clusterhost.com - dns.ninja
clusterhost.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.203.44.122🇺🇸 RACKSPACE-ORD173.203.0.0/17 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229 | ||||||
| A | 207.97.209.146🇺🇸 RACKSPACE-IAD207.97.192.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229 | ||||||
| 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 | mx1.sat.rackspace.com ⭐ | ||||||
| A | 64.39.1.223🇺🇸 RACKSPACE-DFW64.39.0.0/19 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | mx1.sat.rackspace.com | ||||||
| MX | mx2.sat.rackspace.com(20) | ||||||
| A | 64.39.1.224🇺🇸 RACKSPACE-DFW64.39.0.0/19 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | mx2.sat.rackspace.com | ||||||
| MX | mx1.dfw1.rackspace.com(100) | ||||||
| A | 72.3.128.180🇺🇸 RACKSPACE-DFW72.3.128.0/17 Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | ||||||
| PTR | mx1.dfw1.rackspace.com | ||||||
| SOA | ns.rackspace.comhostmaster@rackspace.com serial=1517849025 | ||||||
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=1782552975 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns.rackspace.com2015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●NSns2.rackspace.com2015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●MXmx1.dfw1.rackspace.com2015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●MXmx1.sat.rackspace.com2015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●MXmx2.sat.rackspace.com2015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●A173.203.44.1222015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
●A207.97.209.1462015-07-14 → 2026-06-27 · 2 obs
● 2026-06-27 09:37:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| clusterhost.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 clusterhost.com (unsigned zone)
⏱️ Timing
Total: 67ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 207.97.209.146, 173.203.44.122 |
| NS | 2 | ns.rackspace.com, ns2.rackspace.com |
| MX | 3 | mx2.sat.rackspace.com (pri: 20), mx1.sat.rackspace.com (pri: 10)... |
| SOA | 1 | ns.rackspace.com hostmaster.rackspace.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.rackspace.com, ns.rackspace.com)
Analysis
IP Addresses
clusterhost.com has two IP addresses: 173.203.44.122 and 207.97.209.146
rackspacecareers.co.uk, rackspsce.com, holidayhosting.net plus two other host names have IP numbers in common with clusterhost.com.
Name Servers
DNS delegation for clusterhost.com points to two name servers: ns2.rackspace.com and ns.rackspace.com.
The name server configuration of clusterhost.com is shared with other domains, for instance workoutgps.com, liveandletliveman.com, msedp.com and two others.
At least some of clusterhost.com's name servers are shared with other domains, for example rfwright.com, tavlos.com, dentistinflemington.com and two more.
These name servers tend to be deployed in combination with the name servers dns1.stabletransit.com and dns2.stabletransit.com.
Each of ns2.rackspace.com and ns.rackspace.com has one IP address: ns2.rackspace.com uses 65.61.188.4 and ns.rackspace.com uses 69.20.95.4.
Mail Servers
The MX records for clusterhost.com list three mail servers: mx1.dfw1.rackspace.com, mx1.sat.rackspace.com and mx2.sat.rackspace.com.
At least some of the mail servers used by clusterhost.com are shared with other domains: wwwrackspace.com, hackerservers.net, hostoracle.com and two others among them.
mx1.dfw1.rackspace.com, mx1.sat.rackspace.com and mx2.sat.rackspace.com all have one IP address each — mx1.dfw1.rackspace.com directs to 72.3.128.180, mx1.sat.rackspace.com directs to 64.39.1.223 and mx2.sat.rackspace.com directs to 64.39.1.224.