computertraininggroup.com - dns.ninja

`computertraininggroup.com`

DNSSEC	⚠️ Not signed
A	216.57.231.7^{🇺🇸 AS7258216.57.224.0/20 MTC3}
		PTR	`webhost07.webhero.com`
NS	`ns1.webhero.com` ⭐
		A	216.57.226.6^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`ns1.webhero.com`
NS	`ns2.webhero.com`
		A	216.57.227.6^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`ns2.webhero.com`
NS	`ns3.webhero.com`
		A	216.57.228.6^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`ns3.webhero.com`
MX	`spamfilter2.webhero.com` ⭐
		A	216.57.225.200^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`spamshark01.webhero.com`
		A	216.57.225.201^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`spamshark02.webhero.com`
MX	`spamfilter.webhero.com`⁽²⁰⁾
		A	216.57.225.200^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`spamshark01.webhero.com`
		A	216.57.225.201^{🇺🇸 AS7258216.57.224.0/20 MTC3}
			PTR	`spamshark02.webhero.com`
TXT	`v=spf1 redirect=_spfwh.webhero.com`
SOA	`ns1.webhero.com`root@computertraininggroup.com serial=1463067861

`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.net`nstld@verisign-grs.com serial=1783234236

Subdomains

www.computertraininggroup.com

Same first word

computertraininggroup.com

DNS History

12 records (6 active, 6 former)

○NSns1.catalog.com2015-06-22 → 2017-04-02 · 4 obs

● 2015-06-22 11:33:10
● 2017-04-02 21:27:10
○ 2026-05-08 15:31:18
○ 2026-07-05 07:16:22

●NSns1.webhero.com2026-05-08 → 2026-07-05 · 3 obs

○ 2017-04-02 21:27:10
● 2026-05-08 15:31:18
● 2026-07-05 07:16:22

○NSns2.catalog.com2015-06-22 → 2017-04-02 · 4 obs

● 2015-06-22 11:33:10
● 2017-04-02 21:27:10
○ 2026-05-08 15:31:18
○ 2026-07-05 07:16:22

●NSns2.webhero.com2026-05-08 → 2026-07-05 · 3 obs

○ 2017-04-02 21:27:10
● 2026-05-08 15:31:18
● 2026-07-05 07:16:22

○NSns3.catalog.com2015-06-22 → 2017-04-02 · 4 obs

● 2015-06-22 11:33:10
● 2017-04-02 21:27:10
○ 2026-05-08 15:31:18
○ 2026-07-05 07:16:22

●NSns3.webhero.com2026-05-08 → 2026-07-05 · 3 obs

○ 2017-04-02 21:27:10
● 2026-05-08 15:31:18
● 2026-07-05 07:16:22

○MXspamfilter.catalog.com2015-06-22 → 2016-02-24 · 4 obs

● 2015-06-22 11:33:10
● 2016-02-24 05:30:32
○ 2016-06-29 11:18:20
○ 2026-07-05 07:16:22

●MXspamfilter.webhero.com2016-06-29 → 2026-07-05 · 3 obs

○ 2016-02-24 05:30:32
● 2016-06-29 11:18:20
● 2026-07-05 07:16:22

○MXspamfilter2.catalog.com2015-06-22 → 2016-02-24 · 4 obs

● 2015-06-22 11:33:10
● 2016-02-24 05:30:32
○ 2016-06-29 11:18:20
○ 2026-07-05 07:16:22

●MXspamfilter2.webhero.com2016-06-29 → 2026-07-05 · 3 obs

○ 2016-02-24 05:30:32
● 2016-06-29 11:18:20
● 2026-07-05 07:16:22

○A209.217.33.1542015-06-22 → 2017-04-02 · 4 obs

● 2015-06-22 11:33:10
● 2017-04-02 21:27:10
○ 2026-05-08 15:31:18
○ 2026-07-05 07:16:22

●A216.57.231.72026-05-08 → 2026-07-05 · 3 obs

○ 2017-04-02 21:27:10
● 2026-05-08 15:31:18
● 2026-07-05 07:16:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
computertraininggroup.com	ns1.webhero.com, ns2.webhero.com, ns3.webhero.com	3 records

✅ Authoritative Response

Server:216.57.228.6

NS records: ns1.webhero.com, ns2.webhero.com, ns3.webhero.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computertraininggroup.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.57.231.7`
NS	3	`ns3.webhero.com, ns1.webhero.com...`
MX	2	`spamfilter.webhero.com (pri: 10), spamfilter2.webhero.com (pri: 20)`
TXT	1	`v=spf1 redirect=_spfwh.webhero.com`
SOA	1	`ns1.webhero.com root.computertraininggro`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.webhero.com, ns2.webhero.com, ns3.webhero.com)

Analysis

Hierarchy

The domain www.computertraininggroup.com falls under the parent computertraininggroup.com.

IP Addresses

computertraininggroup.com resolves to just one IP address, 216.57.231.7.

Two other host names, along with emixprop.com, morriswilliamrealty.com and moskatel.com, also share IP numbers with computertraininggroup.com.

Name Servers

computertraininggroup.com carries NS records delegating to ns1.webhero.com, ns2.webhero.com and ns3.webhero.com.

At least some of computertraininggroup.com's name servers are shared with other domains, for example talentreesp.com, giafarrell.com, keithscomics.com and two more.

These name servers are often deployed together with the name servers dallasi5.dallas.net, dns.dallas.net, dns.okc.oklahoma.net and dns.tulsa.oklahoma.net.

ns1.webhero.com points to 216.57.226.6; ns2.webhero.com points to 216.57.227.6; ns3.webhero.com points to 216.57.228.6 — each hostname maps to exactly one IP address.

Mail Servers

computertraininggroup.com is served by two mail servers, spamfilter2.webhero.com and spamfilter.webhero.com.

Among the domains sharing a mail server setup with computertraininggroup.com are poeltler.com, interactad.com, jimsbigthings.com and two others.

There is at least a partial MX overlap between computertraininggroup.com and other domains, including oklahoma.net, jmrk.net, ethos.net and two others.

spamfilter2.webhero.com and spamfilter.webhero.com each point to two IP numbers — 216.57.225.200 and 216.57.225.201 — making both hosts identical in their DNS resolution.

spamfilter2.webhero.com along with spamfilter.webhero.com each resolve to 216.57.225.200 IP addresses.

spamfilter2.webhero.com along with spamfilter.webhero.com each resolve to 216.57.225.201 IP addresses.