LAYER3 INTEL
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Data as of Nov 12, 2026

123.51.76.0/22

9 residential-proxy exits · 30 days

Symbio Networks · space held by Telcoinabox Operations Pty Ltd

Announcement
123.51.0.0/17
No RPKI
Announced by
AS38333
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
9
0.88% of its addresses · 30 days
Spread
4 of 4
/24s with at least one exit
Providers
15
selling exits here
Oct 13, 2026 – Nov 11, 2026

Exits seen per day

191 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
123.51.78.0/2403
123.51.76.0/2402
123.51.77.0/2402
123.51.79.0/2402

Proxy providers listing exits

  • AnyIP
  • Byteful
  • EnigmaProxy
  • FastProxy
  • FloppyData
  • LemonBright
  • LudaxProxy
  • NovProxy
  • NovaProxy
  • PROXYSCRAPE
  • RainProxy
  • Thordata
  • ThunderProxy
  • VitalExclusive
  • ZENPROXY_LITE

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
123.51.0.0/1732,768INABOX-AUTelcoinabox Operations Pty Ltd (ORG-TOPL1-AP) · AUALLOCATED PORTABLE—abuse@symbionetworks.com
└ 123.51.1.0 - 123.51.127.25532,512TELCOINABOX-AULevelASSIGNED NON-PORTABLE—abuse@symbionetworks.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 123.51.0.0/17

123.51.0.0/17

Routing history

Pattern
Stable
First seen
Aug 2009
Current origin since
Oct 2021 · 5.0 yr
Origin networks
2
Last change of origin
Oct 2021
Recorded history

History

Handoffs
1