LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

203.193.0.0/18

No anonymizer space · no proxy exits in 30 days

Verizon Business

Announcement
203.193.0.0/17
No RPKI
Announced by
AS703
Type
Unknown
69% of it

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
203.193.19.0/24
since Jan 2020
AS18692BusinessVerizon Hong Kong Limited
via Neuberger Berman
203.193.26.0/24
since Jun 2019
AS24304BusinessVerizon Hong Kong Limited

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.193.0.0/1816,384VzB-HK-NETBLOCKVerizon Hong Kong Limited (ORG-VHKL1-AP) · SGALLOCATED PORTABLESep 4, 2008abuse.apac@verizon.com
└ 203.193.1.0/24256UU-203-193-1-D4Delphi Automotive SystemsASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.6.0/23512UU-203-193-6-D499999 Verizon BusinessASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.9.0/25128UU-203-193-9-D6Euroclear Bank Hong Kong BranchASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.9.128/25128CRYSTAL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.10.9/321UU-203-193-10-9Hong Kong Colo 06 26/FASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.11.4/304UU-203-193-11-4-D3T. Rowe Price International LtdASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.11.28/304UU-203-193-11-28T. Rowe Price International LtdASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.15.0/24256UU-203-193-15-D6Intl Backbone NetworkASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.18.0/25128HK-UUNETUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.18.128/25128MATTEL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.19.0/24256UU-203-193-19-0Neuberger BermanALLOCATED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.21.0/24256VZ-CustDelphi Automotive SystemsALLOCATED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.22.0/24256HNH-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.23.128/25128REGUS-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.26.0/24256ARROW-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.28.128/25128SOUTH-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.29.0/25128SCHLUMBERGER-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.29.128/25128REGUS-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.31.0/2664HALLMARK-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.31.64/2664E-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.33.0/2664HEIDRICK-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.33.64/2664STRYKER-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.35.64/2664VEGA-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.35.128/2664HK-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.36.64/2664BIRDLAND-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.36.128/2664WORLD-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.37.0/2664D-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.37.64/2664MEDITECH-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.38.0/2664OPENWAVE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.38.128/2664ICAP-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.39.0/2664HIWAY-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.40.96/2732UU-203-193-40-96-D9Direct Asia Management Services Pte LtdASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.41.64/2732INTERNATIONAL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.43.144/2816HORS-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.43.160/2816UU-203-193-43-160-D7Intertek Testing ServicesASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.43.208/2816SUMIDA-HKUUNET Hong Kong Non-portable customer rangeASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.44.64/2732GLOBAL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.44.96/2732APPLIED-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.44.192/2732UU-203-193-44-192-D8Customer: HERBERT SMITH LLPASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.44.224/2732DIAGEO-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.45.32/2732UU-203-193-45-32-D11Forex Capital Trading Pty LtdASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.45.96/2732FOSTER-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.45.129 - 203.193.45.255127CARRIERNET-HKUUNET HK Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.46.192/2732UU-203-193-46-192-D7Getinge International (Asia) LtdASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.47.0/2732DARAMIC-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.48.0/2732JAEGER-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.49.0/2732HALLMARK-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.49.64/2732PEREGRINE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.50.32/2732INTERTEK-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.50.64/2732ARROW-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.52.128/2732LYONDELL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.53.128/25128NACA-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.55.192/298APPLIED-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.55.200/298UU-203-193-55-200-D4CME Group Hong Kong LimitedASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.56.160/2816HOTTINGER-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.56.224/2816BUREAU-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.48/2816BUREAU-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.80/2816Z-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.144/2816ON-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.192/2816ALTAIR-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.208/2816OOCL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.224/2816OWENS-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.57.240/2816SKYLINE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.0/2816PINSENT-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.16/2816INCE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.32/2816CUSHMAN-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.48/2816APPLICA-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.80/2816AJC-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.58.96/2816MARCHPOLE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.32/298TELENORDICS-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.128/2816VIESSMAN-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.160/2816CMA-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.192/2816TMX-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.208/2816SUMIDA-HKUUNET Hong Kong Non-portable customer rangeASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.224/298ARKADIN-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.59.232/298CONCORD-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.60.240/2816AGERE-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.61.16/298UU-203-193-61-16-D10Kiln Asia LimitedASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.24/298UU-203-193-61-24-D7Scpinterroll ManagementASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.48/298UU-203-193-61-48-D12unknownASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.56/298GCAT-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.61.80/298UU-203-193-61-80-D16Customer: HERBERT SMITH LLPASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.88/298UU-203-193-61-88-D7Avanade Hong Kong LimitedASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.96/298UU-203-193-61-96-D10unknownASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.104/298UU-203-193-61-104-D8Federal Express (Hong KONASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.112/298UU-203-193-61-112-D7GXS IncASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.128/298UU-203-193-61-128-D12GXSASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.144/298UU-203-193-61-144-D14Customer: FORMICA GROUPASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.61.152/298TOD-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.61.180/304UU-203-193-61-180-D4Spectris Asia Pacific PteASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.62.32/2816APLLIED-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.62.48/298UU-203-193-62-48-D13Customer: INGEVITY HONG KONG LTDASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.62.64/2816GENERAL-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.62.80/298UU-203-193-62-80-D7Customer: IRONSHORE SERVICES INCASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.62.128/2816KANBAY-HKUUNET Non-Portable Customer AssignmentASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK
└ 203.193.62.208/321UU-203-193-62-208-D15Wacker Chemie AGASSIGNED NON-PORTABLE—abuse.apac@verizon.com
└ 203.193.63.0/304UU-203-193-63-D8internal linkASSIGNED NON-PORTABLE—abuse.apac@verizon.com
via VzB-HK-NETBLOCK

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

16,384 addresses
TypeAddressesShareRanges
Unknown11,25569%62
Business5,12931%96

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 203.193.0.0/17

Prefix
203.193.0.0/17
Announced by
AS703 Verizon Business
Type
Unknown
RPKI
No RPKI
RIR
APNIC
Registry

Holder

Organization
Not stated by the registry
Origin network

AS703

US
Name
Verizon Business
Type
Internet provider
Registered
Aug 3, 1990
Domain
verizonbusiness.com
Website
www.verizon.com/business/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed