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Data as of Nov 7, 2026

138.188.128.0/17

No anonymizer space · no proxy exits in 30 days

Swisscom (Schweiz) AG

Announcement
138.188.0.0/16
RPKI valid
Announced by
AS3303
Type
Mobile
98% of it

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
138.188.174.0/24
since Jan 2024
AS16509HostingSwisscom (Schweiz) AG
138.188.175.0/24
since Feb 2024
AS16509HostingSwisscom (Schweiz) AG

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
138.187.0.0 - 138.188.255.255131,072CH-UNISOURCE-19900518Swisscom (Schweiz) AG (ORG-SI1-RIPE) · CHALLOCATED PAMar 18, 2015abuse@ip-plus.net
└ 138.188.0.0 - 138.188.173.25544,544Swisscom-MobileunknownASSIGNED PAFeb 2, 2024abuse@ip-plus.net
via CH-UNISOURCE-19900518
└ 138.188.174.0/23512Bluewin_InfrastructureunknownASSIGNED PAFeb 2, 2024abuse@ip-plus.net
via CH-UNISOURCE-19900518
└ 138.188.176.0 - 138.188.255.25520,480Swisscom-MobileunknownASSIGNED PAFeb 2, 2024abuse@ip-plus.net
via CH-UNISOURCE-19900518

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

32,768 addresses
TypeAddressesShareRanges
Mobile32,25698%2
Hosting5121.6%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 138.188.0.0/16

Prefix
138.188.0.0/16
Announced by
AS3303 Swisscom (Schweiz) AG
Type
Residential
Proxy exits
83
RPKI
RPKI valid
Netname
CH-UNISOURCE-19900518
Registrant
Swisscom (Schweiz) AG
RIR
RIPE NCC
Origin network

AS3303

CH
Name
Swisscom (Schweiz) AG
Type
Internet provider
Registered
Oct 28, 1994
Domain
swisscom.ch
Website
www.swisscom.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed