mastercooling.com - dns.ninja

`mastercooling.com`

DNSSEC	⚠️ Not signed
A	209.17.116.165^{🇺🇸 Jacksonville209.17.116.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
NS	`ns87.worldnic.com` ⭐
		A	162.159.26.131^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns88.worldnic.com`
		A	162.159.27.117^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`d159562a.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
MX	`d159562b.ess.barracudanetworks.com`⁽¹⁰⁾
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
TXT	`v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.c...`
SOA	`NS87.WORLDNIC.com`namehost@WORLDNIC.com serial=126061017

`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=1781930975

Subdomains

mail.mastercooling.com

Same first word

mastercooling.com

Similar names

DNS History

14 records (5 active, 9 former)

○NSns1.att-websites.com2015-06-21 → 2017-05-20 · 4 obs

○ 2007-10-31 00:25:14
● 2015-06-21 15:06:16
● 2017-05-20 19:00:30
○ 2026-06-20 05:12:04

○NSns2.att-websites.com2015-06-21 → 2017-05-20 · 4 obs

○ 2007-10-31 00:25:14
● 2015-06-21 15:06:16
● 2017-05-20 19:00:30
○ 2026-06-20 05:12:04

○NSns26a.sbc-webhosting.com2007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 00:25:14
○ 2015-06-21 15:06:16
○ 2026-06-20 05:12:04

○NSns26b.sbc-webhosting.com2007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 00:25:14
○ 2015-06-21 15:06:16
○ 2026-06-20 05:12:04

●NSns87.worldnic.com2026-06-20 → 2026-06-20 · 2 obs

○ 2017-05-20 19:00:30
● 2026-06-20 05:12:04

●NSns88.worldnic.com2026-06-20 → 2026-06-20 · 2 obs

○ 2017-05-20 19:00:30
● 2026-06-20 05:12:04

●MXd159562a.ess.barracudanetworks.com2026-06-20 → 2026-06-20 · 2 obs

○ 2017-05-20 19:00:30
● 2026-06-20 05:12:04

●MXd159562b.ess.barracudanetworks.com2026-06-20 → 2026-06-20 · 2 obs

○ 2017-05-20 19:00:30
● 2026-06-20 05:12:04

○MXexchg.mastercooling.com2007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 00:25:14
○ 2015-06-21 15:06:16
○ 2026-06-20 05:12:04

○MXmastercooling-com.mail.protection.outlook.com2015-06-21 → 2017-05-20 · 4 obs

○ 2007-10-31 00:25:14
● 2015-06-21 15:06:16
● 2017-05-20 19:00:30
○ 2026-06-20 05:12:04

○A149.115.16.102015-06-21 → 2017-05-20 · 4 obs

○ 2007-10-31 00:25:14
● 2015-06-21 15:06:16
● 2017-05-20 19:00:30
○ 2026-06-20 05:12:04

○A209.17.116.1602026-06-20 → 2026-06-20 · 1 obs

○ 2026-06-20 05:12:04

●A209.17.116.1652026-06-20 → 2026-06-20 · 2 obs

○ 2017-05-20 19:00:30
● 2026-06-20 05:12:04

○A216.173.253.1142007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 00:25:14
○ 2015-06-21 15:06:16
○ 2026-06-20 05:12:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mastercooling.com	ns87.worldnic.com, ns88.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.131

NS records: ns87.worldnic.com, ns88.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastercooling.com (unsigned zone)

⏱️ Timing

Total: 572ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.17.116.165`
NS	2	`ns88.worldnic.com, ns87.worldnic.com`
MX	2	`d159562a.ess.barracudanetworks.com (pri:, d159562b.ess.barracudanetworks.com (pri:`
TXT	1	`v=spf1 include:spf.ess.barracudanetworks`
SOA	1	`NS87.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns87.worldnic.com, ns88.worldnic.com)

Analysis

Hierarchy

mastercooling.com is a parent domain of mail.mastercooling.com.

IP Addresses

mastercooling.com points to a single IP number: 209.17.116.165.

Additional host names — chocolateshell.com, thedeerblindwindow.com, superkelectric.com and two others — share IP numbers with mastercooling.com.

Name Servers

mastercooling.com uses two name servers for its delegation: ns87.worldnic.com and ns88.worldnic.com.

mastercooling.com shares its name server setup with other domains, including manza.com, bigcanoehoa.org, dmbveteransmemorialpark.com and two others.

ns87.worldnic.com and ns88.worldnic.com each resolve to one IP number: ns87.worldnic.com points to 162.159.26.131 and ns88.worldnic.com points to 162.159.27.117.

Mail Servers

mastercooling.com has two mail servers: d159562a.ess.barracudanetworks.com and d159562b.ess.barracudanetworks.com.

Each of d159562a.ess.barracudanetworks.com and d159562b.ess.barracudanetworks.com has three IP addresses: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Both d159562a.ess.barracudanetworks.com and d159562b.ess.barracudanetworks.com resolve to 209.222.82.252 IP addresses each.

Both d159562a.ess.barracudanetworks.com and d159562b.ess.barracudanetworks.com resolve to 209.222.82.253 IP addresses each.

Both d159562a.ess.barracudanetworks.com and d159562b.ess.barracudanetworks.com resolve to 209.222.82.255 IP addresses each.