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Data as of Nov 8, 2026

204.84.0.0/15

3 anonymizer addresses · <0.01% · Tor exit

MCNC

Announcement
this exact prefix
RPKI valid
Announced by
AS81
Type
Business
>99% of it

Residential-proxy exits

Proxy exits
80
0.06% of its addresses · listed by providers
Always-on exits
2
2.5% of its exits
Spread
32 of 512
/24s with at least one exit
Providers
73
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
204.84.224.0/2412
204.84.120.0/2412
204.84.66.0/2409
204.85.209.0/2408
204.85.128.0/2405
204.85.253.0/2405
204.84.61.0/2405
204.84.53.0/2404
204.84.60.0/2404
204.84.54.0/2404
204.84.59.0/2403
204.84.55.0/2403
204.85.191.0/2403
204.85.16.0/2402
204.84.252.0/2402
204.84.244.0/2402
204.84.217.0/2402
204.84.165.0/2401
204.84.196.0/2401
204.84.167.0/2401
204.84.6.0/2401
204.84.232.0/2401
204.84.113.0/2401
204.84.81.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BirdProxies
  • BottingTools
  • Bright Data
  • ByteProxies
  • Byteful
  • CliProxy
  • ColaProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • MrScraper
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PacketStream
  • Proxies.fo
  • ProxiesVision
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • RapidProxy
  • ResiProxies
  • Shifter
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VitalExclusive
  • VitalProxy
  • WealthProxies
  • YumiProxy
IPv4 market

Path

1 · Holder
MCNC
record created Jun 30, 1994
2 · Leased from
not leased
3 · Announced by
AS81 MCNC
since May 2005 · 21.5 yr ago
4 · Use
named Tor
Business

Operators, sellers and brokers

Tor

NameParentIn 204.84.0.0/15/24s
TorThe Tor Project
3<0.01%
1

Lineage

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

204.84.0.0/15

From the registry to its use

  1. Jun 30, 1994
    Registry record
    MCNC
    Direct Allocation (legacy, pre-1997)
    204.84.0.0/15
  2. May 9, 2005– today
    Announced
    AS81 MCNC
    Education
  3. Mar 4, 2022
    Route object
    AS81 MCNC
    ARIN route object for AS81 MCNC, maintainer MNT-MCNC-Z
  4. Mar 4, 2022
    Route object
    AS6559 State of NC - State Telecommunications Services
    ARIN route object for AS6559 State of NC - State Telecommunications Services, maintainer MNT-MCNC-Z
    204.84.200.0/21
  5. Mar 4, 2022
    Route object
    AS6559 State of NC - State Telecommunications Services
    ARIN route object for AS6559 State of NC - State Telecommunications Services, maintainer MNT-MCNC-Z
    204.84.226.0/23
  6. Mar 4, 2022
    Route object
    AS6559 State of NC - State Telecommunications Services
    ARIN route object for AS6559 State of NC - State Telecommunications Services, maintainer MNT-MCNC-Z
    204.84.228.0/22
  7. Mar 4, 2022
    Route object
    AS81 MCNC
    ARIN route object for AS81 MCNC, maintainer MNT-MCNC-Z
    204.84.236.0/23
  8. Mar 4, 2022
    Route object
    AS81 MCNC
    ARIN route object for AS81 MCNC, maintainer MNT-MCNC-Z
    204.84.243.0/24
  9. Mar 4, 2022
    Route object
    AS81 MCNC
    ARIN route object for AS81 MCNC, maintainer MNT-MCNC-Z
    204.85.35.0/24
  10. Jun 29, 2023
    Route object
    AS81 MCNC
    ARIN route object for AS81 MCNC, maintainer MNT-MCNC-Z
    204.85.24.0/23
  11. today
    Used
    Tor
    Tor

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeAnonymizer addressesOperatorProxy exitsHolderRPKI
204.84.4.0/23AS20197BusinessMCNC
204.84.6.0/24AS20197Business1MCNC
204.84.7.0/24AS20197BusinessMCNC
204.84.8.0/22
since Oct 2008
AS36850BusinessMCNC
204.84.66.0/24
since Apr 2026
AS10952Business9MCNC
204.84.80.0/20
since Apr 2020
AS81Business1MCNC
204.84.112.0/21
since May 2017
AS81Business1MCNC
204.84.120.0/24
since May 2017
AS81Business2
1 always on
MCNC
204.84.238.0/23
since Mar 2019
AS6559BusinessMCNC
204.84.244.0/22
since Aug 2006
AS11442Business2MCNC
204.84.252.0/22
since Aug 2006
AS36850Business2MCNC
204.85.176.0/20
since Sep 2015
AS36850Business3MCNC
204.85.191.0/24
since Jul 2017
AS36850Business31.2%Tor exitoperated by Tor3MCNC
204.85.192.0/18
since Oct 2013
AS81Business13MCNC

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
204.84.0.0/15131,072NCREN-CIDR3MCNC (MCNC-Z) · USDirect AllocationJun 30, 1994abuse@mcnc.org
└ 204.84.8.0/221,024UNCCH-NCREN-IPV4-1University of North Carolina at Chapel Hill (UNC-1) · USReassignedOct 29, 2019security@unc.edu
└ 204.84.64.32/298WFU-NCREN-IPV4-204-84-64-32-29unknown———
└ 204.84.66.0/24256ECU-NCREN-IPV4-1East Carolina University (ECU-1) · USReassignedDec 15, 2025dunnd23@ecu.edu
└ 204.84.169.0/298WASHINGTONCOGOV-NCREN-IPV4unknown———
└ 204.84.252.0/221,024UNCCH-NCREN-IPV4-2University of North Carolina at Chapel Hill (UNC-1) · USReassignedOct 29, 2019security@unc.edu
└ 204.85.8.64/2816WASHINGTONCO-NETunknown———
└ 204.85.9.0/25128CRAVENCOSCHOOLS-NETunknown———
└ 204.85.9.128/2664CAMDENCOSCHOOLS-NETunknown———
└ 204.85.10.0/2664WARRENCOSCHOOLS-NETunknown———
└ 204.85.11.0/2664SHEPPARDMEMORIALLIBRARY-NETunknown———
└ 204.85.12.0/25128NASHCO-RM-SCHOOLSunknown———
└ 204.85.176.0/204,096UNCCH-NCREN-IPV4-3University of North Carolina at Chapel Hill (UNC-1) · USReassignedOct 29, 2019security@unc.edu
└ 204.85.192.0/1816,384UNCHEALTH-NCREN-IPV4-1UNC Health (C11568849) · USReassignedApr 14, 2026abuse@mcnc.org
via NCREN-CIDR3

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

131,072 addresses
TypeAddressesShareRanges
Business131,069>99%23
Tor exitanonymizer3<0.01%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS81

US
Name
MCNC
Type
Education
Registered
Aug 7, 1986
Domain
mcnc.org
Website
www.mcnc.org
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed