LAYER3 INTEL
Get started
Sign in
Data as of Nov 4, 2026

216.187.72.0/21

No anonymizer space · no proxy exits in 30 days

Aptum Technologies

Announcement
this exact prefix
No RPKI
Announced by
AS13768
Type
Hosting
Risk
50 / 100 · Medium

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
216.187.64.0/1816,384PEER1-BLK-02Aptum Technologies (PER1) · CADirect AllocationJul 24, 2000abuse@aptum.com
└ 216.187.72.0/24256PEER1-CANADAWEBHOSTING-20unknown———
└ 216.187.73.16/2816PEER1-CAT2VLAN1-06unknown———
└ 216.187.73.40/298PEER1-LATITUDETECHNOLOGIES-02unknown———
└ 216.187.73.72/298PEER1-LATITUDETECHNOLOGIES-01unknown———
└ 216.187.73.128/2816PEER1-CAT3VLAN1-08unknown———
└ 216.187.73.144/2816PEER1-VANCAT2AVLAN1-07unknown———
└ 216.187.73.160/2816PEER1unknown———
└ 216.187.73.192/298PEER1-GBREDES-11unknown———
└ 216.187.73.208/298PEER1-SPROTTSHAW-01unknown———
└ 216.187.73.216/298PEER1-BYDOMAIN--01unknown———
└ 216.187.74.0/2816PEER1-WEBSERVE-14unknown———
└ 216.187.74.16/298PEER1-SEOSOFT-01unknown———
└ 216.187.74.48/2816PEER1-FLOWFINITY-01unknown———
└ 216.187.74.64/2664PEER1-VANCAT2VLAN2-03unknown———
└ 216.187.74.192/2732PEER1-4GOODHOSTING-05unknown———
└ 216.187.74.224/2732PEER1-VANCAT3VLAN1-14unknown———
└ 216.187.75.0/25128PEER1-RETRIX-05unknown———
└ 216.187.75.128/25128PEER1-BUSINESSINTERNATIONALPROCESSING-01unknown———
└ 216.187.76.0/2816PEER1-HIGHLIGHTI-01unknown———
└ 216.187.76.16/2816PEER1-HIGHLIGHTI-04unknown———
└ 216.187.76.32/2732PEER1-BYDOMAIN-36unknown———
└ 216.187.76.64/2664PEER1-ICSTECHNOLOGY-04unknown———
└ 216.187.76.128/2664PEER1-BYDOMAIN-33unknown———
└ 216.187.76.192/2732PEER1-BLSHIFT-04unknown———
└ 216.187.76.224/2816PEER1-BYDOMAIN-37unknown———
└ 216.187.76.240/298PEER1-GLOBALVILLAGE-02unknown———
└ 216.187.77.0/25128PEER1-BYDOMAIN-31unknown———
└ 216.187.77.128/2816PEER1-VANCAT1AVLAN1-10unknown———
└ 216.187.77.144/2816PEER1-GLOBALFLEET-01unknown———
└ 216.187.77.160/2732PEER1-EXACTTRANSACTIONS-01unknown———
└ 216.187.77.192/2732PEER1-BYDOMAIN-38unknown———
└ 216.187.78.0/24256PEER1-RELIANTWEBHOSTING-28unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS13768

CA
Name
Aptum Technologies
Type
Hosting
Registered
Jun 10, 2002
Domain
aptum.com
Website
aptum.com/contact/
Spamhaus ASN-DROP
not listed