Data as of Nov 7, 2026

174.143.0.0/16

No anonymizer space · no proxy exits in 30 days

Rackspace Hosting

Announcement

this exact prefix

No RPKI

Announced by

AS33070

Type

Hosting

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
174.143.80.0/24 since Apr 2026	AS12200	Hosting	Rackspace Hosting

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
174.143.0.0/16	65,536	RSCP-NET-4	Rackspace Hosting (RACKS-8) · US	Direct Allocation	Jan 20, 2009	abuse@rackspace.com
└ 174.143.0.4/30	4	RSPC-6BAE3F8B-9D62-4504-AF8C-ADB7C44C6DD5	unknown	—	—	—
└ 174.143.0.8/30	4	RSPC-CE27999F-8778-438D-8AC3-98FD94C665E2	unknown	—	—	—
└ 174.143.0.16/29	8	RSPC-1234481529013351	unknown	—	—	—
└ 174.143.0.24/29	8	RSPC-1234482009697588	unknown	—	—	—
└ 174.143.0.32/29	8	RSPC-1234488488878404	unknown	—	—	—
└ 174.143.0.42/31	2	RSPC-D4938C7B-A040-4673-AB9F-28B3246C3414	unknown	—	—	—
└ 174.143.0.44/30	4	RSPC-3E31733B-8D46-460A-804F-97DA0B484B7C	unknown	—	—	—
└ 174.143.0.60/30	4	RSPC-C387CE11-C6E3-46B0-94B6-8BD01DF58D40	unknown	—	—	—
└ 174.143.0.72/31	2	RSPC-C2A4BD66-268D-4B78-A375-7E748E9212E7	unknown	—	—	—
└ 174.143.0.88/30	4	RSPC-9E5BE5CD-D229-4590-8199-A832850ECBB0	unknown	—	—	—
└ 174.143.0.92/30	4	RSPC-2DD61FB1-FAFF-4854-B835-09D4363444B0	unknown	—	—	—
└ 174.143.0.104/30	4	RSPC-42DECEDC-F6BC-41B9-B2B9-01CCF16BF3DB	unknown	—	—	—
└ 174.143.0.112/29	8	RSPC-1234531569462001	unknown	—	—	—
└ 174.143.0.120/29	8	RSPC-1234533128353012	unknown	—	—	—
└ 174.143.0.128/30	4	RSPC-56B4E38A-94FF-4EC4-81EE-E6015CA56B09	unknown	—	—	—
└ 174.143.0.132/30	4	RSPC-ABDDF55F-E17F-403E-9B0F-171587A8B600	unknown	—	—	—
└ 174.143.0.176/29	8	RSPC-1234538289621055	unknown	—	—	—
└ 174.143.0.184/29	8	RSPC-1234539729147461	unknown	—	—	—
└ 174.143.0.206/31	2	RSPC-F1E7D218-0FA2-44AA-96E3-9503F1FA84CE	unknown	—	—	—
└ 174.143.0.210/31	2	RSPC-88353B21-EC2E-4A6A-8E40-B35EBB4EC49F	unknown	—	—	—
└ 174.143.0.216/29	8	RSPC-1234547768216032	unknown	—	—	—
└ 174.143.0.224/29	8	RSPC-1234552208525049	unknown	—	—	—
└ 174.143.0.248/29	8	RSPC-1234553288946371	unknown	—	—	—
└ 174.143.1.8/29	8	RSPC-1234560249956503	unknown	—	—	—
└ 174.143.1.24/29	8	RSPC-1234561928426155	unknown	—	—	—
└ 174.143.1.40/30	4	RSPC-5E74F967-8AD5-4F59-942E-A08EB80F9974	unknown	—	—	—
└ 174.143.1.44/31	2	RSPC-B4875607-16EB-4DD3-8CE4-DF2C16D79BA4	unknown	—	—	—
└ 174.143.1.56/29	8	RSPC-1234739888102943	unknown	—	—	—
└ 174.143.1.88/29	8	RSPC-1234790288659179	unknown	—	—	—
└ 174.143.1.104/29	8	RSPC-1234791488537718	unknown	—	—	—
└ 174.143.1.112/29	8	RSPC-1234791609934858	unknown	—	—	—
└ 174.143.1.128/30	4	RSPC-73AD5609-3F5F-4048-8D04-7B0EF3EA592F	unknown	—	—	—
└ 174.143.1.132/31	2	RSPC-EA7AA2D5-C564-4865-91BF-EAF6035CCAEA	unknown	—	—	—
└ 174.143.1.136/29	8	RSPC-1234796289381292	unknown	—	—	—
└ 174.143.1.144/29	8	RSPC-1234805168103613	unknown	—	—	—
└ 174.143.1.160/29	8	RSPC-1234818368378268	unknown	—	—	—
└ 174.143.1.176/29	8	RSPC-1234825809804325	unknown	—	—	—
└ 174.143.1.184/29	8	RSPC-1234826289421489	unknown	—	—	—
└ 174.143.1.192/29	8	RSPC-1234842249919627	unknown	—	—	—
└ 174.143.1.200/29	8	RSPC-1234847289389103	unknown	—	—	—
└ 174.143.1.208/29	8	RSPC-1234850409975135	unknown	—	—	—
└ 174.143.1.216/29	8	RSPC-1234857249129334	unknown	—	—	—
└ 174.143.1.224/29	8	RSPC-1234875128513813	unknown	—	—	—
└ 174.143.1.236/30	4	RSPC-8B5746C8-5AAC-4F1D-92B2-4F026A9B3A59	unknown	—	—	—
└ 174.143.1.240/29	8	RSPC-1234875969455707	unknown	—	—	—
└ 174.143.1.248/30	4	RSPC-A258399A-4444-4B0F-A50B-BC83D0E077B2	unknown	—	—	—
└ 174.143.2.20/30	4	RSPC-E6B98400-7C9D-4752-B38B-28FE5A040201	unknown	—	—	—
└ 174.143.2.32/29	8	RSPC-1234879928002924	unknown	—	—	—
└ 174.143.2.40/29	8	RSPC-1234880769485731	unknown	—	—	—
└ 174.143.2.72/29	8	RSPC-1234895888550560	unknown	—	—	—
└ 174.143.2.88/29	8	RSPC-1234897209486327	unknown	—	—	—
└ 174.143.2.96/29	8	RSPC-1234899129044632	unknown	—	—	—
└ 174.143.2.112/29	8	RSPC-1234900088074254	unknown	—	—	—
└ 174.143.2.128/29	8	RSPC-1234902248718045	unknown	—	—	—
└ 174.143.2.160/29	8	RSPC-1234932249935628	unknown	—	—	—
└ 174.143.2.180/31	2	CROWE-LLP-IP-SPACE	unknown	—	—	—
└ 174.143.2.182/31	2	RSPC-0F4C8021-15F4-4072-87BA-B5E689761EF8	unknown	—	—	—
└ 174.143.2.184/30	4	RSPC-BEED706D-A871-4FC7-A5CF-3F0648DC5DBF	unknown	—	—	—
└ 174.143.2.188/31	2	RSPC-91E67D9E-070A-44F6-93FA-9C4F4DF79354	unknown	—	—	—
└ 174.143.2.190/31	2	RSPC-FA2F0AD6-7168-4E16-93D4-EBE81A3E283F	unknown	—	—	—
└ 174.143.2.224/29	8	RSPC-1234954568776991	unknown	—	—	—
└ 174.143.3.4/30	4	RSPC-66B4E83B-AE75-4E91-92C6-5E5E01B65C00	unknown	—	—	—
└ 174.143.3.16/29	8	RSPC-1234965849489464	unknown	—	—	—
└ 174.143.3.24/29	8	RSPC-1234966689478675	unknown	—	—	—
└ 174.143.3.36/30	4	RSPC-D9D8945C-B473-4091-9DCF-E4F47A8D7B71	unknown	—	—	—
└ 174.143.3.40/29	8	RSPC-1234968609187460	unknown	—	—	—
└ 174.143.3.52/31	2	RSPC-C9B4516A-F829-4C29-83CE-014819C6AF26	unknown	—	—	—
└ 174.143.3.72/29	8	RSPC-1234984808195682	unknown	—	—	—
└ 174.143.3.82/31	2	RSPC-63A07870-9D3C-41B0-9725-B82850C000C2	unknown	—	—	—
└ 174.143.3.84/31	2	RSPC-4B8BC18C-0C3F-4D9E-86EE-F44BFE824CDE	unknown	—	—	—
└ 174.143.3.88/29	8	RSPC-1234985048697915	unknown	—	—	—
└ 174.143.3.96/30	4	RSPC-AFDCC43D-3293-46F3-8F26-FE82D1F1E0D7	unknown	—	—	—
└ 174.143.3.100/30	4	RSPC-48B1F3A4-2615-4566-99CD-D126E3C102BB	unknown	—	—	—
└ 174.143.3.132/30	4	RSPC-3E5F728D-1729-4064-8323-C6863E8F35FB	unknown	—	—	—
└ 174.143.3.144/30	4	RSPC-5445F0F7-ADCE-4FDD-B0C9-FFC08FDA9539	unknown	—	—	—
└ 174.143.3.168/30	4	RSPC-B96973D7-4D2B-4B80-BE33-AAB0EFDF235D	unknown	—	—	—
└ 174.143.3.172/30	4	RSPC-5AAA90F9-3AE4-4527-8FB9-4385E5617FAC	unknown	—	—	—
└ 174.143.3.204/30	4	RSPC-477E372A-21D9-4EE5-8D51-1CC0D3BA9BB5	unknown	—	—	—
└ 174.143.3.216/29	8	RSPC-1235056809851289	unknown	—	—	—
└ 174.143.3.224/30	4	RSPC-C47BEB99-4894-41EF-A135-A37B8B024F9A	unknown	—	—	—
└ 174.143.3.236/30	4	RSPC-F82C209A-18C5-4338-B2EC-00897987BAB8	unknown	—	—	—
└ 174.143.3.240/29	8	RSPC-1235058369904918	unknown	—	—	—
└ 174.143.3.248/29	8	RSPC-1235059328387918	unknown	—	—	—
└ 174.143.4.80/28	16	RSPC-1234564809026262	unknown	—	—	—
└ 174.143.4.112/28	16	RSPC-1234899129251852	unknown	—	—	—
└ 174.143.4.128/28	16	RSPC-1234565288993519	unknown	—	—	—
└ 174.143.4.208/28	16	RSPC-1235166009626652	unknown	—	—	—
└ 174.143.5.48/28	16	RSPC-1235486888589749	unknown	—	—	—
└ 174.143.5.64/27	32	RSPC-1AE07249-61F3-4542-9120-E5AF55D4DE5A	unknown	—	—	—
└ 174.143.5.144/28	16	RSPC-1235593691961997	unknown	—	—	—
└ 174.143.5.192/28	16	RSPC-1235627893124509	unknown	—	—	—
└ 174.143.5.240/28	16	RSPC-1235685971293209	unknown	—	—	—
└ 174.143.6.0/28	16	RSPC-1235688851757990	unknown	—	—	—
└ 174.143.6.16/28	16	RSPC-1235745492532182	unknown	—	—	—
└ 174.143.6.80/28	16	RACKS-8-1415117056018070	unknown	—	—	—
└ 174.143.6.96/27	32	RSPC-8EB20041-F9C6-469A-B433-DF2A3E9BECF8	unknown	—	—	—
└ 174.143.6.128/27	32	RSPC-B22B68C7-4B9A-4180-81A7-6B7CA369F349	unknown	—	—	—
└ 174.143.6.240/28	16	RSPC-1236020772618828	unknown	—	—	—
└ 174.143.7.176/28	16	RSPC-1236443292117061	unknown	—	—	—
└ 174.143.8.32/27	32	RSPC-1234798328025835	unknown	—	—	—
└ 174.143.8.96/27	32	RACKS-8-1433794578424470	unknown	—	—	—
└ 174.143.8.128/27	32	RSPC-1234899248374254	unknown	—	—	—
└ 174.143.8.192/27	32	RACKS-8-1431541698154865	unknown	—	—	—
└ 174.143.8.224/27	32	RACKS-8-1434155897441249	unknown	—	—	—
└ 174.143.9.96/27	32	RSCP-NET-4-3	unknown	—	—	—
└ 174.143.9.224/27	32	RACKS-8-903684769804354860401520923	unknown	—	—	—
└ 174.143.10.32/27	32	RACKS-8-651011020035024861021024876341500	unknown	—	—	—
└ 174.143.10.64/27	32	RACKS-8-1393283656429746	unknown	—	—	—
└ 174.143.10.96/27	32	RACKS-8-1462461385209502	unknown	—	—	—
└ 174.143.10.224/27	32	RSPC-DFFFBD50-0820-4BAA-BB4D-B46812A41C8B	unknown	—	—	—
└ 174.143.11.32/27	32	RSPC-1235075409593209	unknown	—	—	—
└ 174.143.11.64/27	32	RSPC-1235075528863355	unknown	—	—	—
└ 174.143.11.96/27	32	RSPC-1235573894628292	unknown	—	—	—
└ 174.143.11.128/27	32	RSPC-1235582892084321	unknown	—	—	—
└ 174.143.11.192/26	64	RSPC-1244826851462179	unknown	—	—	—
└ 174.143.12.8/29	8	RSPC-1235436728409696	unknown	—	—	—
└ 174.143.12.32/29	8	RSPC-1235447288248608	unknown	—	—	—
└ 174.143.12.64/29	8	RSPC-1235475608324022	unknown	—	—	—
└ 174.143.12.88/29	8	RSPC-1235493009658552	unknown	—	—	—
└ 174.143.12.96/29	8	RSPC-1235493368268594	unknown	—	—	—
└ 174.143.12.112/29	8	RSPC-1235499368594494	unknown	—	—	—
└ 174.143.12.120/29	8	RSPC-1235499608763943	unknown	—	—	—
└ 174.143.12.128/29	8	RSPC-1235503329879920	unknown	—	—	—
└ 174.143.12.136/29	8	RSPC-1235505368728366	unknown	—	—	—
└ 174.143.12.160/29	8	RSPC-1235510648360912	unknown	—	—	—
└ 174.143.12.184/29	8	RSPC-1235514969019857	unknown	—	—	—
└ 174.143.12.192/29	8	RSPC-1235524089754708	unknown	—	—	—
└ 174.143.12.218/31	2	RSPC-A8394795-56C6-4111-9C63-3AA79FA73A18	unknown	—	—	—
└ 174.143.12.220/30	4	RSPC-9F214B06-57FD-4356-B45F-20C65257C739	unknown	—	—	—
└ 174.143.12.224/29	8	RSPC-1235553488732861	unknown	—	—	—
└ 174.143.13.0/29	8	RSPC-1235573892658076	unknown	—	—	—
└ 174.143.13.8/30	4	RSPC-D0B9722F-7CF2-48ED-BE9E-CA112B82DFFA	unknown	—	—	—
└ 174.143.13.20/30	4	RSPC-DC7E3484-AC7E-4523-AAAB-B92FDB17AE6B	unknown	—	—	—
└ 174.143.13.28/30	4	RSPC-47FB8531-13D9-4358-8F36-9AB68F4557F2	unknown	—	—	—
└ 174.143.13.32/29	8	RSPC-1235573893378620	unknown	—	—	—
└ 174.143.13.52/30	4	RSPC-0C8F9261-81BF-48E4-9353-CBF384341827	unknown	—	—	—
└ 174.143.13.56/29	8	RSPC-1235592012602116	unknown	—	—	—
└ 174.143.13.64/29	8	RSPC-1235592612824522	unknown	—	—	—
└ 174.143.13.72/31	2	RSPC-91C119A0-0185-42FC-A4BF-74ADEBB042E2	unknown	—	—	—
└ 174.143.13.76/31	2	RSPC-45A5EC8C-4D3B-4560-86BF-717D85526CCE	unknown	—	—	—
└ 174.143.13.88/29	8	RSPC-1235609412484686	unknown	—	—	—
└ 174.143.13.96/29	8	RSPC-1235615771659762	unknown	—	—	—
└ 174.143.13.104/29	8	RSPC-1235617571295761	unknown	—	—	—
└ 174.143.13.120/30	4	RSPC-F8BA2DD3-920A-4AC8-96E3-6C4B2128F468	unknown	—	—	—
└ 174.143.13.146/31	2	RSPC-7D07FC29-D50A-4542-893C-44926C3406D5	unknown	—	—	—
└ 174.143.13.152/29	8	RSPC-1235644572268824	unknown	—	—	—
└ 174.143.13.192/29	8	RSPC-1235656932806410	unknown	—	—	—
└ 174.143.13.208/29	8	RSPC-1235663412403568	unknown	—	—	—
└ 174.143.13.224/29	8	RSPC-1235666532297859	unknown	—	—	—
└ 174.143.13.232/29	8	RSPC-1235668692680927	unknown	—	—	—
└ 174.143.13.240/29	8	RSPC-1235670613046208	unknown	—	—	—
└ 174.143.13.250/31	2	RSPC-928DDF13-0C1D-4248-8D13-E1D7CA7F8C77	unknown	—	—	—
└ 174.143.13.252/31	2	RSPC-8FB27D58-9AEA-43B6-8691-24D48A4F6A06	unknown	—	—	—
└ 174.143.13.254/31	2	RSPC-CA276115-9FB1-45B5-B9CF-8BC12A9D1C3C	unknown	—	—	—
└ 174.143.14.0/29	8	RSPC-1235671932353225	unknown	—	—	—
└ 174.143.14.16/29	8	RSPC-1235672772668022	unknown	—	—	—
└ 174.143.14.24/29	8	RSPC-1235676132650602	unknown	—	—	—
└ 174.143.14.36/30	4	RSPC-D96774AA-0AA7-4D16-A392-222B4EA018C7	unknown	—	—	—
└ 174.143.14.40/29	8	RSPC-1235684532945619	unknown	—	—	—
└ 174.143.14.52/30	4	RSPC-D84C259C-EC1B-4159-A978-7040824208B0	unknown	—	—	—
└ 174.143.14.60/30	4	RSPC-18726195-2C67-4808-A9A2-BFEAE67F40DE	unknown	—	—	—
└ 174.143.14.88/29	8	RSPC-1235704212846843	unknown	—	—	—
└ 174.143.14.96/29	8	RSPC-1235704932486273	unknown	—	—	—
└ 174.143.14.104/29	8	RSPC-1235706371354471	unknown	—	—	—
└ 174.143.14.120/29	8	RSPC-1235738532966348	unknown	—	—	—
└ 174.143.14.128/29	8	RSPC-1235741891046473	unknown	—	—	—
└ 174.143.14.136/29	8	RSPC-1235742732285290	unknown	—	—	—
└ 174.143.14.168/29	8	RSPC-1235744772267950	unknown	—	—	—
└ 174.143.14.196/30	4	RSPC-06950D48-86C6-4370-9B60-CEEEACDA4686	unknown	—	—	—
└ 174.143.14.208/29	8	RSPC-1235746452490651	unknown	—	—	—
└ 174.143.14.216/29	8	RSPC-1235746811059965	unknown	—	—	—
└ 174.143.14.232/29	8	RSPC-1235748853277831	unknown	—	—	—
└ 174.143.14.240/29	8	RSPC-1235748852845651	unknown	—	—	—
└ 174.143.15.8/29	8	RSPC-1235750772169760	unknown	—	—	—
└ 174.143.15.104/29	8	RSPC-1235756171447386	unknown	—	—	—
└ 174.143.15.152/29	8	RSPC-1235770932196922	unknown	—	—	—
└ 174.143.15.176/29	8	RSPC-1235795532827945	unknown	—	—	—
└ 174.143.16.2/31	2	RSPC-7E0E7B8E-99B0-421B-A975-8E9EF054EBAD	unknown	—	—	—
└ 174.143.16.8/29	8	RSPC-1236007094500166	unknown	—	—	—
└ 174.143.16.32/29	8	RSPC-1236011412861012	unknown	—	—	—
└ 174.143.16.80/30	4	RSPC-6B618A41-C498-492D-9CC0-3F28A454A775	unknown	—	—	—
└ 174.143.16.84/30	4	RSPC-D9E80630-EB0E-49D6-B11F-AB0095A86717	unknown	—	—	—
└ 174.143.16.104/29	8	RSPC-1236025333477063	unknown	—	—	—
└ 174.143.16.120/29	8	RSPC-1236023532652728	unknown	—	—	—
└ 174.143.16.128/30	4	RSPC-0E151EBE-E947-486E-B310-2B6A7DD58F77	unknown	—	—	—
└ 174.143.16.134/31	2	RSPC-D8FEE300-932E-4F78-A47D-50BF22110709	unknown	—	—	—
└ 174.143.16.136/30	4	RSPC-0E08435E-10CF-45BE-8602-F5F27EDB47E3	unknown	—	—	—
└ 174.143.16.140/30	4	RSPC-C0DAC65B-E30A-44F5-B5FA-3810F87BA107	unknown	—	—	—
└ 174.143.16.184/29	8	RSPC-1236074772363785	unknown	—	—	—
└ 174.143.16.248/29	8	RSPC-1236087971250093	unknown	—	—	—
└ 174.143.17.80/29	8	RSPC-1236177974748458	unknown	—	—	—
└ 174.143.17.104/29	8	RSPC-1236179531299489	unknown	—	—	—
└ 174.143.17.120/29	8	RSPC-1236180254945477	unknown	—	—	—
└ 174.143.17.184/29	8	RSPC-1236185652960293	unknown	—	—	—
└ 174.143.18.8/29	8	RSPC-1236189612904736	unknown	—	—	—
└ 174.143.18.104/29	8	RSPC-1236249131119945	unknown	—	—	—
└ 174.143.18.168/29	8	RSPC-1236258852163171	unknown	—	—	—
└ 174.143.18.184/29	8	RSPC-1236261012285366	unknown	—	—	—
└ 174.143.18.240/28	16	RSPC-1236773414008638	unknown	—	—	—
└ 174.143.19.0/30	4	RSPC-426AFA80-0BA6-4109-83A3-77C86341E111	unknown	—	—	—

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Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS33070

Name: Rackspace Hosting
Type: Hosting
Registered: Sep 24, 2004
Domain: rackspace.com
Industry: Hosting and Cloud Provider
Spamhaus ASN-DROP: not listed

174.143.0.0/16

Announcements

Announcements inside

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Network & registry

AS33070

Who has announced this prefix

Routing history

Route objects on the exact prefix

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Abuse contact