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Data as of Nov 7, 2026

205.251.0.0/17

No anonymizer space · no proxy exits in 30 days

Atlantic Metro Communications II, Inc.

Announcement
this exact prefix
No RPKI
Announced by
AS29838
Type
Hosting
>99% of it

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

Arrived
PrefixOriginTypeHolderRPKI
205.251.0.0/20
since Oct 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.0.0/21
since Oct 2020
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.8.0/23
since Dec 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.12.0/22
since Oct 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.14.0/23
since Dec 2020
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.16.0/21
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.18.0/24
since Feb 2021
AS399232BusinessAtlantic Metro Communications II, Inc.
205.251.24.0/21
since May 2023
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.32.0/19
since Jun 2024
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.32.0/20
since Jun 2024
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.64.0/20
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.66.0/23
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
via InfoRelay Online Systems, Inc.
205.251.69.0/24
since Feb 2022
AS29934HostingAtlantic Metro Communications II, Inc.
205.251.80.0/20
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.88.0/21
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.100.0/22
since Mar 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.108.0/22
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.112.0/21
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.114.0/23
since Mar 2013
AS29934HostingAtlantic Metro Communications II, Inc.
via Netacom
205.251.120.0/21
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.120.0/24
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.121.0/24
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
205.251.124.0/24
since Jun 2021
AS29838HostingAtlantic Metro Communications II, Inc.
via Information Strategies, Inc.

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
205.251.0.0/1732,768NET-205-251-0-0-1Atlantic Metro Communications II, Inc. (AMCI-3) · USDirect AllocationAug 11, 2009abuse@atlanticmetro.net
└ 205.251.0.0/24256NET-205-251-0-0-1unknown———
└ 205.251.9.192/2732HOSTEROID-9-192-27unknown———
└ 205.251.16.72/304NET-205-251-16-72-1unknown———
└ 205.251.16.76/304NET-205-251-16-76-1unknown———
└ 205.251.18.0/24256SETON-HOMESeton Home Study School (C07789977) · USReassignedMar 1, 2021abuse@atlanticmetro.net
via NET-205-251-0-0-1
└ 205.251.22.0/2816AT4WIRELESS-02unknown———
└ 205.251.22.24/298FRIT-ER1unknown———
└ 205.251.22.64/2664VENTERA-01unknown———
└ 205.251.22.128/2732TRANQUIL-HOSTING-01unknown———
└ 205.251.22.160/2732HIGHCASTLE-01unknown———
└ 205.251.22.240/2816ZAYO-NETWORK-01unknown———
└ 205.251.23.192/2664ESEC-NET-NET-02unknown———
└ 205.251.36.0/304NET-205-251-36-0-1unknown———
└ 205.251.36.4/312NET-205-251-36-4-1unknown———
└ 205.251.49.224/2732BALDMOUNTAINSTOVES-01unknown———
└ 205.251.64.0/2732RYANANDWETMORE-01unknown———
└ 205.251.64.64/26648D-WEB-5unknown———
└ 205.251.64.192/2816BUSINESS-INTELLIGENCE-02unknown———
└ 205.251.64.208/2816AVIZIA-02unknown———
└ 205.251.65.32/2732SENSEIENTERPRISES-01unknown———
└ 205.251.65.64/2732FULCRUM-IT-07unknown———
└ 205.251.65.96/2732SENSEI-ENTunknown———
└ 205.251.65.128/25128INDYNE-NET-01unknown———
└ 205.251.66.0/23512INFORELAY-CUSTOMERSInfoRelay Online Systems, Inc. (IOS-40) · USReallocatedNov 22, 2010abuse@atlanticmetro.net
└ 205.251.66.32/2732VERSA-NETWORKS-01unknown———
└ 205.251.66.96/2732SAGETRADER-02unknown———
└ 205.251.66.128/2664SIBER-03unknown———
└ 205.251.66.192/2732ALTRUI-03unknown———
└ 205.251.67.0/26648D-WEB-6unknown———
└ 205.251.67.128/2732INSTITUTEFORPHYSICALSCIENCES-01unknown———
└ 205.251.67.160/2732FULCRUM-09unknown———
└ 205.251.68.64/2664MYRAMLINK-01unknown———
└ 205.251.68.128/251288D-WEB-08unknown———
└ 205.251.69.0/24256NETACOM-04Netacom (NETAD-2) · USReassignedDec 11, 2015management@netacom.com
└ 205.251.72.64/2732CONSOLIDATEDMARKETING-01unknown———
└ 205.251.72.96/2732CMI-01unknown———
└ 205.251.72.160/2732I-BEHAVIOR-02unknown———
└ 205.251.73.32/2816USTRONICS-03unknown———
└ 205.251.73.56/298ANIMATEDSTORYBOARDS-01unknown———
└ 205.251.73.64/2732AMERICAVOTES-01unknown———
└ 205.251.73.96/2732DEWAHOST-01unknown———
└ 205.251.73.160/2732NET-205-251-73-160-1unknown———
└ 205.251.73.224/2732ACCESS-TECHNOLOGY-01unknown———
└ 205.251.74.0/2732MODE5-02unknown———
└ 205.251.74.32/2732RESOLUTION-HEALTHunknown———
└ 205.251.74.64/2816RESOLUTION-HEALTHunknown———
└ 205.251.74.88/298EXASENSE-01unknown———
└ 205.251.74.96/2732EXASENSE-02unknown———
└ 205.251.74.128/26648D-WEB-6unknown———
└ 205.251.75.96/2732SIBER-02unknown———
└ 205.251.75.128/2664MINDSEYE-02unknown———
└ 205.251.75.192/2732QESFERATECH-01unknown———
└ 205.251.77.0/2732CENTRIPETAL-NET1unknown———
└ 205.251.77.128/25128NETWORKDEPOT-01unknown———
└ 205.251.78.0/24256ATS-IAD3-4unknown———
└ 205.251.79.64/2664FULCRUMIT-04unknown———
└ 205.251.79.128/2732YMCA-OF-METROPOLITAN-WASHINGTONunknown———
└ 205.251.79.160/2732INTER-3unknown———
└ 205.251.80.32/2732WEIMORTGAGECORPORATION-01unknown———
└ 205.251.80.64/2732OPTFINITY-01unknown———
└ 205.251.80.112/2816INFOLOCK-01unknown———
└ 205.251.81.0/24256NET-205-251-81-0-1unknown———
└ 205.251.85.128/2732GXMCONSULTING-01unknown———
└ 205.251.85.160/2816AVSIM-01unknown———
└ 205.251.90.0/24256DATANETSYSTEMS-01unknown———
└ 205.251.92.0/298VOLEXITY-01unknown———
└ 205.251.92.64/2732TECHCLARITY-1unknown———
└ 205.251.92.96/298AFFORDABLEMARKETINGLISTS-03unknown———
└ 205.251.92.128/2732GD3-DATA-01unknown———
└ 205.251.93.0/24256HORIZONTECH-03unknown———
└ 205.251.94.0/2816NIS-EGYPT-02unknown———
└ 205.251.94.16/2816PIONEERING-NETWORK-01unknown———
└ 205.251.94.32/2732DEEPLEARNING-01unknown———
└ 205.251.94.64/26648D-WEB-1unknown———
└ 205.251.96.192/2732BLASTNETHOSTING-01unknown———
└ 205.251.100.64/298VANTAGE-SOL-02unknown———
└ 205.251.100.96/2816ELTEX-01unknown———
└ 205.251.102.0/24256ANIGRUPO-06unknown———
└ 205.251.103.0/24256SIMPLI-NETWORKS-LAX3-01unknown———
└ 205.251.104.0/221,024EXPERTCOLOCATION-VAX2-01Expert Colocation (EC-181) · USReallocatedNov 21, 2013jvajda@expertcolocation.com
└ 205.251.108.72/298VRICON-05unknown———
└ 205.251.110.0/24256VIRGINIA-HOST-02unknown———
└ 205.251.111.160/2732NET-205-251-111-160-1unknown———
└ 205.251.112.0/2732ALTRUI-04unknown———
└ 205.251.112.96/2732INNOVATIVEWEBTRENDS-01unknown———
└ 205.251.112.96/2732INNOVATIVEWEBTRENDS-01unknown———
└ 205.251.112.96/2732INNOVATIVEWEBTRENDS-01unknown———
└ 205.251.112.96/2732INNOVATIVEWEBTRENDS-02unknown———
└ 205.251.112.128/2664ARCTIC-SLOPE-01unknown———
└ 205.251.112.224/2732CONQUESTSYSTEMS-02unknown———
└ 205.251.113.0/24256APTARA-01unknown———
└ 205.251.114.0/23512NETACOM-04Netacom (NETAD-2) · USReallocatedJul 13, 2010management@netacom.com
└ 205.251.116.0/2732JOHAN-01unknown———
└ 205.251.116.32/2732KSTREETCONSULTING-01unknown———
└ 205.251.116.96/2732LEGAL-DISCOVERY-1unknown———
└ 205.251.116.176/298WRIKE-2unknown———
└ 205.251.117.0/24256ATS-01unknown———
└ 205.251.118.0/24256ATS-002unknown———
└ 205.251.120.0/24256NET-205-251-120-0-1Flex Data Center, LLC. (C10930291) · USReassignedAug 16, 2024abuse@atlanticmetro.net
via NET-205-251-0-0-1
└ 205.251.122.96/2816CHRCO-01unknown———
└ 205.251.123.0/24256E4LOGICS-01unknown———
└ 205.251.124.0/24256INFORMATIONSTRATEGIES-01Information Strategies, Inc. (INFOR-67) · USReallocatedOct 13, 2010—

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

32,768 addresses
TypeAddressesShareRanges
Hosting32,512>99%29
Business2560.78%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS29838

US
Name
Atlantic Metro Communications II, Inc.
Type
Hosting
Registered
May 14, 2003
Domain
atlanticmetro.net
Website
365datacenters.com/
Spamhaus ASN-DROP
not listed