rack-space.tw - robtex.com
rack-space.tw
| 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=1517849005 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2011035155 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns.rackspace.com2026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●NSns2.rackspace.com2026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●MXmx1.dfw1.rackspace.com2026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●MXmx1.sat.rackspace.com2026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●MXmx2.sat.rackspace.com2026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●A173.203.44.1222026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
●A207.97.209.1462026-05-09 → 2026-07-18 · 2 obs
● 2026-07-18 10:49:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| rack-space.tw | ns.rackspace.com, ns2.rackspace.com | - |
✅ Authoritative Response
Server:69.20.95.4
NS records: ns.rackspace.com, ns2.rackspace.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rack-space.tw (unsigned zone)
⏱️ Timing
Total: 961ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 173.203.44.122, 207.97.209.146 |
| NS | 2 | ns.rackspace.com, ns2.rackspace.com |
| MX | 3 | mx1.sat.rackspace.com (pri: 10), mx1.dfw1.rackspace.com (pri: 100)... |
| SOA | 1 | ns.rackspace.com hostmaster.rackspace.co |
Analysis
IP Addresses
rack-space.tw directs to two IP numbers, 173.203.44.122 and 207.97.209.146
Among the host names that share IP numbers with rack-space.tw are backupcloud.com, redhathost.net, rack-space.net.cn and two others.
Name Servers
rack-space.tw is served by two delegated name servers, ns2.rackspace.com and ns.rackspace.com.
rack-space.tw has the same name server delegation as a number of other domains, such as hometeampestdefenes.com, portstewartfamilypractice.co.uk, 163.239.104.in-addr.arpa and two more.
rack-space.tw has at least partial name server overlap with other domains, such as flowercupboardwilliamsburg.com, comsgrp.co.uk, asiste.me and two others.
It is common to see these name servers used together with name servers dns1.stabletransit.com and dns2.stabletransit.com.
ns2.rackspace.com directs to 65.61.188.4 and ns.rackspace.com directs to 69.20.95.4; each host name points to exactly one IP number.
Mail Servers
rack-space.tw has three mail servers: mx1.dfw1.rackspace.com, mx1.sat.rackspace.com and mx2.sat.rackspace.com.
rack-space.tw shares at least some of its mail servers with other domains — for example holidayhosting.net, rackvalue.com, rackspacemanagedservers.net and two more.
Three hostnames, one IP address apiece: mx1.dfw1.rackspace.com resolves to 72.3.128.180, mx1.sat.rackspace.com resolves to 64.39.1.223 and mx2.sat.rackspace.com resolves to 64.39.1.224.