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Data as of Nov 10, 2026

166.78.64.0/18

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
└ 166.78.79.240/2816RACKS-8-1355244734625729unknown———
└ 166.78.80.0/298RACKS-8-1354482374555669unknown———
└ 166.78.80.72/298RACKS-8-1354542373873234unknown———
└ 166.78.80.80/298RACKS-8-1354542493277090unknown———
└ 166.78.80.88/298RACKS-8-1354567224714774unknown———
└ 166.78.80.96/298RACKS-8-1378830493585996unknown———
└ 166.78.80.104/298RACKS-8-1354576454764922unknown———
└ 166.78.80.120/298RACKS-8-1354580426191821unknown———
└ 166.78.80.128/298RACKS-8-1354592773605371unknown———
└ 166.78.80.136/298INTERNAL-CUSTOMER-01unknown———
└ 166.78.80.160/298RACKS-8-1354633825652925unknown———
└ 166.78.80.168/298RACKS-8-1354637054623817unknown———
└ 166.78.80.176/298RACKS-8-1389129134448484unknown———
└ 166.78.80.192/298RACKS-8-1384443496684224unknown———
└ 166.78.80.232/298RACKS-8-1354661423186540unknown———
└ 166.78.80.240/298RACKS-8-1354735333117486unknown———
└ 166.78.80.248/298RACKS-8-1354736054709689unknown———
└ 166.78.81.0/298RSPC-2B145942-245B-462F-8A64-DB1E728681A8unknown———
└ 166.78.81.32/298RACKS-8-1354859534578646unknown———
└ 166.78.81.40/298RACKS-8-1354873934163768unknown———
└ 166.78.81.48/298RACKS-8-1354882226776162unknown———
└ 166.78.81.64/298RACKS-8-1354896255078949unknown———
└ 166.78.81.72/298RACKS-8-1354896375650555unknown———
└ 166.78.81.80/298RACKS-8-1354906573878296unknown———
└ 166.78.81.120/298RACKS-8-1354919534787136unknown———
└ 166.78.81.144/298RACKS-8-1354997655531337unknown———
└ 166.78.81.152/298RACKS-8-1354997773568173unknown———
└ 166.78.81.160/298RACKS-8-1450214299090808unknown———
└ 166.78.81.176/298RACKS-8-1433405298605023unknown———
└ 166.78.81.208/298RACKS-8-1385497225903278unknown———
└ 166.78.81.224/298RACKS-8-1355149333723166unknown———
└ 166.78.82.0/304RACKS-8-1354320494570041unknown———
└ 166.78.82.4/304RACKS-8-1462461488463394unknown———
└ 166.78.82.28/304RACKS-8-1379489296465761unknown———
└ 166.78.82.36/304RSPC-0809F04D-B491-400A-95AC-8F552F3C6D84unknown———
└ 166.78.82.56/304RACKS-8-1354557373425811unknown———
└ 166.78.82.64/304RACKS-8-1354558934542901unknown———
└ 166.78.82.68/304RACKS-8-1354558934344885unknown———
└ 166.78.82.72/304RACKS-8-1354560734932536unknown———
└ 166.78.82.76/304RSPC-557EBE26-5DAF-4BF6-ABA9-47DD6B046E60unknown———
└ 166.78.82.84/304RSPC-3227D441-AE01-4489-98D7-048BD319B16Dunknown———
└ 166.78.82.88/304RACKS-8-1354635374518280unknown———
└ 166.78.82.96/304RACKS-8-1354636825011567unknown———
└ 166.78.82.104/304RACKS-8-1354637054222724unknown———
└ 166.78.82.124/304RACKS-8-1354666335660434unknown———
└ 166.78.82.128/304RACKS-8-1354698623698673unknown———
└ 166.78.82.132/304RACKS-8-1354706294562624unknown———
└ 166.78.82.140/304RSPC-3F1B5C62-0534-4602-BF80-C72803D36904unknown———
└ 166.78.82.152/304RACKS-8-1354752624977640unknown———
└ 166.78.82.156/304RACKS-8-1354782496631099unknown———
└ 166.78.82.176/304RACKS-8-1379491453134614unknown———
└ 166.78.82.188/304RACKS-8-1354882226533342unknown———
└ 166.78.82.204/304RSPC-EE9FAF06-106C-4525-A305-0DEA9B5B4D5Cunknown———
└ 166.78.82.208/304RACKS-8-1354916174877918unknown———
└ 166.78.82.224/304RACKS-8-1355018775615891unknown———
└ 166.78.82.232/304RACKS-8-1355030535943021unknown———
└ 166.78.82.240/304RACKS-8-1355089822045677unknown———
└ 166.78.82.248/304RACKS-8-1355133022906344unknown———
└ 166.78.83.8/298RACKS-8-1418141898084786unknown———
└ 166.78.83.24/298RACKS-8-1433433978493446unknown———
└ 166.78.83.56/298RACKS-8-1450308137082378unknown———
└ 166.78.83.72/298RACKS-8-1355692574071472unknown———
└ 166.78.83.80/298RACKS-8-1355696175699317unknown———
└ 166.78.83.88/298RACKS-8-1355700022739156unknown———
└ 166.78.83.104/298RACKS-8-1355705654857299unknown———
└ 166.78.83.120/298RSPC-F0F68957-55E8-4709-8876-66248D7096F6unknown———
└ 166.78.83.144/298RACKS-8-1355764094022249unknown———
└ 166.78.83.152/298RACKS-8-1355766494982920unknown———
└ 166.78.83.168/298RSPC-0A0D6D9F-82B9-4ED4-A4F8-E9F015FA086Aunknown———
└ 166.78.83.192/298RSPC-F96AF3FD-5118-4269-9801-21C2274C7BC8unknown———
└ 166.78.83.216/298RACKS-8-1355850374858123unknown———
└ 166.78.83.224/298RACKS-8-1355855054774936unknown———
└ 166.78.83.248/298RACKS-8-1355868025475376unknown———
└ 166.78.84.0/23512RACKS-8-1355250135919068unknown———
└ 166.78.86.4/304RACKS-8-1355559024098671unknown———
└ 166.78.86.24/304RACKS-8-1355716334946824unknown———
└ 166.78.86.48/304INTERNAL-CUSTOMER-01unknown———
└ 166.78.86.56/304RSPC-49624454-B87D-4CBD-896E-449AF4373BD1unknown———
└ 166.78.86.60/304RACKS-8-1419102256089878unknown———
└ 166.78.86.64/304RACKS-8-1355779336847006unknown———
└ 166.78.86.84/304RACKS-8-1355840533874305unknown———
└ 166.78.86.108/304RACKS-8-1406216776001270unknown———
└ 166.78.86.112/304RACKS-8-1452543259452668unknown———
└ 166.78.86.124/304RACKS-8-1384550894009432unknown———
└ 166.78.86.128/304RACKS-8-1462461489289531unknown———
└ 166.78.86.144/304RACKS-8-1442583055070948unknown———
└ 166.78.86.148/304RACKS-8-1442588779296114unknown———
└ 166.78.86.164/304RACKS-8-1355961134780497unknown———
└ 166.78.86.168/304RSPC-F965AF32-5E51-4884-ABD6-46BE2DD716BCunknown———
└ 166.78.86.172/304RACKS-8-1449509060372552unknown———
└ 166.78.86.176/304RACKS-8-1356030735245233unknown———
└ 166.78.86.184/304RACKS-8-1391521825552488unknown———
└ 166.78.86.188/304RACKS-8-1391523376398910unknown———
└ 166.78.86.196/304RACKS-8-1356047773982202unknown———
└ 166.78.86.204/304RACKS-8-1401297028171421unknown———
└ 166.78.86.208/304RACKS-8-1356142454871197unknown———
└ 166.78.86.212/304INTERNAL-CUSTOMER-01unknown———
└ 166.78.86.216/304RSPC-B9005A35-C5DC-41FE-8B98-BD80F9DC7EC8unknown———
└ 166.78.86.228/304RACKS-8-14624614903723232unknown———
└ 166.78.86.236/304RACKS-8-1356374294642030unknown———
└ 166.78.86.240/304RACKS-8-1356374423425290unknown———
└ 166.78.87.136/304RSPC-68B08D53-9264-43A3-89DC-CECE1DE0921Cunknown———
└ 166.78.87.140/304RACKS-8-1407769829358673unknown———
└ 166.78.87.164/304RACKS-8-1357155374388646unknown———
└ 166.78.87.168/304RACKS-8-1357156934452273unknown———
└ 166.78.87.188/304RSPC-16ADF746-B0F4-4BED-B4F3-58702966C49Dunknown———
└ 166.78.87.196/304RACKS-8-1357227133561881unknown———
└ 166.78.87.208/304RACKS-8-1419349578350391unknown———
└ 166.78.87.212/304RACKS-8-1357270093735272unknown———
└ 166.78.87.220/304RACKS-8-1385360054500313unknown———
└ 166.78.87.224/304RACKS-8-1357326855182560unknown———
└ 166.78.87.232/304RSPC-12E9A0E7-CFFE-45D9-ABBD-F184EB07AE07unknown———
└ 166.78.87.236/304RSPC-0EF6C8CC-0162-404F-844B-A57329C6F171unknown———
└ 166.78.87.240/304RACKS-8-1357341494185547unknown———
└ 166.78.87.252/304RACKS-8-1357400293921056unknown———
└ 166.78.88.0/24256RACKS-8-1355354654142141unknown———
└ 166.78.89.24/304RACKS-8-1418968097478421unknown———
└ 166.78.89.28/304RSPC-5D9AE063-D8BA-4D75-9707-D7157AE6C933unknown———
└ 166.78.89.40/298RSPC-336A83D8-87DA-4A95-915D-D04FF18328EAunknown———
└ 166.78.89.56/304RACKS-8-1442525541852516unknown———
└ 166.78.89.72/304RACKS-8-1355499494978394unknown———
└ 166.78.89.80/298RACKS-8-1355501534118464unknown———
└ 166.78.89.88/298RACKS-8-1355511253557681unknown———
└ 166.78.89.96/304RACKS-8-1406215935349768unknown———
└ 166.78.89.100/304RACKS-8-1355518454961236unknown———
└ 166.78.89.104/298RACKS-8-1355516773999937unknown———
└ 166.78.89.112/304RACKS-8-1355523734467640unknown———
└ 166.78.89.116/304RACKS-8-1355529973194234unknown———
└ 166.78.89.120/298RACKS-8-1378830375302540unknown———
└ 166.78.89.160/304RSPC-33E6291C-78DB-470C-AC57-618AA6A1E878unknown———
└ 166.78.89.168/312RACKS-8-1424612057203361unknown———
└ 166.78.89.182/312RACKS-8-1355758334043261unknown———
└ 166.78.89.184/312RACKS-8-1355764824608856unknown———
└ 166.78.89.186/312RACKS-8-1355767333105162unknown———
└ 166.78.89.192/2732RSPC-BA35C079-59A2-453A-B350-61100BCA6100unknown———
└ 166.78.89.224/304INTERNAL-CUSTOMER-01unknown———
└ 166.78.90.64/312RACKS-8-1355864654847956unknown———
└ 166.78.90.70/312RACKS-8-1388721025124841unknown———
└ 166.78.90.72/298RACKS-8-1355875934725367unknown———
└ 166.78.90.80/298RACKS-8-1355882295206631unknown———
└ 166.78.90.200/298RACKS-8-1355937855654251unknown———
└ 166.78.90.208/312RACKS-8-1388783175145911unknown———
└ 166.78.90.214/312RSPC-1D47ACCF-6390-4CE9-8B02-77C6C3508676unknown———
└ 166.78.90.216/312RACKS-8-1389228254982064unknown———
└ 166.78.90.224/312RACKS-8-1389602775844535unknown———
└ 166.78.90.244/304RACKS-8-1388728335214830unknown———
└ 166.78.91.4/312RSPC-AC43AA53-6313-46DC-A24E-363CCAC044C6unknown———
└ 166.78.91.6/312RSPC-B40EC426-5C6D-4C64-90F1-1EBA44991D24unknown———
└ 166.78.91.8/298RACKS-8-1356040454071511unknown———
└ 166.78.91.18/312RACKS-8-1423150938342979unknown———
└ 166.78.91.22/312RACKS-8-1433945436850436unknown———
└ 166.78.91.64/2732RACKS-8-1356373094697909unknown———
└ 166.78.91.96/304RACKS-8-1356541454767687unknown———
└ 166.78.91.102/312RSPC-B2DDEDC7-BBF0-45AF-98CF-A77D523EA7E3unknown———
└ 166.78.91.104/304RACKS-8-1356557424604091unknown———
└ 166.78.91.112/304RACKS-8-1442751142155819unknown———
└ 166.78.91.124/304RACKS-8-1356638054579300unknown———
└ 166.78.91.132/304RACKS-8-1356685935581933unknown———
└ 166.78.91.136/304RACKS-8-1458592337723088unknown———
└ 166.78.91.152/312RACKS-8-1423495697978650unknown———
└ 166.78.91.164/304RACKS-8-1356727824136455unknown———
└ 166.78.91.168/312RACKS-8-1356746425023077unknown———
└ 166.78.91.170/312RACKS-8-1356981133506164unknown———
└ 166.78.91.178/312RACKS-8-1357304294982218unknown———
└ 166.78.91.182/312RACKS-8-1440196253705268unknown———
└ 166.78.91.184/304RACKS-8-1357422623931633unknown———
└ 166.78.91.192/2732RACKS-8-1445102898354898unknown———
└ 166.78.91.232/298RACKS-8-1413423029378930unknown———
└ 166.78.91.240/298RACKS-8-1413463456076684unknown———
└ 166.78.91.248/304RACKS-8-1413463456605309unknown———
└ 166.78.91.252/304RACKS-8-1413463577454147unknown———
└ 166.78.92.12/304RACKS-8-1413477628639906unknown———
└ 166.78.92.24/298RACKS-8-1423608857342184unknown———
└ 166.78.92.32/298RACKS-8-1413485175236164unknown———
└ 166.78.92.64/298RACKS-8-1413566429214352unknown———
└ 166.78.92.76/304RACKS-8-1413584428531662unknown———
└ 166.78.92.80/304RACKS-8-1413602535811635unknown———
└ 166.78.92.92/312RACKS-8-1462905978072965unknown———
└ 166.78.92.94/312RACKS-8-1462999222764819unknown———
└ 166.78.92.104/298RACKS-8-1413603628559641unknown———
└ 166.78.92.112/304RACKS-8-1413659296213051unknown———
└ 166.78.92.120/304RACKS-8-1413703229362593unknown———
└ 166.78.92.124/304RACKS-8-1413747255158265unknown———
└ 166.78.92.128/312RACKS-8-1357429823884783unknown———
└ 166.78.92.132/304RACKS-8-1446123258337325unknown———
└ 166.78.92.148/312RSPC-A7F13597-1C51-4967-9B2C-653E02E1F336unknown———
└ 166.78.92.150/312RSPC-AEBC81B3-D5ED-4093-BD2B-E5ABB496AA29unknown———
└ 166.78.92.156/304RACKS-8-1357582825772821unknown———
└ 166.78.92.160/2816RACKS-8-1357572374350173unknown———
└ 166.78.92.236/304RACKS-8-1357640053834135unknown———
└ 166.78.92.248/298RSPC-9EB47B82-89DD-404D-84DE-D4CAA00E09E4unknown———
└ 166.78.93.4/304RSPC-DE071197-02DD-4F1F-BC84-85D7AE2DE980unknown———
└ 166.78.93.8/304RACKS-8-1357663095131725unknown———
└ 166.78.93.16/298RACKS-8-1411401377265222unknown———
└ 166.78.93.24/298RACKS-8-1411402457602996unknown———
└ 166.78.93.32/298RACKS-8-1411398030562961unknown———
└ 166.78.93.48/298RACKS-8-1357686374066171unknown———
└ 166.78.93.56/304RSPC-8D3A7025-0C2B-4289-BC02-FF1655FAB25Eunknown———
└ 166.78.93.60/304RACKS-8-1357698973207283unknown———
└ 166.78.93.96/304RACKS-8-1357703175155350unknown———
← Previous201–400 of 439 · page 2 of 3Next →

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