE-FRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.69/321CIE-GRunknownLEGACYJan 16, 2026rir-abuse@cisco.com
via CIE-CZ
└ 155.190.39.75/321CIE-FRunknownLEGACYApr 22, 2026rir-abuse@cisco.com
via CIE-CZ

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Cisco Systems, Inc.
Handle
ORG-CSI15-RIPE
Range
155.190.0.0/16
Registration type
LEGACY
Record created
Aug 22, 2019
Legacy
yes
Origin network

AS36692

US
Name
Cisco OpenDNS, LLC
Type
Business
Registered
Mar 21, 2006
Domain
opendns.com
Website
www.opendns.com/
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed