colback.com - dns.ninja

`colback.com`

DNSSEC	⚠️ Not signed
A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
		PTR	`dedivps-131869.dedicloud.co.uk`
NS	`ns1.simplicity.je` ⭐ ⚠️ Not in parent delegation
		A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
			PTR	`dedivps-131869.dedicloud.co.uk`
NS	`ns1-dedivps-131869.dedicloud.co.uk` ⚠️ Not in zone NS records
		A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
			PTR	`dedivps-131869.dedicloud.co.uk`
NS	`ns2-dedivps-131869.dedicloud.co.uk` ⚠️ Not in zone NS records
		A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
			PTR	`dedivps-131869.dedicloud.co.uk`
NS	`ns2.simplicity.je` ⚠️ Not in parent delegation
		A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
			PTR	`dedivps-131869.dedicloud.co.uk`
NS	`ns3.colback.com` ⚠️ Not in parent delegation
		A	149.255.63.116^{🇬🇧 AWARESOFT149.255.60.0/22}
			PTR	`dedivps-131869.dedicloud.co.uk`
MX	`colback-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
TXT	`knowbe4-site-verification=9971e2b1a0ccc3e2805ebcaf6b8b6958`
TXT	`MS=ms33152391`
TXT	`google-site-verification=BwrQSqSE0kwPesen5DamM7rWjDz0fNQ4fLUfogYcUb8`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.simplicity.je`peter\@colback.simplicity.je 2026-05-17 #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=1782897781

Same first word

colback.co.uk

colback.com

colback.info

colback.de

Similar names

blockca.com

acblock.com

blackco.ie

abclock.net

kccolab.com

abclock.com

abclock.biz

cablock.com

cablock.de

abclock.ca

baclock.com

DNS History

14 records (7 active, 7 former)

●NSns1-dedivps-131869.dedicloud.co.uk2026-02-21 → 2026-07-01 · 3 obs

○ 2015-06-09 18:42:48
● 2026-02-21 14:08:40
● 2026-07-01 09:43:56

○NSns1.easypost.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 01:25:30
○ 2015-06-09 18:42:48
○ 2026-07-01 09:43:56

●NSns1.simplicity.je2015-06-09 → 2026-07-01 · 3 obs

○ 2007-11-04 01:25:30
● 2015-06-09 18:42:48
● 2026-07-01 09:43:56

●NSns2-dedivps-131869.dedicloud.co.uk2026-02-21 → 2026-07-01 · 3 obs

○ 2015-06-09 18:42:48
● 2026-02-21 14:08:40
● 2026-07-01 09:43:56

●NSns2.simplicity.je2015-06-09 → 2026-07-01 · 3 obs

○ 2007-11-04 01:25:30
● 2015-06-09 18:42:48
● 2026-07-01 09:43:56

●NSns3.colback.com2015-06-09 → 2026-07-01 · 3 obs

○ 2007-11-04 01:25:30
● 2015-06-09 18:42:48
● 2026-07-01 09:43:56

○NSns3.easypost.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 01:25:30
○ 2015-06-09 18:42:48
○ 2026-07-01 09:43:56

●MXcolback-com.mail.protection.outlook.com2015-06-09 → 2026-07-01 · 3 obs

○ 2007-11-04 01:25:30
● 2015-06-09 18:42:48
● 2026-07-01 09:43:56

○MXsmtp1a.netintelligence.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 01:25:30
○ 2015-06-09 18:42:48
○ 2026-07-01 09:43:56

○MXsmtp2a.netintelligence.com2007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 01:25:30
○ 2015-06-09 18:42:48
○ 2026-07-01 09:43:56

○A149.255.63.1152019-01-06 → 2019-01-06 · 4 obs

○ 2016-12-30 03:01:18
● 2019-01-06 03:29:50
○ 2026-02-21 14:08:40
○ 2026-07-01 09:43:56

●A149.255.63.1162026-02-21 → 2026-07-01 · 3 obs

○ 2019-01-06 03:29:50
● 2026-02-21 14:08:40
● 2026-07-01 09:43:56

○A149.255.63.1802015-06-09 → 2016-12-30 · 5 obs

○ 2007-11-04 01:25:30
● 2015-06-09 18:42:48
● 2016-12-30 03:01:18
○ 2019-01-06 03:29:50
○ 2026-07-01 09:43:56

○A84.22.184.202007-11-04 → 2007-11-04 · 3 obs

● 2007-11-04 01:25:30
○ 2015-06-09 18:42:48
○ 2026-07-01 09:43:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
colback.com	ns1-dedivps-131869.dedicloud.co.uk, ns2-dedivps-131869.dedicloud.co.uk	-

✅ Authoritative Response

Server:149.255.63.116

NS records: ns1-dedivps-131869.dedicloud.co.uk, ns2-dedivps-131869.dedicloud.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colback.com (unsigned zone)

⏱️ Timing

Total: 579ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.255.63.116`
NS	3	`ns1.simplicity.je, ns3.colback.com...`
MX	1	`colback-com.mail.protection.outlook.com`
TXT	4	`knowbe4-site-verification=9971e2b1a0ccc3, MS=ms33152391...`
SOA	1	`ns1.simplicity.je peter\.colback.simplic`

Analysis

IP Addresses

colback.com resolves to just one IP address, 149.255.63.116.

Two other host names, along with ns1.amnesty.org.je, ns2.amnesty.org.je and jerseyevangelicaltrust.org.je, also share IP numbers with colback.com.

Name Servers

colback.com delegates to five name servers: ns3.colback.com, ns1.simplicity.je, ns2.simplicity.je and two others.

colback.com shares at least some of its name servers with other domains, including roberthallfoundation.org, amnesty.org.je, pizzeriafamosa.com and two others.

These name servers are frequently seen alongside ns1-dedivps-131869.dedicloud.co.uk, ns2-dedivps-131869.dedicloud.co.uk, ns1.roberthallfoundation.org and 5 other name servers.

Host names that point to one IP address:

ns3.colback.com points to 149.255.63.116.

ns1.simplicity.je points to 149.255.63.116.

ns2.simplicity.je points to 149.255.63.116.

ns1-dedivps-131869.dedicloud.co.uk points to 149.255.63.116.

ns2-dedivps-131869.dedicloud.co.uk points to 149.255.63.116.

The host names ns3.colback.com, ns1.simplicity.je, ns2.simplicity.je and two others point to 149.255.63.116.

Mail Servers

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

With 8 IP addresses total, colback-com.mail.protection.outlook.com resolves to 52.101.68.15, 52.101.68.18, 52.101.73.1 and 5 others.