colo-killer.com - robtex.com
colo-killer.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=1517849024 | ||||||
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=1774476942 | ||||||
Same first word
colo-killer.com |
DNS History
7 records (7 active, 0 former)
●NSns.rackspace.com2015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●NSns2.rackspace.com2015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●MXmx1.dfw1.rackspace.com2015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●MXmx1.sat.rackspace.com2015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●MXmx2.sat.rackspace.com2015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●A173.203.44.1222015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
●A207.97.209.1462015-07-09 → 2026-03-25 · 2 obs
● 2026-03-25 22:30:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| colo-killer.com | ns2.rackspace.com, ns.rackspace.com | 2 records |
✅ Authoritative Response
Server:65.61.188.4
NS records: ns2.rackspace.com, ns.rackspace.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for colo-killer.com (unsigned zone)
⏱️ Timing
Total: 318ms | 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 | mx1.dfw1.rackspace.com (pri: 100), 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
colo-killer.com points to two IPs: 173.203.44.122 and 207.97.209.146.
Other host names, for instance apphost.org, customrack.com, application-servers.org, rackspace-ltd.com and rack-space.sg share IP numbers with colo-killer.com.
Name Servers
Two name servers ns2.rackspace.com and ns.rackspace.com are delegated to colo-killer.com.
colo-killer.com uses the same name server configuration as other domains, such as bkositspartytime.co.uk, dsuhornets.com, visitfloridabeachwalk.com, 175.239.104.in-addr.arpa and 207.78.166.in-addr.arpa.
colo-killer.com at least partially shares name servers with other domains such as leasewise.co.il, balgo.com, jcrewgirl.com, envirosolutions.com and latinflores.com.ve.
These name servers are commonly used with dns1.stabletransit.com and dns2.stabletransit.com.
Host names with a single IP address:
ns2.rackspace.com points to 65.61.188.4
ns.rackspace.com points to 69.20.95.4
Mail Servers
colo-killer.com is handled by three mail servers: mx1.dfw1.rackspace.com, mx1.sat.rackspace.com and mx2.sat.rackspace.com.
colo-killer.com shares mail servers with other domains at least in part, for instance gnuserver.com, app-host.org, app-space.net, apphost.org and customrack.com.
Host names with a single IP:
mx1.dfw1.rackspace.com points to 72.3.128.180
mx1.sat.rackspace.com points to 64.39.1.223
mx2.sat.rackspace.com points to 64.39.1.224