LAYER3 INTEL
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Data as of Nov 10, 2026

166.78.192.0/18

No anonymizer space · no proxy exits in 30 days

Rackspace Hosting

Announcement
this exact prefix
No RPKI
Announced by
AS19994
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
166.78.0.0/1665,536RACKS-8-NET-11Rackspace Hosting (RACKS-8) · USDirect AllocationOct 17, 2012abuse@rackspace.com
└ 166.78.232.92/304RACKS-8-1363341135268097unknown———
└ 166.78.232.128/2732RACKS-8-1456251378662009unknown———
└ 166.78.232.160/304RACKS-8-1381534334462008unknown———
└ 166.78.232.164/304RACKS-8-1381598175037231unknown———
└ 166.78.232.168/298RACKS-8-1381587855507017unknown———
└ 166.78.232.176/304RACKS-8-1381599625530391unknown———
└ 166.78.232.184/312RACKS-8-1444687244719257unknown———
└ 166.78.232.192/2732RACKS-8-1363297233179882unknown———
└ 166.78.232.224/304RACKS-8-1435840852338677unknown———
└ 166.78.232.228/304RACKS-8-1363353496609924unknown———
└ 166.78.232.232/304RACKS-8-1363353496307466unknown———
└ 166.78.232.244/304RACKS-8-1363397294580555unknown———
└ 166.78.232.252/312RACKS-8-1406222776692424unknown———
└ 166.78.232.254/312RSPC-1E93C6FB-B1F5-4512-BD3B-07F5BC3C54E1unknown———
└ 166.78.233.16/2816RACKS-8-1363631654714534unknown———
└ 166.78.233.32/304RACKS-8-1420830977622252unknown———
└ 166.78.233.48/304RACKS-8-1363720822311720unknown———
└ 166.78.233.64/2816RSPC-E342327C-03CB-4AB5-B69D-0B168A31E6AFunknown———
└ 166.78.233.80/2816RSPC-482DB0D6-9A72-402E-9FF4-34A9996B8C73unknown———
└ 166.78.233.104/304RACKS-8-1363787775301551unknown———
└ 166.78.233.128/2732RACKS-8-1363788853644544unknown———
└ 166.78.233.160/2732RACKS-8-1363797976658039unknown———
└ 166.78.233.192/298RACKS-8-1455851898553893unknown———
└ 166.78.233.208/298RACKS-8-1389369974966748unknown———
└ 166.78.233.224/2732RACKS-8-1363812374154566unknown———
└ 166.78.234.0/304RSPC-1FB41628-F1A8-4F18-84A0-D2867C5B1B3Bunknown———
└ 166.78.234.8/312RSPC-3E487A19-6C45-43A3-A194-CD69E675CDDFunknown———
└ 166.78.234.12/304RSPC-76FF7427-5096-483B-8C51-16B40D604E9Funknown———
└ 166.78.234.16/2816RACKS-8-1363903222515677unknown———
└ 166.78.234.32/304RSPC-483F618A-7BBE-4178-AA0D-47F0ACD9DD96unknown———
└ 166.78.234.36/304RSPC-396994FD-8382-4D86-849B-8CBD9E77C4EBunknown———
└ 166.78.234.84/304RACKS-8-1363981334816267unknown———
└ 166.78.234.88/298RACKS-8-1363981936176384unknown———
└ 166.78.234.96/298RACKS-8-1367506696091276unknown———
└ 166.78.234.104/298RACKS-8-1367506827999781unknown———
└ 166.78.234.128/304RACKS-8-1363984826838015unknown———
└ 166.78.234.132/304RSPC-1EFEA466-72F4-4D07-AA63-D7F6E9478B2Funknown———
└ 166.78.234.136/298RACKS-8-1363986637341236unknown———
└ 166.78.234.144/2816RACKS-8-1363987576216598unknown———
└ 166.78.234.180/304RACKS-8-1437857902249644unknown———
└ 166.78.234.188/304RACKS-8-1364000295514752unknown———
└ 166.78.234.192/2732RSPC-53143416-4554-4C14-AD89-2816B6B72411unknown———
└ 166.78.234.240/2816RACKS-8-1364023336675795unknown———
└ 166.78.235.20/304RACKS-8-1364141654118445unknown———
└ 166.78.235.28/304RACKS-8-1364210056898023unknown———
└ 166.78.235.32/298RACKS-8-1455648643849436unknown———
└ 166.78.235.48/304RACKS-8-1364231175244426unknown———
└ 166.78.235.52/304RACKS-8-1364231537400263unknown———
└ 166.78.235.60/304RACKS-8-9364233730580867unknown———
└ 166.78.235.68/304RACKS-8-1384314376360203unknown———
└ 166.78.235.80/304RACKS-8-1364241376901750unknown———
└ 166.78.235.88/304RACKS-8-1453623137747791unknown———
└ 166.78.235.112/304RACKS-8-1364266094668891unknown———
└ 166.78.235.116/304RACKS-8-1462661420588399unknown———
└ 166.78.235.124/304RACKS-8-1364284232144015unknown———
└ 166.78.235.128/304RSPC-21DFA1F3-E799-4335-AC90-45B5B6C22735unknown———
└ 166.78.235.136/298RACKS-8-1364224830944390unknown———
└ 166.78.235.144/304RSPC-0AA83695-DB38-45E5-97EA-A8B0097FD22Eunknown———
└ 166.78.235.152/304RSPC-6A1459EC-1208-46BF-B26D-6662A7985128unknown———
└ 166.78.235.168/298RACKS-8-1434738736661565unknown———
└ 166.78.235.176/298RACKS-8-5364237230590067unknown———
└ 166.78.235.184/298RACKS-8-1364239456145839unknown———
└ 166.78.235.192/298RSPC-CE3F54F2-E55C-4046-9BAA-2E086B7A13A6unknown———
└ 166.78.235.208/298RACKS-8-1395778694577765unknown———
└ 166.78.235.232/304RACKS-8-1364285424428470unknown———
└ 166.78.235.240/298RSPC-486973C2-387F-4DE6-868D-9796D8CE6636unknown———
└ 166.78.235.248/298RACKS-8-1433966900354494unknown———
← Previous601–667 of 667 · page 4 of 4Next →

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS19994

US
Name
Rackspace Hosting
Type
Hosting
Registered
Jan 15, 2010
Domain
rackspace.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed