rackspace.com - dns.ninja
rackspace.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.227.192.229🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix | ||||||
| A | 52.1.14.221🇺🇸 Amazon52.0.0.0/15 EC2 IAD prefix | ||||||
| NS | ns2.rackspace.com ⭐ | ||||||
| A | 65.61.188.4🇺🇸 RACKSPACE-LON65.61.188.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | ns2.rackspace.com | ||||||
| NS | ns.rackspace.com | ||||||
| A | 69.20.95.4🇺🇸 RACKSPACE-DFW69.20.95.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | ns.rackspace.com | ||||||
| MX | rackspace-com.mail.protection.outlook.com ⭐ | ||||||
| A | 2a01:111:f403:c902::3🇺🇸 Microsoft2a01:111:f000::/36 | ||||||
| PTR | mail-sj0pr03cu01703.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:c91d::🇺🇸 Microsoft2a01:111:f000::/36 | ||||||
| PTR | mail-mw2pr04cu00100.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:c922::🇺🇸 Microsoft2a01:111:f000::/36 | ||||||
| PTR | mail-bl0pr03cu00200.inbound.protection.outlook.com | ||||||
| A | 2a01:111:f403:f907::1🇺🇸 Microsoft2a01:111:f000::/36 | ||||||
| PTR | mail-dm1pr04cu00201.inbound.protection.outlook.com | ||||||
| A | 52.101.9.17🇺🇸 Microsoft52.96.0.0/12 MICROSOFT | ||||||
| A | 52.101.41.0🇺🇸 Microsoft52.96.0.0/12 MICROSOFT | ||||||
| PTR | mail-byapr05cu00400.inbound.protection.outlook.com | ||||||
| A | 52.101.41.56🇺🇸 Microsoft52.96.0.0/12 MICROSOFT | ||||||
| PTR | mail-sj0pr21cu00100.inbound.protection.outlook.com | ||||||
| A | 52.101.194.19🇺🇸 Microsoft52.96.0.0/12 MICROSOFT | ||||||
| PTR | mail-ch5pr02cu00303.inbound.protection.outlook.com | ||||||
| TXT | google-site-verification=hjn98i9hop-Qu_6JSTrV7MGqNMuPkHqxQejxjBdK_AQ | ||||||
| TXT | sophos-domain-verification=33beaba7a58282a665eab1fd66d3b1e0b865f2828c02d09ff2... | ||||||
| TXT | v=spf1 include:spf_a.rackspace.com include:spf_b.rackspace.com include:spf.pr... | ||||||
| TXT | montycloud=c3091adfd00e6377b9eac694aef5e616 | ||||||
| TXT | y/6lk4AhKuCVb+XZ3YJGfT1oBfIEKfl2AMuwfmcR5RWKHTC/QbiiFqaveJTsUlYmrAjXGQZyYKWZs... | ||||||
| TXT | MS=ms45524193 | ||||||
| TXT | anthropic-domain-verification-rnrfy1=fE0MMW8vO1OD2IpIwnxg9PQpy | ||||||
| TXT | 854ff9f7-193a-490d-a219-e559cd86c3ff | ||||||
| TXT | apple-domain-verification=fSW4Mu2Rukg86QP4 | ||||||
| TXT | 16600baa-c8cf-4ce6-88c0-fc9fa3f6fd19 | ||||||
| TXT | google-site-verification=z2aDwPH4Lq9j_7Fj0U4Puz3hHk8wcpIuxMXZUI80kJc | ||||||
| TXT | openai-domain-verification=dv-dfuARwBMBJPw1QgYwuMhlNGN | ||||||
| TXT | docusign=50d8be89-ad11-4aee-8e11-3c75e74aafc8 | ||||||
| TXT | google-site-verification=gOBmNq8zRo0Mwju8NhdJUBMXfMHmux-XzMQ3obObp0c | ||||||
| TXT | pexip-ms-tenant-domain-verification=1fdd6c26-e097-4616-931c-95fb8881efcd | ||||||
| TXT | docusign=f39f54dd-4993-4be2-8861-eeb5c9941875 | ||||||
| TXT | atlassian-domain-verification=jMtVkwHW7SnBUnyWkLXlgEOcJOy1tSD6QM1hcjebXdrl1MF... | ||||||
| SOA | ns.rackspace.comhostmaster@rackspace.com serial=1782924012 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784610642 | ||||||
rank #2002 in the tld
WOT: SAFE (92/100)
📈 Tranco rank: #970
Rackspace Technology
Rackspace Technology is a multicloud solutions provider specializing in cloud adoption, management, and optimization services. Founded in 1998 and headquartered in San Antonio, Texas, the company has over 25 years of experience in managed services. Rackspace is known for its "Fanatical Experience®" approach to customer support and employs 2,200+ certified technical experts with 10,000+ total certifications.
Key Services
- Cloud Solutions – Migration, managed operations (24/7/365), hybrid/public/private cloud management
- Application Services – Modernization, cloud-native development, Microsoft 365, SaaS lifecycle management
- Data & AI – Data analytics, AI/ML integration, database management, Foundry for AI (FAIR™)
- Security – Cyber recovery, cloud-native security, zero-trust architecture, threat detection
Technical Infrastructure
| Type | Details |
|---|---|
| Nameservers | ns.rackspace.com (69.20.95.4), ns2.rackspace.com (65.61.188.4) |
| Web Hosting | Amazon AWS (3.227.192.229, 52.1.14.221) |
| Microsoft 365 (rackspace-com.mail.protection.outlook.com) | |
| DNSSEC | Not signed |
The company maintains strategic partnerships with AWS, Microsoft, Google Cloud, and VMware. Rackspace.com ranks #675 globally on Tranco.
PTR for
Previously MX for
Subdomains
sat1.rackspace.com |
web.rackspace.com |
londc01.rackspace.com |
partners.rackspace.com |
wizard.rackspace.com |
res.rackspace.com |
wc6.rackspace.com |
cloud.rackspace.com |
crownvic.rackspace.com |
ns2.rackspace.com |
cirrus.rackspace.com |
lbdns2.rackspace.com |
deepthought.rackspace.com |
mbox.rackspace.com |
radio.rackspace.com |
bugati.rackspace.com |
proton.rackspace.com |
crmmkt.rackspace.com |
lon.rackspace.com |
pub-mirrorgtm-iad3.rackspace.com |
smtpout.rackspace.com |
prowler.rackspace.com |
noteworthy.rackspace.com |
vc.rackspace.com |
straightup.rackspace.com |
dmills.rackspace.com |
secure-access.rackspace.com |
account.rackspace.com |
lbweb0.rackspace.com |
secure.rackspace.com |
nsmon.rackspace.com |
lon2.rackspace.com |
encore.rackspace.com |
reach.rackspace.com |
owa1.rackspace.com |
tinydns2.rackspace.com |
pub-mirrorgtm-hkg1.rackspace.com |
ins.rackspace.com |
mymail.rackspace.com |
pub-mirrorgtm-syd1.rackspace.com |
cloudsites.rackspace.com |
seconly.rackspace.com |
ns1.rackspace.com |
smtp.rackspace.com |
exchange.rackspace.com |
docs.rackspace.com |
monitor.rackspace.com |
solve.rackspace.com |
ldap.rackspace.com |
dboline-02.rackspace.com |
cp.rackspace.com |
manage.rackspace.com |
lbext1.rackspace.com |
kmsns2.rackspace.com |
my.rackspace.com |
cart.rackspace.com |
speedtest.rackspace.com |
deliverytruck.rackspace.com |
bastion1.rackspace.com |
intranet.rackspace.com |
jnull.rackspace.com |
uc.rackspace.com |
gt40.rackspace.com |
apps.rackspace.com |
pub-mirrorgtm-ord1.rackspace.com |
sat2.rackspace.com |
explore.rackspace.com |
camaro.rackspace.com |
newsvan.rackspace.com |
www-gtm-ord1.rackspace.com |
vdi.rackspace.com |
raq.rackspace.com |
hooptie.rackspace.com |
tracking.rackspace.com |
emm.rackspace.com |
pub-mirrorgtm-dfw1.rackspace.com |
dswoap1.rackspace.com |
mx2.rackspace.com |
edsel.rackspace.com |
cloudmonitoring.rackspace.com |
app.rackspace.com |
cachens2.rackspace.com |
mail.rackspace.com |
notifications.rackspace.com |
webmail.rackspace.com |
aus1.rackspace.com |
ds1.rackspace.com |
voyager.rackspace.com |
pub-mirrorgtm-lon3.rackspace.com |
esg02.rackspace.com |
go.rackspace.com |
iaddc01.rackspace.com |
www-gtm-iad2.rackspace.com |
ir.rackspace.com |
clouddrive.rackspace.com |
sierra.rackspace.com |
wip.rackspace.com |
broadcast.rackspace.com |
lebaron.rackspace.com |
survey.rackspace.com |
entapps.rackspace.com |
sip.rackspace.com |
durango.rackspace.com |
cs.rackspace.com |
corp.rackspace.com |
intrepid.rackspace.com |
movingvan.rackspace.com |
lbdns1.rackspace.com |
bastion2.rackspace.com |
diablo.rackspace.com |
hkg1.rackspace.com |
exg1-dev.rackspace.com |
our.rackspace.com |
rackerassist.rackspace.com |
spot.rackspace.com |
dfwdc01.rackspace.com |
eclipse.rackspace.com |
email.rackspace.com |
rental.rackspace.com |
intra.rackspace.com |
astro.rackspace.com |
time2.rackspace.com |
lon1.rackspace.com |
lbweb1.rackspace.com |
dcops2.rackspace.com |
www.rackspace.com |
esg03-iad3.rackspace.com |
golfcart.rackspace.com |
lbext2.rackspace.com |
esg01.rackspace.com |
communicationpreferences.rackspace.com |
etrustserver.rackspace.com |
lbdns0.rackspace.com |
product.rackspace.com |
mycloud.rackspace.com |
graphs.rackspace.com |
owa.rackspace.com |
dboline-01.rackspace.com |
sat.rackspace.com |
tinydns1.rackspace.com |
ts1.rackspace.com |
sharepoint.rackspace.com |
cb2.rackspace.com |
rackspaceinfrastructureca.rackspace.com |
legacy.rackspace.com |
mv.rackspace.com |
www-gtm-lon3.rackspace.com |
outlook.rackspace.com |
mobile.rackspace.com |
go2.rackspace.com |
mirror.rackspace.com |
groopz.rackspace.com |
opencloudtraining.rackspace.com |
tickets.rackspace.com |
firebird.rackspace.com |
developer.rackspace.com |
emailhelp.rackspace.com |
rhn.rackspace.com |
alero.rackspace.com |
nsdb1.rackspace.com |
mg1.rackspace.com |
mybill.rackspace.com |
new-mx.rackspace.com |
time.rackspace.com |
lbweb2.rackspace.com |
intelligence.rackspace.com |
imap.rackspace.com |
support.rackspace.com |
status.rackspace.com |
blog.rackspace.com |
ts2.rackspace.com |
lon3.rackspace.com |
mx.rackspace.com |
myrs.rackspace.com |
dns.rackspace.com |
core.rackspace.com |
login.rackspace.com |
ns.rackspace.com |
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
●NSns.rackspace.com2015-09-04 → 2026-07-21 · 2 obs
● 2015-09-04 07:33:48
● 2026-07-21 05:23:16
● 2026-07-21 05:23:16
●NSns2.rackspace.com2015-09-04 → 2026-07-21 · 2 obs
● 2015-09-04 07:33:48
● 2026-07-21 05:23:16
● 2026-07-21 05:23:16
○MXcust41036-1.in.mailcontrol.com2015-09-04 → 2018-03-01 · 4 obs
● 2015-09-04 07:33:48
● 2018-03-01 00:59:36
○ 2018-03-04 07:29:16
○ 2026-07-21 05:23:16
● 2018-03-01 00:59:36
○ 2018-03-04 07:29:16
○ 2026-07-21 05:23:16
○MXcust41036-2.in.mailcontrol.com2015-09-04 → 2018-03-01 · 4 obs
● 2015-09-04 07:33:48
● 2018-03-01 00:59:36
○ 2018-03-04 07:29:16
○ 2026-07-21 05:23:16
● 2018-03-01 00:59:36
○ 2018-03-04 07:29:16
○ 2026-07-21 05:23:16
○MXcust65406-1-in.mailcontrol.com2018-05-30 → 2020-04-07 · 5 obs
○ 2018-04-01 13:41:36
● 2018-05-30 17:12:26
● 2020-04-07 07:54:02
○ 2020-05-07 12:42:28
○ 2026-07-21 05:23:16
● 2018-05-30 17:12:26
● 2020-04-07 07:54:02
○ 2020-05-07 12:42:28
○ 2026-07-21 05:23:16
○MXcust65406-1.in.mailcontrol.com2018-03-04 → 2018-04-01 · 5 obs
○ 2018-03-01 00:59:36
● 2018-03-04 07:29:16
● 2018-04-01 13:41:36
○ 2018-05-30 17:12:26
○ 2026-07-21 05:23:16
● 2018-03-04 07:29:16
● 2018-04-01 13:41:36
○ 2018-05-30 17:12:26
○ 2026-07-21 05:23:16
○MXcust65406-2-in.mailcontrol.com2018-05-30 → 2020-04-07 · 5 obs
○ 2018-04-01 13:41:36
● 2018-05-30 17:12:26
● 2020-04-07 07:54:02
○ 2020-05-07 12:42:28
○ 2026-07-21 05:23:16
● 2018-05-30 17:12:26
● 2020-04-07 07:54:02
○ 2020-05-07 12:42:28
○ 2026-07-21 05:23:16
○MXcust65406-2.in.mailcontrol.com2018-03-04 → 2018-04-01 · 5 obs
○ 2018-03-01 00:59:36
● 2018-03-04 07:29:16
● 2018-04-01 13:41:36
○ 2018-05-30 17:12:26
○ 2026-07-21 05:23:16
● 2018-03-04 07:29:16
● 2018-04-01 13:41:36
○ 2018-05-30 17:12:26
○ 2026-07-21 05:23:16
●MXrackspace-com.mail.protection.outlook.com2020-05-07 → 2026-07-21 · 3 obs
○ 2020-04-07 07:54:02
● 2020-05-07 12:42:28
● 2026-07-21 05:23:16
● 2020-05-07 12:42:28
● 2026-07-21 05:23:16
○A173.203.44.1222015-09-04 → 2019-10-26 · 4 obs
● 2015-09-04 07:33:48
● 2019-10-26 20:55:12
○ 2019-11-29 02:47:50
○ 2026-07-21 05:23:16
● 2019-10-26 20:55:12
○ 2019-11-29 02:47:50
○ 2026-07-21 05:23:16
○A2001:4801:1221:101:1c10:0:f5:1162015-09-04 → 2020-03-31 · 4 obs
● 2015-09-04 07:33:48
● 2020-03-31 02:39:00
○ 2020-04-07 07:54:02
○ 2026-07-21 05:23:16
● 2020-03-31 02:39:00
○ 2020-04-07 07:54:02
○ 2026-07-21 05:23:16
●A3.227.192.2292019-11-29 → 2026-07-21 · 3 obs
○ 2019-10-26 20:55:12
● 2019-11-29 02:47:50
● 2026-07-21 05:23:16
● 2019-11-29 02:47:50
● 2026-07-21 05:23:16
●A52.1.14.2212019-11-29 → 2026-07-21 · 3 obs
○ 2019-10-26 20:55:12
● 2019-11-29 02:47:50
● 2026-07-21 05:23:16
● 2019-11-29 02:47:50
● 2026-07-21 05:23:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| rackspace.com | ns2.rackspace.com, ns.rackspace.com | 2 records |
✅ Authoritative Response
Server:69.20.95.4
NS records: ns2.rackspace.com, ns.rackspace.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rackspace.com (unsigned zone)
⏱️ Timing
Total: 644ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 52.1.14.221, 3.227.192.229 |
| NS | 2 | ns.rackspace.com, ns2.rackspace.com |
| MX | 1 | rackspace-com.mail.protection.outlook.co |
| TXT | 17 | google-site-verification=z2aDwPH4Lq9j_7F, y/6lk4AhKuCVb+XZ3YJGfT1oBfIEKfl2AMuwfmcR... |
| SOA | 1 | ns.rackspace.com hostmaster.rackspace.co |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns2.rackspace.com, ns.rackspace.com)
Analysis
Hierarchy
rackspace.com is the parent domain of sat1.rackspace.com, web.rackspace.com, londc01.rackspace.com, partners.rackspace.com, wizard.rackspace.com and hundreds of other host names.
IP Addresses
rackspace.com resolves to the IP addresses 3.227.192.229 and 52.1.14.221
Additional host names — rackspace.com.hk, rackspace.co.th, rackspacehosting.com.my and two others — share IP numbers with rackspace.com.
Name Servers
DNS delegation for rackspace.com points to two name servers: ns2.rackspace.com and ns.rackspace.com.
rackspace.com shares its name server setup with other domains, including leanimpact.com, 88.57.50.in-addr.arpa, motnes.com and two others.
rackspace.com partially shares its NS delegation with several other domains, including conroysflowerssantaana.com, ellenhol.com, ron-excepcional.pt and two others.
These name servers are regularly seen alongside dns1.stabletransit.com and dns2.stabletransit.com as name servers.
ns2.rackspace.com resolves to 65.61.188.4. ns.rackspace.com resolves to 69.20.95.4. Both host names point to a single IP number.
Mail Servers
rackspace.com has one mail server: rackspace-com.mail.protection.outlook.com.
rackspace.com shares its mail server setup with other domains, such as racksace.com.
rackspace-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.17, 52.101.41.0, 52.101.41.56 and 5 other.