koolriculum.com - dns.ninja

`koolriculum.com`

DNSSEC	⚠️ Not signed
A	137.117.66.167^{🇺🇸 Microsoft137.117.0.0/16}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:d98d:77d0:4351:e98f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8b8e:2173:9d62:5394^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:96f8:d2c8:7f34:9449^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	35.175.192.103^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
		A	54.163.9.173^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-163-9-173.compute-1.amazonaws.com`
MX	`mail1.namebrightmail.com` ⭐
		A	66.35.35.26^{🇺🇸 IMDC66.35.35.0/24 Iron Mountain Data Center}
			PTR	`mail1.namebrightmail.com`
MX	`mail2.namebrightmail.com` ⭐
		A	66.35.35.28^{🇺🇸 IMDC66.35.35.0/24 Iron Mountain Data Center}
			PTR	`mail2.namebrightmail.com`
TXT	`google-site-verification=YourUniqueGoogleVerificationCode`
TXT	`v=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com include:na...`
TXT	`gefk8ug6nlsdpb1dpto67kreio`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-11 #1

`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=1786431079

Subdomains

ftp.koolriculum.com

Same first word

koolriculum.com

DNS History

22 records (5 active, 17 former)

○NSns.rackdreams.com2016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

●NSns1.namebrightdns.com2026-02-18 → 2026-08-11 · 3 obs

○ 2017-10-19 06:55:34
● 2026-02-18 17:41:46
● 2026-08-11 06:53:38

○NSns1.rackdreams.com2016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

●NSns2.namebrightdns.com2026-02-18 → 2026-08-11 · 3 obs

○ 2017-10-19 06:55:34
● 2026-02-18 17:41:46
● 2026-08-11 06:53:38

○NSns2.rackdreams.com2016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

○NSns31.domaincontrol.com2017-10-19 → 2017-10-19 · 4 obs

○ 2016-04-30 18:11:12
● 2017-10-19 06:55:34
○ 2026-02-18 17:41:46
○ 2026-08-11 06:53:38

○NSns32.domaincontrol.com2017-10-19 → 2017-10-19 · 4 obs

○ 2016-04-30 18:11:12
● 2017-10-19 06:55:34
○ 2026-02-18 17:41:46
○ 2026-08-11 06:53:38

○NSns75.domaincontrol.com2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 12:12:22
○ 2015-11-16 22:58:10
○ 2026-08-11 06:53:38

○NSns76.domaincontrol.com2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 12:12:22
○ 2015-11-16 22:58:10
○ 2026-08-11 06:53:38

○NSns8503.hostgator.com2015-11-16 → 2016-02-08 · 5 obs

○ 2015-07-18 12:12:22
● 2015-11-16 22:58:10
● 2016-02-08 22:23:50
○ 2016-04-30 18:11:12
○ 2026-08-11 06:53:38

○NSns8504.hostgator.com2015-11-16 → 2016-02-08 · 5 obs

○ 2015-07-18 12:12:22
● 2015-11-16 22:58:10
● 2016-02-08 22:23:50
○ 2016-04-30 18:11:12
○ 2026-08-11 06:53:38

○NSpioneer.rdh.rackdreams.com2016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

○NSrddc100.rdh.rackdreams.com2016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

○MXmail.koolriculum.com2015-11-16 → 2016-02-08 · 5 obs

○ 2015-07-18 12:12:22
● 2015-11-16 22:58:10
● 2016-02-08 22:23:50
○ 2016-04-30 18:11:12
○ 2026-08-11 06:53:38

●MXmail1.namebrightmail.com2026-02-18 → 2026-08-11 · 3 obs

○ 2017-10-19 06:55:34
● 2026-02-18 17:41:46
● 2026-08-11 06:53:38

●MXmail2.namebrightmail.com2026-02-18 → 2026-08-11 · 3 obs

○ 2017-10-19 06:55:34
● 2026-02-18 17:41:46
● 2026-08-11 06:53:38

○MXmailstore1.secureserver.net2015-07-18 → 2017-10-19 · 6 obs

● 2015-07-18 12:12:22
○ 2015-11-16 22:58:10
○ 2016-04-30 18:11:12
● 2017-10-19 06:55:34
○ 2026-02-18 17:41:46
○ 2026-08-11 06:53:38

○MXsmtp.secureserver.net2015-07-18 → 2017-10-19 · 6 obs

● 2015-07-18 12:12:22
○ 2015-11-16 22:58:10
○ 2016-04-30 18:11:12
● 2017-10-19 06:55:34
○ 2026-02-18 17:41:46
○ 2026-08-11 06:53:38

○A108.179.234.912015-11-16 → 2016-02-08 · 5 obs

○ 2015-07-18 12:12:22
● 2015-11-16 22:58:10
● 2016-02-08 22:23:50
○ 2016-04-30 18:11:12
○ 2026-08-11 06:53:38

●A137.117.66.1672026-02-18 → 2026-08-11 · 3 obs

○ 2017-10-19 06:55:34
● 2026-02-18 17:41:46
● 2026-08-11 06:53:38

○A173.192.30.802016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-08 22:23:50
● 2016-04-30 18:11:12
○ 2017-10-19 06:55:34
○ 2026-08-11 06:53:38

○A191.236.59.672015-07-18 → 2017-10-19 · 6 obs

● 2015-07-18 12:12:22
○ 2015-11-16 22:58:10
○ 2016-04-30 18:11:12
● 2017-10-19 06:55:34
○ 2026-02-18 17:41:46
○ 2026-08-11 06:53:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...	-
koolriculum.com	ns1.namebrightdns.com, ns2.namebrightdns.com	8 records

✅ Authoritative Response

Server:100.58.124.42

NS records: ns1.namebrightdns.com, ns2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koolriculum.com (unsigned zone)

⏱️ Timing

Total: 266ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.117.66.167`
NS	2	`ns2.namebrightdns.com, ns1.namebrightdns.com`
MX	2	`mail1.namebrightmail.com (pri: 10), mail2.namebrightmail.com (pri: 10)`
TXT	3	`google-site-verification=YourUniqueGoogl, v=spf1 a:smtpout1.namebrightmail.com a:s...`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

Hierarchy

The domain ftp.koolriculum.com falls under the parent koolriculum.com.

IP Addresses

koolriculum.com points to a single IP number: 137.117.66.167.

Additional host names — sigmatracking.com, regencygroupamericas.com, litplan.org and two others — share IP numbers with koolriculum.com.

Name Servers

DNS delegation for koolriculum.com points to two name servers: ns1.namebrightdns.com and ns2.namebrightdns.com.

koolriculum.com shares its name server setup with other domains, including grupoalsa.com, www.actumusic.com, edimestre.com and two others.

At least some of koolriculum.com's name servers are shared with other domains, for example myanxiouslife.com, rovoro.com, testcdn.com and two more.

These name servers are often deployed together with the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names that resolve to five IP addresses:

ns2.namebrightdns.com points to 35.175.192.103, 54.163.9.173, 2600:1f18:683a:ae1a:d98d:77d0:4351:e98f and two other IP addresses.

Host names with three IP numbers:

ns1.namebrightdns.com has IP addresses 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

Mail Servers

koolriculum.com has two mail servers: mail1.namebrightmail.com and mail2.namebrightmail.com.

koolriculum.com shares the same mail server setup as other domains, including chuaonline.com, jamaicamls.com, tefini.com and two others.

koolriculum.com overlaps on mail servers with certain other domains, fixfx.com among them.

Each of mail1.namebrightmail.com and mail2.namebrightmail.com has one IP address: mail1.namebrightmail.com uses 66.35.35.26 and mail2.namebrightmail.com uses 66.35.35.28.