corefocus.com - dns.ninja
corefocus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.112.194.122🇺🇸 Charter_Communications68.112.192.0/20 | ||||||
| PTR | fw-00.trutechnology.net | ||||||
| NS | ns-00.corefocus.com ⭐ | ||||||
| A | 68.112.194.122🇺🇸 Charter_Communications68.112.192.0/20 | ||||||
| PTR | fw-00.trutechnology.net | ||||||
| NS | ns-01.corefocus.com | ||||||
| A | 72.236.206.3🇺🇸 AS335672.236.0.0/15 | ||||||
| MX | mailqueue.corefocus.com ⭐ | ||||||
| A | 68.112.194.126🇺🇸 Charter_Communications68.112.192.0/20 | ||||||
| PTR | svc-00.trutechnology.net | ||||||
| MX | spam-00.corefocus.com(10) | ||||||
| A | 68.112.194.124🇺🇸 Charter_Communications68.112.192.0/20 | ||||||
| PTR | exchange.corefocus.com | ||||||
| TXT | google-site-verification=--5tOwnJrdp-fkVKKoLBXkMbUuY4S0ugtQJ3KS_Y0rw | ||||||
| TXT | v=spf1 mx a:svc-00.corefocus.com a:spam-00.corefocus.com ip4:68.112.194.123 i... | ||||||
| SOA | ns-00.corefocus.comroot@corefocus.com 2024-02-06 #4 | ||||||
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=1785116442 | ||||||
Subdomains
sun-212.corefocus.com |
sun-191.corefocus.com |
sun-220.corefocus.com |
sun-136.corefocus.com |
dmz-164.corefocus.com |
sun-141.corefocus.com |
dmz-163.corefocus.com |
sun-201.corefocus.com |
sun-178.corefocus.com |
sun-128.corefocus.com |
dmz-208.corefocus.com |
sun-218.corefocus.com |
vhost-01.corefocus.com |
sun-222.corefocus.com |
dmz-168.corefocus.com |
dmz-138.corefocus.com |
iis-00.corefocus.com |
sun-171.corefocus.com |
sun-241.corefocus.com |
sun-221.corefocus.com |
sun-172.corefocus.com |
sun-189.corefocus.com |
sun-246.corefocus.com |
sun-183.corefocus.com |
dmz-152.corefocus.com |
sun-237.corefocus.com |
sun-155.corefocus.com |
sun-234.corefocus.com |
sun-151.corefocus.com |
sun-244.corefocus.com |
dmz-179.corefocus.com |
sun-153.corefocus.com |
dmz-244.corefocus.com |
dmz-251.corefocus.com |
sun-252.corefocus.com |
spamserver.corefocus.com |
sun-135.corefocus.com |
sun-205.corefocus.com |
sun-145.corefocus.com |
sun-148.corefocus.com |
sun-223.corefocus.com |
ns-00.corefocus.com |
sun-240.corefocus.com |
dmz-191.corefocus.com |
sun-193.corefocus.com |
ns-01.corefocus.com |
sun-134.corefocus.com |
sun-226.corefocus.com |
sun-192.corefocus.com |
dmz-192.corefocus.com |
sun-174.corefocus.com |
sun-169.corefocus.com |
sun-214.corefocus.com |
sun-206.corefocus.com |
dmz-194.corefocus.com |
sun-208.corefocus.com |
dmz-206.corefocus.com |
dmz-182.corefocus.com |
dmz-158.corefocus.com |
spam-01.corefocus.com |
sun-216.corefocus.com |
exchange.corefocus.com |
vhost-00-12.corefocus.com |
sun-190.corefocus.com |
sun-227.corefocus.com |
dmz-145.corefocus.com |
dmz-242.corefocus.com |
sun-188.corefocus.com |
sun-198.corefocus.com |
sun-144.corefocus.com |
dmz-169.corefocus.com |
sun-202.corefocus.com |
sun-143.corefocus.com |
sun-233.corefocus.com |
sun-184.corefocus.com |
sun-186.corefocus.com |
sun-229.corefocus.com |
sun-156.corefocus.com |
sun-210.corefocus.com |
sun-197.corefocus.com |
sun-164.corefocus.com |
dmz-239.corefocus.com |
sun-242.corefocus.com |
dmz-215.corefocus.com |
sun-179.corefocus.com |
sun-138.corefocus.com |
sun-243.corefocus.com |
fw-00-ext.corefocus.com |
sun-255.corefocus.com |
sun-251.corefocus.com |
sun-165.corefocus.com |
dmz-151.corefocus.com |
sun-225.corefocus.com |
dmz-162.corefocus.com |
dmz-236.corefocus.com |
dmz-174.corefocus.com |
dmz-139.corefocus.com |
netmon.corefocus.com |
sun-159.corefocus.com |
sun-173.corefocus.com |
dmz-155.corefocus.com |
sun-235.corefocus.com |
sun-215.corefocus.com |
nas-00.corefocus.com |
dmz-233.corefocus.com |
sun-195.corefocus.com |
dmz-200.corefocus.com |
spam-00.corefocus.com |
dmz-246.corefocus.com |
sun-219.corefocus.com |
sun-180.corefocus.com |
sun-187.corefocus.com |
sun-194.corefocus.com |
sun-152.corefocus.com |
dmz-196.corefocus.com |
mailqueue.corefocus.com |
Same first word
corefocus.in |
corefocus.co.uk |
corefocus.ca |
corefocus.co |
corefocus.info |
corefocus.net |
corefocus.jp |
corefocus.co.in |
corefocus.com |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns-00.corefocus.com2008-10-01 → 2026-07-27 · 2 obs
● 2026-07-27 01:48:40
●NSns-01.corefocus.com2008-10-01 → 2026-07-27 · 2 obs
● 2026-07-27 01:48:40
●MXmailqueue.corefocus.com2015-06-12 → 2026-07-27 · 9 obs
● 2015-06-12 09:48:14
● 2026-03-15 19:32:10
○ 2026-03-16 23:26:32
● 2026-03-24 07:14:04
● 2026-06-11 16:38:00
○ 2026-06-14 20:59:46
● 2026-06-16 04:51:18
● 2026-07-27 01:48:40
●MXspam-00.corefocus.com2008-10-01 → 2026-07-27 · 8 obs
● 2026-03-15 19:32:10
○ 2026-03-16 23:26:32
● 2026-03-24 07:14:04
● 2026-06-11 16:38:00
○ 2026-06-14 20:59:46
● 2026-06-16 04:51:18
● 2026-07-27 01:48:40
○A66.45.11.1492008-10-01 → 2008-10-01 · 3 obs
○ 2015-06-12 09:48:14
○ 2026-07-27 01:48:40
●A68.112.194.1222015-06-12 → 2026-07-27 · 9 obs
● 2015-06-12 09:48:14
● 2026-03-15 19:32:10
○ 2026-03-16 23:26:32
● 2026-03-24 07:14:04
● 2026-06-11 16:38:00
○ 2026-06-14 20:59:46
● 2026-06-16 04:51:18
● 2026-07-27 01:48:40
🔍 DNS Trace
Analysis
Hierarchy
corefocus.com acts as a parent domain for sun-212.corefocus.com, sun-191.corefocus.com, sun-220.corefocus.com, sun-136.corefocus.com, dmz-164.corefocus.com and hundreds of other host names beneath it.
IP Addresses
corefocus.com has exactly one IP address — 68.112.194.122.
trutechnology.net, ns0.trutechnology.net, fw-00.trutechnology.net plus two other host names have IP numbers in common with corefocus.com.
Name Servers
corefocus.com has two authoritative name servers — ns-00.corefocus.com and ns-01.corefocus.com.
The name servers for corefocus.com overlap at least in part with those of other domains, including ceva.net and silvernightingale.com.
These name servers commonly co-occur with the name servers ns-00.ceva.net, ns-01.ceva.net, ns1.trutechnology.net and ns-02.corefocus.com.
Both ns-00.corefocus.com and ns-01.corefocus.com have a single IP address each — ns-00.corefocus.com resolves to 68.112.194.122 while ns-01.corefocus.com resolves to 72.236.206.3.
Mail Servers
corefocus.com uses two mail servers, mailqueue.corefocus.com and spam-00.corefocus.com.
Both mailqueue.corefocus.com and spam-00.corefocus.com have a single IP address each — mailqueue.corefocus.com resolves to 68.112.194.126 while spam-00.corefocus.com resolves to 68.112.194.124.