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Data as of Nov 8, 2026

212.100.186.0/24

No anonymizer space · no proxy exits in 30 days

Zeofast Network · space held by GTT Communications Belgium N.V.

Announcement
this exact prefix
RPKI valid
Announced by
AS10111
Type
Unknown
Risk
40 / 100 · Medium
Leased space
IPv4 market

Path

1 · Holder
GTT Communications Belgium N.V.
record created Dec 17, 2001
2 · Leased from
IPXO
3 · Announced by
AS10111 Zeofast Network
since Aug 2025 · 14 mo ago
4 · Use
Unknown

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

212.100.186.0/24

From the registry to its use

  1. Dec 17, 2001
    Registry record
    GTT Communications Belgium N.V.
    ALLOCATED PA
    212.100.160.0/19
  2. May 9, 2005– Nov 4, 2021
    Announced
    AS4589 GTT Communications (AS4589)
    as part of 212.100.160.0/19
    212.100.160.0/19
  3. Oct 24, 2021– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 212.100.160.0/19
    212.100.160.0/19
  4. May 8, 2025
    Reallocated
    GTT Communications Belgium N.V.
    SUB-ALLOCATED PA
    212.100.176.0/20
  5. Aug 28, 2025– today
    Announced
    AS10111 Zeofast Network
    Internet provider
  6. Sep 3, 2025
    Assigned
    Heiyo Cloud Corp
    ASSIGNED PA
    212.100.186.0/24
  7. Sep 3, 2025
    Route object
    IPXO
    RIPE route object for AS10111 Zeofast Network, maintainer NETUTILS-MNT
  8. Sep 3, 2025
    Route object
    IPXO
    RADB route object for AS10111 Zeofast Network, maintainer MAINT-AS834
  9. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
212.100.160.0/19
since Oct 2021
AS3257UnknownIP broker IPXO1GTT Communications Belgium N.V.

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
212.100.160.0/198,192BE-EASYNET-19990712GTT Communications Belgium N.V. (ORG-EB1-RIPE) · BEALLOCATED PADec 17, 2001abuse@gtt.net
└ 212.100.176.0/204,096IPXO-GTTGTT Communications Belgium N.V. (ORG-EB1-RIPE) · BESUB-ALLOCATED PAMay 8, 2025report@abuseradar.com
└ 212.100.186.0/24256NET-212-100-186-0-24Heiyo Cloud Corp (ORG-HCC4-RIPE) · USASSIGNED PASep 3, 2025report@abuseradar.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
GTT Communications Belgium N.V.
Handle
ORG-EB1-RIPE
Range
212.100.160.0/19
Registration type
ALLOCATED PA
Record created
Dec 17, 2001
Origin network

AS10111

CN
Name
Zeofast Network
Type
Internet provider
Registered
Mar 31, 2020
Domain
zeofast.cn
Website
www.zeofast.cn
Spamhaus ASN-DROP
not listed