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Data as of Nov 3, 2026

84.45.16.0/20

No anonymizer space · no proxy exits in 30 days

Mainframe & Cybernetic Systems Limited

Announcement
this exact prefix
No RPKI
Announced by
AS25577
Type
Hosting

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
84.45.30.0/24
since Sep 2022
AS206483BusinessMainframe & Cybernetic Systems Limited
84.45.31.0/24
since Oct 2025
AS206483BusinessMainframe & Cybernetic Systems Limited

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
84.45.8.0 - 84.45.127.25530,720UK-FRAME-20040922Mainframe & Cybernetic Systems Limited (ORG-MCSL9-RIPE) · GBALLOCATED PAMar 3, 2026[email protected]
└ 84.45.16.0/25128SEVENDIGITAL7 DigitalASSIGNED PAApr 11, 2005[email protected]
via UK-FRAME-20040922
└ 84.45.16.128/25128TheSoftwareConnection-NETThe Software ConnectionASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.17.0/25128SYSCOMM-NETSyscomm Ltd.ASSIGNED PANov 12, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.17.128/25128C4LC4L Colocation address spaceASSIGNED PANov 12, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.18.32/2732AMT-DATA-TECHNOLOGIESAMT Data TechnologiesASSIGNED PAJul 25, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.18.96/2732ESG-NETESG LtdASSIGNED PAAug 22, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.18.128/2664ITATWORKIT at Work LtdASSIGNED PAAug 29, 2007[email protected]
via UK-FRAME-20040922
└ 84.45.18.224/2816C4L-INFRA-NETC4L InfrastructureASSIGNED PANov 12, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.18.240/298VostronVostronASSIGNED PANov 15, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.19.64/2664SecureHostingSecure HostingASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.19.128/2816SecureHostingSecure HostingASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.19.144/2816SecureHostingSecure HostingASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.19.160/2732Sensical-NETSensicalASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.19.192/2664SYMBIOS-NETSymbios Ltd.ASSIGNED PASep 26, 2011[email protected]
via UK-FRAME-20040922
└ 84.45.20.64/2664GemservGemserv LimitedASSIGNED PANov 15, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.20.168/298ImagineImagine Publishing LtdASSIGNED PANov 29, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.20.176/2816FOURSLCONSULTINGLIMITED-NET4SL Consulting LimitedASSIGNED PADec 7, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.20.192/298Kelway-7cityKelwayASSIGNED PADec 13, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.22.64/298Severn-netSevernside Software LimitedASSIGNED PAFeb 13, 2013[email protected]
via UK-FRAME-20040922
└ 84.45.22.80/2816THUNDERHEAD-NETThunderheadASSIGNED PAMar 19, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.96/2816TERRAMAX-NETC4L Storage DevicesASSIGNED PAApr 24, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.112/2816TMTI-NETTMTIASSIGNED PAApr 6, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.128/2664INTERPARCEL-NETInterparcelASSIGNED PAApr 27, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.196/304SUNINTL-NETSun International VDS networkASSIGNED PADec 4, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.200/298Solvalub-NETSolvalubASSIGNED PADec 22, 2010[email protected]
via UK-FRAME-20040922
└ 84.45.22.208/298EDGE-NETEdge SolutionsASSIGNED PAApr 20, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.22.224/2816EDGEFAST-NETEdgefast TechnologiesASSIGNED PAApr 23, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.23.40/298FLUIDDATA-NETFluid DataASSIGNED PANov 18, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.23.96/2816VirtusDC-NETINATECHASSIGNED PAOct 8, 2014[email protected]
via UK-FRAME-20040922
└ 84.45.23.128/2664VMhosts-NETVMHostsASSIGNED PAFeb 22, 2011[email protected]
via UK-FRAME-20040922
└ 84.45.23.192/2816AOUKLTD-NETAO UK LtdASSIGNED PAOct 5, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.23.208/298TIALIS-NETTialis - Essentials ITASSIGNED PAMay 29, 2014[email protected]
via UK-FRAME-20040922
└ 84.45.23.248/304PRODIGYPC-VDS-NETProdigy PCASSIGNED PANov 9, 2012[email protected]
via UK-FRAME-20040922
└ 84.45.24.0/24256C4LC4L InfrastructureASSIGNED PAApr 1, 2005[email protected]
via UK-FRAME-20040922
└ 84.45.25.8/298ZINC-NETunknownASSIGNED PAJun 23, 2021[email protected]
└ 84.45.25.16/298AA-NETAndrew AtherleyASSIGNED PAApr 9, 2010[email protected]
via UK-FRAME-20040922
└ 84.45.25.24/304ONSTRADA-VDS-NETOnStrada virtual dedicated serverASSIGNED PAMay 26, 2010[email protected]
via UK-FRAME-20040922
└ 84.45.25.28/304Mojave-NETMojave InnovationsASSIGNED PADec 22, 2010[email protected]
via UK-FRAME-20040922
└ 84.45.25.32/2732CHASE-NETChase Moran PLCASSIGNED PAFeb 9, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.25.64/2816Diplomat-NetDiplomat Sportwetten GmbHASSIGNED PASep 8, 2011[email protected]
via UK-FRAME-20040922
└ 84.45.25.80/2816GLOBALCHARGE-NETGlobalchargeASSIGNED PAMar 2, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.25.96/2732DaGeek-NETPeloris TechnologiesASSIGNED PAJun 15, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.25.128/25128FORCE10-NETForce 10 Hosting (ORG-FH15-RIPE)ASSIGNED PAMar 16, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.26.0/24256TheSoftwareConnection-NETThe Software ConnectionASSIGNED PAAug 28, 2008[email protected]
via UK-FRAME-20040922
└ 84.45.27.0/298VOIPDIRECT-PDS-NETVoIP Direct S.LASSIGNED PAMar 15, 2013[email protected]
via UK-FRAME-20040922
└ 84.45.27.8/298QMUL-NETQueen Mary University of LondonASSIGNED PAMar 15, 2013[email protected]
via UK-FRAME-20040922
└ 84.45.27.32/2732GADAGO-NETGadago NetworksASSIGNED PASep 2, 2013[email protected]
via UK-FRAME-20040922
└ 84.45.28.0/25128NETWORKHOSTING-NETNetwork HostingASSIGNED PAApr 9, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.28.128/25128KNX-NETKNXASSIGNED PAApr 9, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.29.0/24256SYNERGIE-NETSynergie ITASSIGNED PAApr 23, 2009[email protected]
via UK-FRAME-20040922
└ 84.45.30.0/23512REDMATTER-NETRed MatterASSIGNED PANov 11, 2009[email protected]
via UK-FRAME-20040922

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS25577

GB
Name
Mainframe & Cybernetic Systems Limited
Type
Hosting
Registered
Jan 15, 2003
Domain
bec.uk
Website
bec.uk
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed