Data as of Nov 3, 2026

23.253.0.0/18

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
23.253.0.0/16	65,536	RACKS-8-NET-15	Rackspace Hosting (RACKS-8) · US	Direct Allocation	Nov 8, 2013	[email protected]
└ 23.253.0.0/26	64	RACKS-8-1384853775826746	unknown	—	—	—
└ 23.253.0.64/26	64	RACKS-8-1385411427854146	unknown	—	—	—
└ 23.253.0.128/26	64	RACKS-8-1384904895798462	unknown	—	—	—
└ 23.253.1.4/30	4	RACKS-8-1384880895251925	unknown	—	—	—
└ 23.253.1.24/30	4	RACKS-8-1384886296646057	unknown	—	—	—
└ 23.253.1.44/30	4	RACKS-8-1384897825770854	unknown	—	—	—
└ 23.253.1.60/31	2	RACKS-8-1384901775946423	unknown	—	—	—
└ 23.253.1.62/31	2	RACKS-8-1384922535841623	unknown	—	—	—
└ 23.253.1.64/30	4	RACKS-8-1384905024988664	unknown	—	—	—
└ 23.253.1.68/30	4	RACKS-8-1445948897280413	unknown	—	—	—
└ 23.253.1.80/30	4	RACKS-8-1437504138218984	unknown	—	—	—
└ 23.253.1.84/30	4	RACKS-8-1437563778315406	unknown	—	—	—
└ 23.253.1.92/30	4	RACKS-8-1437582377335001	unknown	—	—	—
└ 23.253.1.102/31	2	RSPC-86B1BCC9-A934-4268-A751-A27718A3F1CA	unknown	—	—	—
└ 23.253.1.108/31	2	RSPC-270C85E9-EA18-4F67-86F8-AA4CA1CD7840	unknown	—	—	—
└ 23.253.1.172/30	4	RACKS-8-1432665377736463	unknown	—	—	—
└ 23.253.1.176/30	4	RACKS-8-1384969455693308	unknown	—	—	—
└ 23.253.1.208/29	8	RACKS-8-1414309226549023	unknown	—	—	—
└ 23.253.1.218/31	2	RACKS-8-1384993454780608	unknown	—	—	—
└ 23.253.1.220/30	4	RACKS-8-1384989625509538	unknown	—	—	—
└ 23.253.1.224/29	8	RACKS-8-1384994174787375	unknown	—	—	—
└ 23.253.1.236/30	4	RACKS-8-1385040625504974	unknown	—	—	—
└ 23.253.1.242/31	2	RACKS-8-1385046375031290	unknown	—	—	—
└ 23.253.1.244/30	4	RACKS-8-1422282737874898	unknown	—	—	—
└ 23.253.2.44/30	4	RACKS-8-1385059226191135	unknown	—	—	—
└ 23.253.2.48/30	4	RSPC-233FE1FD-A699-448C-9469-A4B9C7305F1A	unknown	—	—	—
└ 23.253.2.52/30	4	RACKS-8-1385059826365208	unknown	—	—	—
└ 23.253.2.56/29	8	RACKS-8-1385059695560332	unknown	—	—	—
└ 23.253.2.64/30	4	RACKS-8-1385059827923473	unknown	—	—	—
└ 23.253.2.68/30	4	RACKS-8-1385060055775033	unknown	—	—	—
└ 23.253.2.72/30	4	RACKS-8-1385060055579458	unknown	—	—	—
└ 23.253.2.88/30	4	RACKS-8-1385062934445456	unknown	—	—	—
└ 23.253.2.108/30	4	RACKS-8-1424290457246113	unknown	—	—	—
└ 23.253.2.116/30	4	RACKS-8-1385085734897576	unknown	—	—	—
└ 23.253.2.122/31	2	RACKS-8-1385093425734003	unknown	—	—	—
└ 23.253.2.132/30	4	RACKS-8-1385094974179196	unknown	—	—	—
└ 23.253.2.136/30	4	RACKS-8-1453927097580474	unknown	—	—	—
└ 23.253.2.148/30	4	INTERNAL-CUSTOMER-01	unknown	—	—	—
└ 23.253.2.152/30	4	RACKS-8-1385142375087479	unknown	—	—	—
└ 23.253.2.156/30	4	RACKS-8-1385142495042987	unknown	—	—	—
└ 23.253.2.168/30	4	RSPC-43065B13-37A7-45C1-B738-4EBD5B3908B2	unknown	—	—	—
└ 23.253.2.192/29	8	RACKS-8-1409777177858545	unknown	—	—	—
└ 23.253.2.200/29	8	RACKS-8-1409777535911725	unknown	—	—	—
└ 23.253.2.208/29	8	RACKS-8-1409788576826732	unknown	—	—	—
└ 23.253.2.228/30	4	RACKS-8-1422285257634565	unknown	—	—	—
└ 23.253.2.240/30	4	RACKS-8-14460085370812832	unknown	—	—	—
└ 23.253.2.244/30	4	RACKS-8-14460087778179021	unknown	—	—	—
└ 23.253.3.0/25	128	RACKS-8-1385128334858056	unknown	—	—	—
└ 23.253.3.140/30	4	RACKS-8-1385307735520882	unknown	—	—	—
└ 23.253.3.160/30	4	RSPC-297478FD-80F4-4804-A884-E8F5BA1A393D	unknown	—	—	—
└ 23.253.3.164/30	4	RACKS-8-14460090404369071	unknown	—	—	—
└ 23.253.3.172/30	4	RACKS-8-14460092585121441	unknown	—	—	—
└ 23.253.3.188/30	4	RACKS-8-1385390534597338	unknown	—	—	—
└ 23.253.3.200/30	4	RSPC-FD7D67FE-7C02-4D09-9AD7-86DFA98DEF81	unknown	—	—	—
└ 23.253.3.224/30	4	RACKS-8-1446055938688376	unknown	—	—	—
└ 23.253.3.236/30	4	RACKS-8-1385424135290398	unknown	—	—	—
└ 23.253.4.0/28	16	RACKS-8-1385484256920074	unknown	—	—	—
└ 23.253.4.32/27	32	RACKS-8-1425674057408184	unknown	—	—	—
└ 23.253.4.84/30	4	RSPC-33259BCD-BAB0-4C0B-AA5F-DC4A589CED6F	unknown	—	—	—
└ 23.253.4.96/28	16	RACKS-8-1386435376134999	unknown	—	—	—
└ 23.253.4.118/31	2	RACKS-8-1386028454660803	unknown	—	—	—
└ 23.253.5.66/31	2	RACKS-8-1426883056227544	unknown	—	—	—
└ 23.253.5.68/30	4	RACKS-8-1386260176766953	unknown	—	—	—
└ 23.253.5.72/30	4	RACKS-8-1386877095845540	unknown	—	—	—
└ 23.253.5.80/30	4	RACKS-8-1386883575389718	unknown	—	—	—
└ 23.253.5.92/30	4	RACKS-8-1386886224194150	unknown	—	—	—
└ 23.253.5.196/30	4	RACKS-8-1386896656050677	unknown	—	—	—
└ 23.253.5.200/30	4	RACKS-8-1386897975567322	unknown	—	—	—
└ 23.253.5.204/30	4	RACKS-8-1386899426317300	unknown	—	—	—
└ 23.253.5.208/28	16	RACKS-8-1386957375843291	unknown	—	—	—
└ 23.253.5.242/31	2	RACKS-8-1386965775920422	unknown	—	—	—
└ 23.253.5.248/30	4	RACKS-8-1386967094242974	unknown	—	—	—
└ 23.253.6.12/31	2	RACKS-8-1386995776385982	unknown	—	—	—
└ 23.253.6.28/30	4	RSPC-E205A8AE-E060-4594-84DB-C777A4BD7FEF	unknown	—	—	—
└ 23.253.6.64/30	4	RACKS-8-1387184534616526	unknown	—	—	—
└ 23.253.6.72/30	4	RACKS-8-1387206375326024	unknown	—	—	—
└ 23.253.6.80/28	16	RACKS-8-1387203624394153	unknown	—	—	—
└ 23.253.6.104/30	4	RACKS-8-1387223425618632	unknown	—	—	—
└ 23.253.6.108/31	2	RACKS-8-1387251135169371	unknown	—	—	—
└ 23.253.6.110/31	2	RACKS-8-1387309456274898	unknown	—	—	—
└ 23.253.6.112/28	16	RACKS-8-1387209024436108	unknown	—	—	—
└ 23.253.6.128/28	16	RACKS-8-1404867856224801	unknown	—	—	—
└ 23.253.6.152/30	4	RACKS-8-1454002460413872	unknown	—	—	—
└ 23.253.6.164/30	4	RACKS-8-1387306226498893	unknown	—	—	—
└ 23.253.6.180/30	4	RACKS-8-1387381456424684	unknown	—	—	—
└ 23.253.6.192/28	16	RACKS-8-1387382426396417	unknown	—	—	—
└ 23.253.6.208/28	16	RACKS-8-1387382426727731	unknown	—	—	—
└ 23.253.6.224/28	16	RACKS-8-1387382534238425	unknown	—	—	—
└ 23.253.6.240/29	8	RSPC-CE93C9B6-A3E3-469B-A32A-07046F4A7D55	unknown	—	—	—
└ 23.253.6.248/29	8	RSPC-264331B9-65C8-4101-B3B7-976EF594A036	unknown	—	—	—
└ 23.253.7.0/25	128	RACKS-8-1409682296560552	unknown	—	—	—
└ 23.253.7.132/31	2	RACKS-8-1387390825660957	unknown	—	—	—
└ 23.253.7.134/31	2	RACKS-8-1387454295641584	unknown	—	—	—
└ 23.253.7.144/30	4	RSPC-5DB01835-28CF-4959-A64F-5B56A62C9180	unknown	—	—	—
└ 23.253.7.160/30	4	RACKS-8-1387472054308459	unknown	—	—	—
└ 23.253.7.172/30	4	RACKS-8-1387486574234346	unknown	—	—	—
└ 23.253.7.176/30	4	RACKS-8-1446844338959134	unknown	—	—	—
└ 23.253.7.188/31	2	RACKS-8-1387511534130176	unknown	—	—	—
└ 23.253.7.236/31	2	RACKS-8-1387574895194787	unknown	—	—	—
└ 23.253.8.0/24	256	RACKS-8-1385477175386533	unknown	—	—	—
└ 23.253.9.0/27	32	RACKS-8-1389191534339505	unknown	—	—	—
└ 23.253.9.32/27	32	RACKS-8-1408481535013424	unknown	—	—	—
└ 23.253.9.140/30	4	RACKS-8-1402331177948463	unknown	—	—	—
└ 23.253.9.144/29	8	RACKS-8-1402338375379123	unknown	—	—	—
└ 23.253.9.152/29	8	RACKS-8-1402338375893611	unknown	—	—	—
└ 23.253.9.160/29	8	RACKS-8-1402338495389757	unknown	—	—	—
└ 23.253.9.172/30	4	RACKS-8-1402339226102069	unknown	—	—	—
└ 23.253.9.176/29	8	RACKS-8-1402341737266937	unknown	—	—	—
└ 23.253.9.190/31	2	RACKS-8-1402356976027798	unknown	—	—	—
└ 23.253.9.192/28	16	RACKS-8-1402348338329202	unknown	—	—	—
└ 23.253.9.208/30	4	RACKS-8-1402354828253071	unknown	—	—	—
└ 23.253.9.216/31	2	RACKS-8-1402399576968491	unknown	—	—	—
└ 23.253.9.228/31	2	RSPC-79B91664-4F06-4ECD-9E26-099D13B3CC4A	unknown	—	—	—
└ 23.253.9.232/30	4	RACKS-8-1402409895397471	unknown	—	—	—
└ 23.253.9.252/30	4	RSPC-CFECB339-F7C0-4A9F-A06B-D271CDB8D5F7	unknown	—	—	—
└ 23.253.10.0/23	512	RACKS-8-1386628335160261	unknown	—	—	—
└ 23.253.12.0/23	512	RACKS-8-1386777625349333	unknown	—	—	—
└ 23.253.14.0/27	32	RACKS-8-1389807377834026	unknown	—	—	—
└ 23.253.14.32/29	8	RACKS-8-1409852297552354	unknown	—	—	—
└ 23.253.14.40/29	8	RACKS-8-1423636457973627	unknown	—	—	—
└ 23.253.14.48/29	8	RACKS-8-1435318850198471	unknown	—	—	—
└ 23.253.14.64/26	64	RACKS-8-1425501633959402	unknown	—	—	—
└ 23.253.14.128/25	128	RACKS-8-1402411577477356	unknown	—	—	—
└ 23.253.16.0/27	32	RACKS-8-1394120775913897	unknown	—	—	—
└ 23.253.16.36/30	4	RACKS-8-1394125225098589	unknown	—	—	—
└ 23.253.16.40/29	8	RACKS-8-1394127854712000	unknown	—	—	—
└ 23.253.16.52/30	4	RACKS-8-1394140577111945	unknown	—	—	—
└ 23.253.16.72/30	4	RACKS-8-1454530698256637	unknown	—	—	—
└ 23.253.16.76/30	4	RACKS-8-1454532978236532	unknown	—	—	—
└ 23.253.16.112/29	8	RACKS-8-1394209096282825	unknown	—	—	—
└ 23.253.16.124/30	4	RACKS-8-1394219656005911	unknown	—	—	—
└ 23.253.16.128/29	8	RACKS-8-1394219536970715	unknown	—	—	—
└ 23.253.16.136/30	4	RACKS-8-1394220255113319	unknown	—	—	—
└ 23.253.16.152/30	4	RACKS-8-1394229379701122	unknown	—	—	—
└ 23.253.16.156/30	4	RACKS-8-1394234536444653	unknown	—	—	—
└ 23.253.16.160/29	8	RACKS-8-1437160578925306	unknown	—	—	—
└ 23.253.16.168/29	8	RACKS-8-1394235375303891	unknown	—	—	—
└ 23.253.16.176/29	8	RACKS-8-1394236226604501	unknown	—	—	—
└ 23.253.16.184/30	4	RACKS-8-1394241026416273	unknown	—	—	—
└ 23.253.16.216/31	2	RACKS-8-1394446455054272	unknown	—	—	—
└ 23.253.16.218/31	2	RSPC-D1272E93-9DB3-4088-AEDF-6F51B7FE73B6	unknown	—	—	—
└ 23.253.16.232/29	8	RACKS-8-1394457027156363	unknown	—	—	—
└ 23.253.16.240/28	16	RACKS-8-1394460625070498	unknown	—	—	—
└ 23.253.17.0/29	8	RACKS-8-1437179541022740	unknown	—	—	—
└ 23.253.17.28/31	2	RACKS-8-1394479456307750	unknown	—	—	—
└ 23.253.17.30/31	2	RACKS-8-1394505626249931	unknown	—	—	—
└ 23.253.17.68/30	4	RACKS-8-1394503335374197	unknown	—	—	—
└ 23.253.17.72/30	4	RACKS-8-1394507297535936	unknown	—	—	—
└ 23.253.17.76/30	4	RACKS-8-1394526495112389	unknown	—	—	—
└ 23.253.17.80/29	8	RACKS-8-1394547734786909	unknown	—	—	—
└ 23.253.17.88/30	4	RACKS-8-1454132297661785	unknown	—	—	—
└ 23.253.17.92/30	4	RACKS-8-1454194243783052	unknown	—	—	—
└ 23.253.17.108/31	2	RACKS-8-1394559376614928	unknown	—	—	—
└ 23.253.17.120/30	4	RACKS-8-1394568376614244	unknown	—	—	—
└ 23.253.17.124/30	4	RACKS-8-1394571376552927	unknown	—	—	—
└ 23.253.17.144/29	8	RACKS-8-1409768176336859	unknown	—	—	—
└ 23.253.17.164/30	4	RACKS-8-1394582427148151	unknown	—	—	—
└ 23.253.17.168/29	8	RACKS-8-1394572456690529	unknown	—	—	—
└ 23.253.17.176/29	8	RACKS-8-1394572934706407	unknown	—	—	—
└ 23.253.17.188/30	4	RACKS-8-1434588976412623	unknown	—	—	—
└ 23.253.17.200/29	8	RACKS-8-1394615178133692	unknown	—	—	—
└ 23.253.17.232/29	8	RACKS-8-1394649134413798	unknown	—	—	—
└ 23.253.17.240/31	2	RACKS-8-1394667254289790	unknown	—	—	—
└ 23.253.17.242/31	2	RACKS-8-1445877859850224	unknown	—	—	—
└ 23.253.17.248/29	8	RACKS-8-1394711295565330	unknown	—	—	—
└ 23.253.18.0/31	2	RACKS-8-1394711534399941	unknown	—	—	—
└ 23.253.18.8/29	8	RACKS-8-1394721624357067	unknown	—	—	—
└ 23.253.18.24/29	8	RACKS-8-1394749095741755	unknown	—	—	—
└ 23.253.18.32/30	4	RACKS-8-1431203898896415	unknown	—	—	—
└ 23.253.18.40/30	4	RACKS-8-1431354037886766	unknown	—	—	—
└ 23.253.18.60/30	4	RACKS-8-1433291777959031	unknown	—	—	—
└ 23.253.18.64/30	4	RSPC-9C404DC8-B72A-4A61-A5F2-36C1402D0952	unknown	—	—	—
└ 23.253.18.72/30	4	RACKS-8-1433304857035230	unknown	—	—	—
└ 23.253.18.76/30	4	RACKS-8-1433350576958293	unknown	—	—	—
└ 23.253.18.84/30	4	RACKS-8-1433354438590685	unknown	—	—	—
└ 23.253.18.88/30	4	RACKS-8-1433361977271365	unknown	—	—	—
└ 23.253.18.92/30	4	RACKS-8-1433362838582335	unknown	—	—	—
└ 23.253.18.104/30	4	RACKS-8-1431446898703497	unknown	—	—	—
└ 23.253.18.108/30	4	RACKS-8-1431446898378353	unknown	—	—	—
└ 23.253.18.124/30	4	RACKS-8-1454965457796296	unknown	—	—	—
└ 23.253.18.128/30	4	RACKS-8-1433452937806487	unknown	—	—	—
└ 23.253.18.132/30	4	RACKS-8-1433460857649557	unknown	—	—	—
└ 23.253.18.152/30	4	RACKS-8-1394750056378251	unknown	—	—	—
└ 23.253.18.164/30	4	RACKS-8-1452915259374694	unknown	—	—	—
└ 23.253.18.168/31	2	RACKS-8-1445893340147571	unknown	—	—	—
└ 23.253.18.202/31	2	RACKS-8-1394852535364410	unknown	—	—	—
└ 23.253.18.216/30	4	RACKS-8-1394833825050418	unknown	—	—	—
└ 23.253.18.220/30	4	RACKS-8-1394841135744393	unknown	—	—	—
└ 23.253.18.224/30	4	RSPC-0232F211-4D87-49E1-A026-41C8837B0357	unknown	—	—	—
└ 23.253.18.232/29	8	RACKS-8-1394905825854597	unknown	—	—	—
└ 23.253.18.240/31	2	RACKS-8-1395009135259772	unknown	—	—	—
└ 23.253.18.244/30	4	RSPC-CA1CEB74-1EF7-41B2-BAD8-0391F5DFB657	unknown	—	—	—
└ 23.253.19.32/29	8	RACKS-8-1395080176835811	unknown	—	—	—
└ 23.253.19.40/29	8	RACKS-8-1395080656780773	unknown	—	—	—
└ 23.253.19.48/29	8	RACKS-8-1395085454086234	unknown	—	—	—
└ 23.253.19.88/29	8	RACKS-8-1395166456562725	unknown	—	—	—
└ 23.253.19.104/29	8	RACKS-8-1395174736208387	unknown	—	—	—
└ 23.253.19.120/29	8	RACKS-8-1395175225139992	unknown	—	—	—
└ 23.253.19.128/29	8	RACKS-8-1395177255448310	unknown	—	—	—
└ 23.253.19.136/30	4	RACKS-8-1395177376914147	unknown	—	—	—

← Previous1–200 of 375 · page 1 of 2Next →

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

23.253.0.0/18

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