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Data as of Nov 5, 2026

104.239.248.0/21

No anonymizer space · no proxy exits in 30 days

Rackspace Hosting

Announcement
this exact prefix
No RPKI
Announced by
AS27357
Type
Hosting
Risk
50 / 100 · Medium

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
104.239.128.0/1732,768RACKS-8-NET-16Rackspace Hosting (RACKS-8) · USDirect AllocationDec 2, 2014abuse@rackspace.com
└ 104.239.248.0/23512RACKS-8-1431017297698419unknown———
└ 104.239.250.0/24256RACKS-8-1431017537370308unknown———
└ 104.239.251.20/304RACKS-8-1432237839525714unknown———
└ 104.239.251.24/304RACKS-8-1432239857215840unknown———
└ 104.239.251.28/304RACKS-8-1432239857861598unknown———
└ 104.239.251.64/2816RACKS-8-1432306577125389unknown———
└ 104.239.251.84/304RACKS-8-1432318837448362unknown———
└ 104.239.251.96/304RACKS-8-1432339837605979unknown———
└ 104.239.251.108/304RACKS-8-1432579098720599unknown———
└ 104.239.251.112/304RACKS-8-1432579836301489unknown———
└ 104.239.251.120/304RACKS-8-1432673776013057unknown———
└ 104.239.251.148/304INTERNAL-CUSTOMER-01unknown———
└ 104.239.251.152/304RACKS-8-1432751060538775unknown———
└ 104.239.251.156/304RACKS-8-1462461333650966unknown———
└ 104.239.251.160/304RACKS-8-1432767257193851unknown———
└ 104.239.251.166/312RACKS-8-1432843939255914unknown———
└ 104.239.251.168/304RACKS-8-1432838659512648unknown———
└ 104.239.251.192/304RACKS-8-1462461369696376unknown———
└ 104.239.251.196/312RACKS-8-1432924238340431unknown———
└ 104.239.251.204/304RACKS-8-1432926257232190unknown———
└ 104.239.251.208/304RACKS-8-1432927699536759unknown———
└ 104.239.251.232/304RSPC-C3219A31-7F7C-4F06-8614-1C160F472C53unknown———
└ 104.239.251.248/304RACKS-8-1438709178779064unknown———
└ 104.239.251.252/304RACKS-8-1433197338817587unknown———
└ 104.239.252.4/304RACKS-8-1433363058029746unknown———
└ 104.239.252.8/312INTERNAL-CUSTOMER-01unknown———
└ 104.239.252.12/304RACKS-8-1454798439415134unknown———
└ 104.239.252.16/2816RACKS-8-1433388256058672unknown———
└ 104.239.252.32/2732RACKS-8-1433368839361772unknown———
└ 104.239.252.68/304RACKS-8-1434372638905353unknown———
└ 104.239.252.76/304RSPC-0D3A83F6-5836-413E-9DFD-65E6796F7178unknown———
└ 104.239.252.80/304RACKS-8-1433455698534546unknown———
└ 104.239.252.84/304RACKS-8-1433460037553325unknown———
└ 104.239.252.88/304RACKS-8-1433460139936428unknown———
└ 104.239.252.92/304RACKS-8-1433472257853214unknown———
└ 104.239.252.112/304RSPC-8F11E3E7-998E-4537-B3AD-E9C640B47209unknown———
└ 104.239.252.116/304RACKS-8-1458689060791936unknown———
└ 104.239.252.120/304RACKS-8-1441097778010378unknown———
└ 104.239.252.128/304RSPC-F10101DC-00C9-4EE4-B625-7F3F09EB5DE0unknown———
└ 104.239.252.140/304RSPC-42FA2542-B5AC-4B19-B56B-CA8171C54E31unknown———
└ 104.239.252.148/304RSPC-B1BFE2C0-5C0E-4753-91C9-7437B57D0208unknown———
└ 104.239.252.152/304RSPC-D32CF08F-06D9-430C-86A2-3A67AA35EA6Eunknown———
└ 104.239.252.156/304RSPC-254623E6-93DB-44F4-9916-77BC607FAE9Funknown———
└ 104.239.252.160/2816RACKS-8-1433461837864673unknown———
└ 104.239.252.176/304RACKS-8-1433477659465552unknown———
└ 104.239.252.180/304RSPC-68B37508-9150-40B6-80D9-D44276579104unknown———
└ 104.239.252.184/304RACKS-8-1458678137655379unknown———
└ 104.239.252.188/304RACKS-8-1442610653504888unknown———
└ 104.239.252.196/304RACKS-8-1458681257350404unknown———
└ 104.239.252.200/304RACKS-8-1454615897171348unknown———
└ 104.239.252.204/304RACKS-8-1433526636563936unknown———
└ 104.239.252.208/304RACKS-8-1433527697380604unknown———
└ 104.239.252.212/304RACKS-8-1433529139513458unknown———
└ 104.239.252.216/304RACKS-8-1433529257675822unknown———
└ 104.239.252.220/304RACKS-8-1433535637092766unknown———
└ 104.239.252.236/312RACKS-8-1433766377195418unknown———
└ 104.239.252.238/312RACKS-8-1433881235720690unknown———
└ 104.239.252.240/304RACKS-8-1463092340728487unknown———
└ 104.239.252.244/304RACKS-8-1433776938270325unknown———
└ 104.239.252.248/304RACKS-8-1433780899313798unknown———
└ 104.239.253.0/2664RACKS-8-1435259666450659unknown———
└ 104.239.253.64/2664RACKS-8-1435260870491631unknown———
└ 104.239.253.128/2664RACKS-8-1435082542229149unknown———
└ 104.239.253.192/298RACKS-8-1435324466267893unknown———
└ 104.239.253.208/304RACKS-8-1441923981045935unknown———
└ 104.239.253.212/304RACKS-8-1441923273308576unknown———
└ 104.239.253.216/304RACKS-8-1441972706883676unknown———
└ 104.239.253.224/2732RACKS-8-1435082664214385unknown———
└ 104.239.254.216/304RSPC-69E3F463-EBA6-4470-8C22-7C14DD12F733unknown———
└ 104.239.255.0/298RACKS-8-1447798842683830unknown———
└ 104.239.255.32/298RACKS-8-1441980863721663unknown———
└ 104.239.255.80/304RACKS-8-1442131941205641unknown———
└ 104.239.255.84/312RACKS-8-1464386421575039unknown———
└ 104.239.255.86/312RACKS-8-1443784938742126unknown———
└ 104.239.255.112/2816RACKS-8-1442248109631972unknown———
└ 104.239.255.128/304RACKS-8-1454353340021542unknown———
└ 104.239.255.132/304RACKS-8-1442429179420135unknown———
└ 104.239.255.176/304RACKS-8-1445280642862484unknown———
└ 104.239.255.188/304RACKS-8-1442485709762881unknown———
└ 104.239.255.192/304RSPC-AD52E00F-AC17-4404-8559-D933353AF823unknown———
└ 104.239.255.196/304RSPC-27042D51-5BC5-4654-9D31-691477E31D74unknown———
└ 104.239.255.200/298RACKS-8-1442494255338292unknown———
└ 104.239.255.208/304RSPC-43FC385F-6152-4D3A-A747-E70649AB76D0unknown———
└ 104.239.255.214/312RSPC-5FC1CA4A-3EB0-4ECF-AFAB-17832065B8C9unknown———
└ 104.239.255.240/304RACKS-8-1447602138559927unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS27357

US
Name
Rackspace Hosting
Type
Hosting
Registered
Feb 20, 2003
Domain
rackspace.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed