Data as of Nov 13, 2026

108.166.0.0/18

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
108.166.0.0/17	32,768	RACKS-8-NET-5	Rackspace Hosting (RACKS-8) · US	Direct Allocation	Dec 6, 2011	abuse@rackspace.com
└ 108.166.8.250/31	2	RACKS-8-1339659254856606	unknown	—	—	—
└ 108.166.8.252/31	2	RACKS-8-1438982454898595	unknown	—	—	—
└ 108.166.9.0/31	2	RACKS-8-1438984856587976	unknown	—	—	—
└ 108.166.9.6/31	2	RACKS-8-1431470436692301	unknown	—	—	—
└ 108.166.9.28/31	2	RSPC-E0DA0E4A-9604-4CF0-A266-1F9D5028AB70	unknown	—	—	—
└ 108.166.9.30/31	2	RSPC-7B31875E-64D9-4E85-A185-27966EADC0CE	unknown	—	—	—
└ 108.166.9.34/31	2	RACKS-8-1340983220049390	unknown	—	—	—
└ 108.166.9.36/31	2	RACKS-8-1340985374495898	unknown	—	—	—
└ 108.166.9.40/31	2	RSPC-BD86CF0C-CA1A-44EE-B70B-ED01858E174E	unknown	—	—	—
└ 108.166.9.42/31	2	RACKS-8-1341225492790318	unknown	—	—	—
└ 108.166.9.46/31	2	RSPC-52470C80-C023-4F39-8FDD-B4657292AAB3	unknown	—	—	—
└ 108.166.9.66/31	2	RACKS-8-1410252975473399	unknown	—	—	—
└ 108.166.9.68/31	2	RACKS-8-1405952178009478	unknown	—	—	—
└ 108.166.9.70/31	2	RACKS-8-1341534374704246	unknown	—	—	—
└ 108.166.9.76/31	2	RACKS-8-1341588255416523	unknown	—	—	—
└ 108.166.9.80/31	2	RACKS-8-1341601827054767	unknown	—	—	—
└ 108.166.9.82/31	2	RACKS-8-1341603377184738	unknown	—	—	—
└ 108.166.9.86/31	2	RACKS-8-1341848895168394	unknown	—	—	—
└ 108.166.9.90/31	2	RSPC-9969FD6A-E9F0-4FB7-8CCC-0AF9C6300649	unknown	—	—	—
└ 108.166.9.96/31	2	RSPC-315D9136-3461-4C7D-8C5E-E2974A2BEBD0	unknown	—	—	—
└ 108.166.9.104/31	2	RACKS-8-1342035980481616	unknown	—	—	—
└ 108.166.9.106/31	2	RACKS-8-1342060937419662	unknown	—	—	—
└ 108.166.9.124/31	2	RACKS-8-1421721376287978	unknown	—	—	—
└ 108.166.9.128/31	2	RACKS-8-1426206376945783	unknown	—	—	—
└ 108.166.9.136/31	2	RACKS-8-1439239253401618	unknown	—	—	—
└ 108.166.9.138/31	2	RACKS-8-1439246306499149	unknown	—	—	—
└ 108.166.9.142/31	2	RACKS-8-1421860097634238	unknown	—	—	—
└ 108.166.9.146/31	2	RSPC-8504882E-98FD-41C9-9932-C82C8C9C9BBF	unknown	—	—	—
└ 108.166.9.150/31	2	RACKS-8-1342793432608627	unknown	—	—	—
└ 108.166.9.152/31	2	RACKS-8-1439218856603852	unknown	—	—	—
└ 108.166.9.154/31	2	RACKS-8-1440803178875697	unknown	—	—	—
└ 108.166.9.160/31	2	RSPC-CE9D2174-377A-4196-B081-EAEC3D67B3CD	unknown	—	—	—
└ 108.166.9.170/31	2	RACKS-8-1343156295282187	unknown	—	—	—
└ 108.166.9.172/31	2	RACKS-8-1343156295782810	unknown	—	—	—
└ 108.166.9.174/31	2	RACKS-8-1343156430532472	unknown	—	—	—
└ 108.166.9.176/31	2	RSPC-1D14623A-D18C-48B5-A84E-0239512233FE	unknown	—	—	—
└ 108.166.9.178/31	2	RACKS-8-1343233575661028	unknown	—	—	—
└ 108.166.9.182/31	2	RACKS-8-1343242698352513	unknown	—	—	—
└ 108.166.9.184/31	2	RACKS-8-1405159456298098	unknown	—	—	—
└ 108.166.9.186/31	2	RACKS-8-1439249901563545	unknown	—	—	—
└ 108.166.9.208/31	2	RSPC-C9EA5EB3-E16B-4FE9-A737-5B274E8015DF	unknown	—	—	—
└ 108.166.9.214/31	2	RSPC-EAB3682D-4271-49CE-8E05-11592A9AF1DD	unknown	—	—	—
└ 108.166.9.222/31	2	RACKS-8-1343975773336017	unknown	—	—	—
└ 108.166.9.228/31	2	RACKS-8-1431536657999271	unknown	—	—	—
└ 108.166.9.232/31	2	RSPC-F747F96C-A059-4A1B-A62B-CD52FF21F430	unknown	—	—	—
└ 108.166.9.248/31	2	RSPC-E0DE3678-9ED4-4C02-AA3E-F446D4212F58	unknown	—	—	—
└ 108.166.10.48/28	16	RACKS-8-1377807253746277	unknown	—	—	—
└ 108.166.10.80/28	16	RACKS-8-1327604294550377	unknown	—	—	—
└ 108.166.10.144/28	16	RACKS-8-1409682314980014	unknown	—	—	—
└ 108.166.10.208/28	16	RACKS-8-1327933935392684	unknown	—	—	—
└ 108.166.11.0/28	16	RACKS-8-1328112013032317	unknown	—	—	—
└ 108.166.11.64/28	16	RACKS-8-1328146332827997	unknown	—	—	—
└ 108.166.11.80/28	16	RACKS-8-1383103935049637	unknown	—	—	—
└ 108.166.11.96/28	16	RACKS-8-1328434453165509	unknown	—	—	—
└ 108.166.11.128/28	16	RACKS-8-1328544613587453	unknown	—	—	—
└ 108.166.11.144/28	16	RSPC-8663297A-F0DB-49EE-8324-75AE45ED8D6A	unknown	—	—	—
└ 108.166.11.240/28	16	RSPC-CDE826EB-7DE3-4532-9727-98381C095ADB	unknown	—	—	—
└ 108.166.12.48/29	8	RACKS-8-1327042814643065	unknown	—	—	—
└ 108.166.12.72/29	8	RACKS-8-1327101614458793	unknown	—	—	—
└ 108.166.12.80/29	8	RACKS-8-1438011267777708	unknown	—	—	—
└ 108.166.12.88/29	8	RSPC-CB0F2356-B308-4269-857C-F7F8866AF15E	unknown	—	—	—
└ 108.166.12.96/29	8	RACKS-8-1430247641660188	unknown	—	—	—
└ 108.166.12.104/29	8	RACKS-8-1391530334692587	unknown	—	—	—
└ 108.166.12.120/29	8	RACKS-8-1327371373957253	unknown	—	—	—
└ 108.166.12.160/29	8	RACKS-8-1327442294313163	unknown	—	—	—
└ 108.166.12.168/29	8	RACKS-8-1327442414628403	unknown	—	—	—
└ 108.166.12.184/29	8	RACKS-8-1327446973579999	unknown	—	—	—
└ 108.166.12.216/29	8	RACKS-8-1444223778769667	unknown	—	—	—
└ 108.166.12.232/29	8	RACKS-8-1430255057992301	unknown	—	—	—
└ 108.166.13.0/29	8	RSPC-5011A193-3959-4E91-BFDF-C1A12AA75A27	unknown	—	—	—
└ 108.166.13.24/29	8	RACKS-8-1327591695571831	unknown	—	—	—
└ 108.166.13.56/29	8	RACKS-8-1327618693801396	unknown	—	—	—
└ 108.166.13.64/29	8	RACKS-8-1383265454678260	unknown	—	—	—
└ 108.166.13.88/29	8	RSPC-1569BCBB-2AF5-4C1A-B776-816ED2471A13	unknown	—	—	—
└ 108.166.13.104/29	8	RSPC-F868024F-64FB-4C1A-9B3E-8C40C3431B56	unknown	—	—	—
└ 108.166.13.112/29	8	RACKS-8-1327694653984734	unknown	—	—	—
└ 108.166.13.120/29	8	RACKS-8-1431720858032714	unknown	—	—	—
└ 108.166.13.128/29	8	RACKS-8-1462461302247244	unknown	—	—	—
└ 108.166.13.136/29	8	RACKS-8-1387576095526216	unknown	—	—	—
└ 108.166.13.144/29	8	RACKS-8-1370362333950947	unknown	—	—	—
└ 108.166.13.168/29	8	RACKS-8-1387757655818061	unknown	—	—	—
└ 108.166.13.184/29	8	RACKS-8-1328046734742093	unknown	—	—	—
└ 108.166.13.208/29	8	RACKS-8-1328111652674474	unknown	—	—	—
└ 108.166.13.224/29	8	RACKS-8-1370381426884553	unknown	—	—	—
└ 108.166.14.16/29	8	RACKS-8-1411778536435047	unknown	—	—	—
└ 108.166.14.48/29	8	RACKS-8-1391548227579206	unknown	—	—	—
└ 108.166.14.64/29	8	RACKS-8-1444230042254796	unknown	—	—	—
└ 108.166.14.72/29	8	RACKS-8-1430310857470119	unknown	—	—	—
└ 108.166.14.88/29	8	RACKS-8-1328288053282698	unknown	—	—	—
└ 108.166.14.104/29	8	RSPC-E4C4ED87-264B-4A3E-A899-EA12A55AC0E8	unknown	—	—	—
└ 108.166.14.136/29	8	RSPC-758494B4-0A85-4923-99FC-36157B327315	unknown	—	—	—
└ 108.166.14.152/29	8	RACKS-8-1328326453975572	unknown	—	—	—
└ 108.166.14.168/29	8	RACKS-8-1370450425726253	unknown	—	—	—
└ 108.166.14.176/29	8	RACKS-8-1370451494617871	unknown	—	—	—
└ 108.166.14.192/29	8	RACKS-8-1328566094010263	unknown	—	—	—
└ 108.166.14.208/29	8	RACKS-8-1328568493728892	unknown	—	—	—
└ 108.166.14.224/29	8	RACKS-8-1328627293464657	unknown	—	—	—
└ 108.166.14.232/29	8	RACKS-8-1370452093059134	unknown	—	—	—
└ 108.166.15.16/29	8	RACKS-8-1430342298996652	unknown	—	—	—
└ 108.166.15.48/29	8	RSPC-A516A40D-05B0-4112-9D1D-2EC83EBB8B37	unknown	—	—	—
└ 108.166.15.56/29	8	RACKS-8-1430358256719626	unknown	—	—	—
└ 108.166.15.72/29	8	INTERNAL-CUSTOMER-01	unknown	—	—	—
└ 108.166.15.80/29	8	RACKS-8-1462461198850133	unknown	—	—	—
└ 108.166.15.96/29	8	RACKS-8-1399045096695365	unknown	—	—	—
└ 108.166.15.104/29	8	RACKS-8-1444248640108386	unknown	—	—	—
└ 108.166.15.128/29	8	RACKS-8-1328736253132542	unknown	—	—	—
└ 108.166.15.136/29	8	RACKS-8-1328736373806133	unknown	—	—	—
└ 108.166.15.144/29	8	RACKS-8-1328736492995644	unknown	—	—	—
└ 108.166.15.152/29	8	RACKS-8-1328736613994523	unknown	—	—	—
└ 108.166.15.168/29	8	RACKS-8-1444351097026049	unknown	—	—	—
└ 108.166.15.240/29	8	RACKS-8-1446833779608005	unknown	—	—	—
└ 108.166.16.0/24	256	RACKS-8-1353942624049430	unknown	—	—	—
└ 108.166.17.0/27	32	RACKS-8-1328543053587652	unknown	—	—	—
└ 108.166.17.32/28	16	RSPC-1EFDC0CC-6C72-4C6F-AC43-734A657D6E6E	unknown	—	—	—
└ 108.166.17.64/27	32	RACKS-8-1332262693780872	unknown	—	—	—
└ 108.166.17.152/29	8	RSPC-C6C49C56-A6A0-44A8-BCD8-FD987F6ACE30	unknown	—	—	—
└ 108.166.17.176/29	8	RACKS-8-1332008416150974	unknown	—	—	—
└ 108.166.17.200/29	8	RACKS-8-1332170773461893	unknown	—	—	—
└ 108.166.17.208/29	8	RACKS-8-1366812494660785	unknown	—	—	—
└ 108.166.17.224/29	8	RACKS-8-1436391139797045	unknown	—	—	—
└ 108.166.17.232/29	8	RACKS-8-1332213853225194	unknown	—	—	—
└ 108.166.18.0/26	64	RACKS-8-1329316214064286	unknown	—	—	—
└ 108.166.18.64/26	64	RACKS-8-1329316214615796	unknown	—	—	—
└ 108.166.18.128/26	64	RACKS-8-1329316333407643	unknown	—	—	—
└ 108.166.18.192/26	64	RACKS-8-1331910019679260	unknown	—	—	—
└ 108.166.20.16/29	8	RACKS-8-1328905333016110	unknown	—	—	—
└ 108.166.20.56/29	8	RACKS-8-1329146653542185	unknown	—	—	—
└ 108.166.20.96/29	8	RACKS-8-1329168492552533	unknown	—	—	—
└ 108.166.20.128/29	8	RACKS-8-1329239293611014	unknown	—	—	—
└ 108.166.20.176/29	8	RACKS-8-1329270374950082	unknown	—	—	—
└ 108.166.20.184/29	8	RACKS-8-1329272174155155	unknown	—	—	—
└ 108.166.20.192/29	8	RACKS-8-1329277932326401	unknown	—	—	—
└ 108.166.20.200/29	8	RACKS-8-1335792494887159	unknown	—	—	—
└ 108.166.20.208/29	8	RACKS-8-1391847376508252	unknown	—	—	—
└ 108.166.20.216/29	8	RACKS-8-1347291854877677	unknown	—	—	—
└ 108.166.20.224/29	8	RACKS-8-1329325453041762	unknown	—	—	—
└ 108.166.20.232/29	8	RACKS-8-1329328092576192	unknown	—	—	—
└ 108.166.20.248/29	8	RACKS-8-1463443937857186	unknown	—	—	—
└ 108.166.21.0/30	4	RACKS-8-1363852455888290	unknown	—	—	—
└ 108.166.21.24/30	4	RACKS-8-1400880628234637	unknown	—	—	—
└ 108.166.21.28/30	4	RACKS-8-1335797173782688	unknown	—	—	—
└ 108.166.21.32/30	4	RACKS-8-1417490298463827	unknown	—	—	—
└ 108.166.21.44/30	4	RACKS-8-1363903696746615	unknown	—	—	—
└ 108.166.21.48/30	4	RACKS-8-1363905977817113	unknown	—	—	—
└ 108.166.21.52/30	4	RACKS-8-1417490298995830	unknown	—	—	—
└ 108.166.21.60/30	4	RACKS-8-1363910895938179	unknown	—	—	—
└ 108.166.21.68/30	4	RACKS-8-1363910895775820	unknown	—	—	—
└ 108.166.21.72/30	4	RACKS-8-1363913431271015	unknown	—	—	—
└ 108.166.21.76/30	4	RACKS-8-1363914026489304	unknown	—	—	—
└ 108.166.21.80/30	4	RACKS-8-1440778707774513	unknown	—	—	—
└ 108.166.21.100/30	4	RACKS-8-1417492336319941	unknown	—	—	—
└ 108.166.21.104/30	4	RACKS-8-1363973655864563	unknown	—	—	—
└ 108.166.21.108/30	4	RACKS-8-1363976537432328	unknown	—	—	—
└ 108.166.21.112/30	4	RACKS-8-1335798973464257	unknown	—	—	—
└ 108.166.21.128/30	4	RACKS-8-1334217493281543	unknown	—	—	—
└ 108.166.21.132/30	4	RACKS-8-1335810374394026	unknown	—	—	—
└ 108.166.21.152/30	4	RACKS-8-1425055697627133	unknown	—	—	—
└ 108.166.21.156/30	4	RACKS-8-1335905422038404	unknown	—	—	—
└ 108.166.21.160/30	4	RSPC-10F3F664-CC07-4409-9352-4BC77CC6739C	unknown	—	—	—
└ 108.166.21.164/30	4	RACKS-8-1335906975500755	unknown	—	—	—
└ 108.166.21.168/30	4	RACKS-8-1453316445554339	unknown	—	—	—
└ 108.166.21.172/30	4	RSPC-B4CEB631-9297-447B-A9AE-B9E8FC8A9A41	unknown	—	—	—
└ 108.166.21.176/30	4	RACKS-8-1335907093369481	unknown	—	—	—
└ 108.166.21.180/30	4	RACKS-8-1335907093167267	unknown	—	—	—
└ 108.166.21.184/30	4	RACKS-8-1417492336983980	unknown	—	—	—
└ 108.166.21.188/30	4	RACKS-8-1441125264862451	unknown	—	—	—
└ 108.166.21.196/30	4	RACKS-8-1441036258256566	unknown	—	—	—
└ 108.166.21.204/30	4	RACKS-8-1430342656008144	unknown	—	—	—
└ 108.166.21.236/30	4	RACKS-8-1417549836677375	unknown	—	—	—
└ 108.166.21.240/30	4	RACKS-8-1336413620417098	unknown	—	—	—
└ 108.166.21.244/30	4	RACKS-8-1336414574063304	unknown	—	—	—
└ 108.166.21.248/30	4	RACKS-8-1370355374881351	unknown	—	—	—
└ 108.166.21.252/30	4	RACKS-8-1336421173174938	unknown	—	—	—
└ 108.166.22.12/30	4	RACKS-8-1364316494514667	unknown	—	—	—
└ 108.166.22.16/30	4	RACKS-8-1364318055168021	unknown	—	—	—
└ 108.166.22.20/30	4	RACKS-8-1364322974546301	unknown	—	—	—
└ 108.166.22.24/30	4	RSPC-6B40ABCF-217F-41B0-86A7-70F3EFE29823	unknown	—	—	—
└ 108.166.22.48/29	8	RACKS-8-1364321894710153	unknown	—	—	—
└ 108.166.22.56/30	4	RACKS-8-1364324054071317	unknown	—	—	—
└ 108.166.22.64/29	8	RACKS-8-1452652338151268	unknown	—	—	—
└ 108.166.22.128/30	4	RACKS-8-1420867232972681	unknown	—	—	—
└ 108.166.22.136/30	4	RACKS-8-1364506225684124	unknown	—	—	—
└ 108.166.22.152/29	8	RACKS-8-1364488824265877	unknown	—	—	—
└ 108.166.22.160/29	8	RSPC-5FF0B17D-531D-47ED-B8AF-39A68604CBF0	unknown	—	—	—
└ 108.166.22.168/29	8	RACKS-8-1364497094100236	unknown	—	—	—
└ 108.166.22.192/28	16	RACKS-8-1364499974013063	unknown	—	—	—
└ 108.166.22.208/29	8	RACKS-8-1364502025604899	unknown	—	—	—
└ 108.166.22.216/29	8	RACKS-8-1452728898644975	unknown	—	—	—
└ 108.166.22.240/29	8	RACKS-8-1452735857893512	unknown	—	—	—
└ 108.166.22.248/29	8	RSPC-77A75FFE-86AB-4D31-B142-DF7B085BA9B6	unknown	—	—	—
└ 108.166.23.4/30	4	RSPC-A001462C-642E-4C0C-8526-6BA125C8FE2B	unknown	—	—	—
└ 108.166.23.8/29	8	RACKS-8-1364512225601731	unknown	—	—	—
└ 108.166.23.32/29	8	RACKS-8-1364562625173219	unknown	—	—	—
└ 108.166.23.48/29	8	RACKS-8-1452786041090645	unknown	—	—	—
└ 108.166.23.64/29	8	RACKS-8-1364577254095932	unknown	—	—	—
└ 108.166.23.84/30	4	RACKS-8-1364581826716438	unknown	—	—	—
└ 108.166.23.88/30	4	RACKS-8-1421065935592317	unknown	—	—	—
└ 108.166.23.92/30	4	RACKS-8-1424187857710006	unknown	—	—	—
└ 108.166.23.100/30	4	RACKS-8-1364592023652301	unknown	—	—	—
└ 108.166.23.120/29	8	RACKS-8-1364844625031629	unknown	—	—	—

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Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS19994

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

108.166.0.0/18

Registrations in this block

Network & registry

AS19994

Who has announced this prefix

Routing history

Route objects on the exact prefix

Registration for this announcement

Abuse contact