LAYER3 INTEL
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Data as of Nov 11, 2026

203.172.4.0/22

No anonymizer space · no proxy exits in 30 days

VITRO Inc.

Announcement
203.172.0.0/21
RPKI valid
Announced by
AS7629
Type
Hosting
Risk
50 / 100 · Medium

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
203.172.0.0/20
since Oct 2025
AS7629HostingVITRO Inc.
203.172.0.0/19
since May 2005
AS7629HostingVITRO Inc.

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.172.0.0/198,192VITROINCVITRO Inc. (ORG-EI1-AP) · PHALLOCATED PORTABLE—abuse@vitrodc.com
└ 203.172.4.0/298TRENDMICRO1-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.8/298GLOBALSALESLINK-PHGlobal Sales LinkASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.16/298FSI-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.24/298MILINTL-PHMillenium International HoldingsASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.32/298GOLFORCE1-PH831 Tanger St., BF HomesASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.48/298EMERGENTASIA-PHEmergent AsiaASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.56/298FEDERAL-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.72/298EASTWEST1-PH24A Trafalgar PlazaASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.80/298DBMPHIL-PHDepartment of Budget and ManagementASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.88/298MIGSMEDIA1-PH65 Shaw BoulevardASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.96/298STOURS-PHSierra ToursASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.104/298SUYEN-PHSuyen Corporation-Bench/ErmitaASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.112/298LEONIS-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.120/298SANDEN-PHLot 18 Road 5, Phase 1ASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.128/298QUESTRONIX1-PHQuestronixASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.136/298DIGITALD-PHDigital Dimension IncASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.144/298ISUZU-PH114 Technology Ave., Phase IIASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.152/298HISI-PHHotel Interactive Systems, Inc.ASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.160/298COMMTEXT-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.168/298QNI-PHQNI Philippines IncASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.176/298SCAHYGIENE-PHSCA HygieneASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.184/298RECKITT-PHReckitt & ColemanASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.192/298YORK-PHYork PhilsASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.200/298FORTJAPAN-PHFort Bonifacio Japanese SchoolASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.208/298IST1-PHOyster Plaza II, Ninoy Aquino AveASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.216/298GOLAY-PHGolay BuchelASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.224/298EVERGREEN1-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.232/298LUBECA1-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.240/298GSL-PHGlobal Sales LinkASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.4.248/298ENKEIPHIL-PHEnkei PhilippinesASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.5.0/24256PETRON-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.6.0/2664AJONET-PHAjonet HoldingsASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.6.64/2664JETLINK-PHJETLINKASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.6.192/2664JETLINK1-PHunknownASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.0/2816CASTROL-PHCastrol PhilippinesASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.32/2816MAXONSYSTEMS-PHMaxon Systems Phils IncASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.48/2816OPSPIA-PHPhilippine Adminstrative Network ProjectASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.64/2816FAOUN-PHFood and Agriculture Organization of the United NationsASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.80/2816YONGSUNGELEC-PHYong Sung Electronic IncASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.96/2816BCONECOMP-PHBonifacio Cable-One CompanyASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.112/2816MEDICALCITY-PHThe Medical CityASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.128/2816GAMMTECH-PHGammtech IncASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.144/298SSHG-PHSycip Salazar Hernandez and GatmaitanASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.152/298ECN-PHEquitable Card NetworkASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.160/2732FPDSAVILLS-PHFPD SavillsASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.208/2816TAKAGLOBE-PHTakasago Globe lanASSIGNED NON-PORTABLE—abuse@vitrodc.com
└ 203.172.7.224/2732WEBBASEDTECH-PHWeb Based TechnologiesASSIGNED NON-PORTABLE—abuse@vitrodc.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Covering aggregate above, the prefix's own history below

203.172.0.0/21

Routing history

Pattern
Stable
First seen
Oct 2025
Current origin since
Oct 2025 · 1.1 yr
Origin networks
1