AS Name
RACKSPACE
Org Name
Rackspace Hosting
Registry Region
United States
IPv4Prefixes

78

IPv6Prefixes

3

IPv4 NUMs

533,504

IPv6 NUMs(/64)

4,295,098,368

533,504 IPv4 Addresses
CIDR Description IP Num
23.253.0.0/18 CORE One-Hour Servers (C04773879) 16384
23.253.160.0/19 Rackspace Hosting (RACKS-8) 8192
23.253.192.0/19 Rackspace Hosting (RACKS-8) 8192
50.56.0.0/17 Rackspace Hosting 32768
50.57.0.0/17 Webmail ORD1b (C02781647) 32768
50.57.128.0/18 Slicehost (C02794583) 16384
50.57.192.0/19 Alchemy Systems (C05672401) 8192
50.57.224.0/20 Rackspace Cloud Servers (C03181584) 4096
64.49.232.0/23 E-Builders LLC 512
65.61.188.0/24 Rackspace Backbone Engineering (C05762548) 256
66.216.116.0/23 Volusion, Inc. (C01610481) 512
67.207.128.0/19 Rackspace Hosting 8192
69.72.36.0/24 Mailgun Technologies Inc. 256
69.72.37.0/24 Mailgun Technologies Inc. 256
69.72.38.0/24 Mailgun Technologies Inc. 256
69.72.39.0/24 Mailgun Technologies Inc. 256
69.170.128.0/20 DataPipe, Inc. 4096
74.200.192.0/18 DataPipe, Inc. 16384
91.230.179.0/24 Selligent SA 256
104.130.64.0/20 Rackspace Hosting 4096
104.130.80.0/20 TrueOffice (C05102723) 4096
104.130.96.0/20 Mailgun Technologies Inc (C06773638) 4096
104.130.112.0/21 Rackspace Hosting 2048
104.130.192.0/19 Rackspace Hosting 8192
104.239.192.0/19 Rackspace Hosting 8192
108.166.0.0/18 Bobit Business Media (C02910657) 16384
108.166.96.0/19 Rackspace Cloud Servers (C03181657) 8192
108.171.160.0/20 Rackspace Cloud Servers (C03181653) 4096
134.8.2.0/24 ALTIUM 256
135.84.124.0/24 Granicus, LLC 256
159.135.112.0/24 Rackspace Hosting 256
159.135.224.0/24 Mailgun Technologies Inc. 256
159.135.225.0/24 Mailgun Technologies Inc. 256
159.135.226.0/24 Mailgun Technologies Inc. 256
159.135.227.0/24 Mailgun Technologies Inc. 256
159.135.228.0/24 Mailgun Technologies Inc. 256
161.47.0.0/18 GENESIS (C06146886) 16384
161.47.64.0/18 CORE One-Hour Servers (C06118030) 16384
161.47.128.0/17 Rackspace Hosting 32768
162.209.0.0/18 Rackspace Cloud Servers (C03358133) 16384
162.209.80.0/20 Rackspace Cloud Servers (C03405332) 4096
162.220.0.0/24 True Commerce, Inc. 256
162.242.160.0/19 Rackspace Hosting (RACKS-8) 8192
166.78.64.0/18 Maximum Solutions (C03199717) 16384
166.78.192.0/18 X.commerce, Inc. (Magento SaaS) (C03270973) 16384
173.45.224.0/20 Rackspace (C05836266) 4096
173.45.240.0/21 Rackspace (C05836273) 2048
173.203.0.0/17 Rackspace Backbone Engineering (C02394558) 32768
184.106.0.0/19 CORE One-Hour Servers (C05866284) 8192
184.106.32.0/20 Accenture LLP (C02657060) 4096
184.106.48.0/22 Rackspace Hosting (RACKS-8) 1024
184.106.52.0/23 Johnson Outdoors (C02655537) 512
184.106.54.0/24 Webmail ORD1b (C02795305) 256
184.106.56.0/21 ISN (C04982693) 2048
184.106.64.0/18 Rackspace (C05817730) 16384
184.106.128.0/17 Rackspace Cloud Servers (C03181919) 32768
185.194.86.0/24 SELLIGENT_ALL3 256
185.194.87.0/24 SELLIGENT_ALL4 256
192.155.42.0/24 UBM LLC 256
192.155.43.0/24 UBM LLC 256
192.155.44.0/24 UBM LLC 256
192.155.48.0/24 UBM LLC 256
192.155.49.0/24 UBM LLC 256
192.155.50.0/24 UBM LLC 256
192.155.51.0/24 UBM LLC 256
192.237.128.0/18 SmartBear Software, Inc. (C04619405) 16384
192.237.224.0/19 Cloud Loadbalancing as a Service-LBaaS (ORD) (C04670475) 8192
198.61.128.0/18 Rackspace Hosting 16384
198.61.224.0/19 Rackspace Cloud Servers (C03182594) 8192
198.101.128.0/18 Cloud Loadbalancing as a Service-LBaaS (ORD) (C02967097) 16384
198.254.72.0/21 Cake Marketing 2048
204.9.188.0/24 Making Sense 256
204.51.170.0/24 DataPipe, Inc. 256
204.251.175.0/24 MYERS AND STAUFFER LC 256
208.78.96.0/21 Rackspace (C05836261) 2048
209.20.64.0/19 Rackspace Cloud Servers (C03181826) 8192
209.61.166.0/23 Inertia Technologies Inc. 512
216.18.148.0/22 CA, Inc. 1024
CIDR Description IP NUMs(prefix /64)
2001:4801::/32 Rackspace Hosting 4294967296
2620:103::/48 UBM LLC 65536
2620:103:1::/48 UBM LLC 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS12200 RACKSPACE - Rackspace Hosting, US United States 512 0 IPv4 IPv4 IPv6 IPv6
ASNumber:       19994
ASName:         RACKSPACE
ASHandle:       AS19994
RegDate:        2010-01-15
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/19994



OrgName:        Rackspace Hosting
OrgId:          RACKS-8
Address:        1 Fanatical Place
City:           Windcrest
StateProv:      TX
PostalCode:     78218
Country:        US
RegDate:        2010-03-29
Updated:        2017-09-12
Ref:            https://rdap.arin.net/registry/entity/RACKS-8


OrgTechHandle: ZR9-ARIN
OrgTechName:   Rackspace, com 
OrgTechPhone:  +1-210-312-4000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZR9-ARIN

OrgNOCHandle: HANSE157-ARIN
OrgNOCName:   Hansell, Chris 
OrgNOCPhone:  +1-210-312-4000 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/HANSE157-ARIN

OrgAbuseHandle: ABUSE45-ARIN
OrgAbuseName:   Abuse Desk
OrgAbusePhone:  +1-210-312-4000 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE45-ARIN

OrgTechHandle: HANSE157-ARIN
OrgTechName:   Hansell, Chris 
OrgTechPhone:  +1-210-312-4000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/HANSE157-ARIN

OrgTechHandle: IPADM17-ARIN
OrgTechName:   IPADMIN
OrgTechPhone:  +1-210-312-4000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM17-ARIN