colthink.com - dns.ninja

`colthink.com`

DNSSEC	⚠️ Not signed
A	3.33.130.190^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`a2aa9ff50de748dbe.awsglobalaccelerator.com`
A	15.197.148.33^{🇺🇸 Amazon15.197.144.0/20}
NS	`ns19.domaincontrol.com` ⭐
		A	2603:5:21d0::a^{🇺🇸 GODADDY-DNS2603:5:21d0::/44}
			PTR	`ns19.domaincontrol.com`
		A	97.74.109.10^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns19.domaincontrol.com`
NS	`ns20.domaincontrol.com`
		A	2603:5:22d0::a^{🇺🇸 GODADDY-DNS2603:5:22d0::/44}
			PTR	`ns20.domaincontrol.com`
		A	173.201.77.10^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns20.domaincontrol.com`
MX	`colthink-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01703.inbound.protection.outlook.com`
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr21cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00200.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr03cu00202.inbound.protection.outlook.com`
		A	52.101.194.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00605.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`
TXT	`NETORGFT10312976.onmicrosoft.com`
TXT	`v=spf1 include:secureserver.net -all`
SOA	`ns19.domaincontrol.com`dns@jomax.net 2023-09-19 #0

`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=1782735900

Same first word

colthink.com

Similar names

tinhoclk.com

thinlock.com

kchilton.com

thinkcol.ai

inkcloth.com

DNS History

17 records (5 active, 12 former)

○NSns-fr.1and1-dns.biz2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:26:26
○ 2018-01-06 10:55:34
○ 2026-06-29 12:34:10

○NSns-fr.1and1-dns.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:26:26
○ 2018-01-06 10:55:34
○ 2026-06-29 12:34:10

○NSns-fr.1and1-dns.fr2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:26:26
○ 2018-01-06 10:55:34
○ 2026-06-29 12:34:10

○NSns-fr.1and1-dns.org2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:26:26
○ 2018-01-06 10:55:34
○ 2026-06-29 12:34:10

○NSns1055.ui-dns.biz2018-01-06 → 2018-01-06 · 4 obs

○ 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

○NSns1055.ui-dns.com2018-01-06 → 2018-01-06 · 4 obs

○ 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

○NSns1055.ui-dns.de2018-01-06 → 2018-01-06 · 4 obs

○ 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

○NSns1055.ui-dns.org2018-01-06 → 2018-01-06 · 4 obs

○ 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

●NSns19.domaincontrol.com2026-03-26 → 2026-06-29 · 3 obs

○ 2018-01-06 10:55:34
● 2026-03-26 20:33:20
● 2026-06-29 12:34:10

●NSns20.domaincontrol.com2026-03-26 → 2026-06-29 · 3 obs

○ 2018-01-06 10:55:34
● 2026-03-26 20:33:20
● 2026-06-29 12:34:10

●MXcolthink-com.mail.protection.outlook.com2026-03-26 → 2026-06-29 · 3 obs

○ 2018-01-06 10:55:34
● 2026-03-26 20:33:20
● 2026-06-29 12:34:10

○MXmx00.1and1.fr2016-12-18 → 2018-01-06 · 4 obs

● 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

○MXmx01.1and1.fr2016-12-18 → 2018-01-06 · 4 obs

● 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

●A15.197.148.332026-03-26 → 2026-06-29 · 3 obs

○ 2018-01-06 10:55:34
● 2026-03-26 20:33:20
● 2026-06-29 12:34:10

○A2001:8d8:1000:40ae:434f:31d5:3d37:a01e2016-12-18 → 2018-01-06 · 4 obs

● 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

○A217.160.231.2152016-12-18 → 2018-01-06 · 4 obs

● 2016-12-18 22:26:26
● 2018-01-06 10:55:34
○ 2026-03-26 20:33:20
○ 2026-06-29 12:34:10

●A3.33.130.1902026-03-26 → 2026-06-29 · 3 obs

○ 2018-01-06 10:55:34
● 2026-03-26 20:33:20
● 2026-06-29 12:34:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
colthink.com	ns19.domaincontrol.com, ns20.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.109.10

NS records: ns19.domaincontrol.com, ns20.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colthink.com (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.33.130.190, 15.197.148.33`
NS	2	`ns19.domaincontrol.com, ns20.domaincontrol.com`
MX	1	`colthink-com.mail.protection.outlook.com`
TXT	2	`NETORGFT10312976.onmicrosoft.com, v=spf1 include:secureserver.net -all`
SOA	1	`ns19.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)

Analysis

IP Addresses

colthink.com has two IP addresses: 3.33.130.190 and 15.197.148.33

Two other host names, along with half-dozen.com, mgmotor.kr and farmlifs.com, also share IP numbers with colthink.com.

Name Servers

colthink.com has two authoritative name servers — ns19.domaincontrol.com and ns20.domaincontrol.com.

colthink.com shares its NS records with other domains, for example coolbear.net, hotmamadetox.com, motorgo.eu and two others.

The name servers for colthink.com overlap at least partially with those of other domains — for example builderpages.com.au.

Both ns19.domaincontrol.com and ns20.domaincontrol.com have two IP addresses each. ns19.domaincontrol.com resolves to 97.74.109.10 and 2603:5:21d0::a; ns20.domaincontrol.com resolves to 173.201.77.10 and 2603:5:22d0::a.

Mail Servers

The sole mail server for colthink.com is colthink-com.mail.protection.outlook.com.

With 8 IP addresses total, colthink-com.mail.protection.outlook.com resolves to 52.101.9.21, 52.101.10.2, 52.101.194.13 and 5 others.