sentrysecurity.com - dns.ninja

`sentrysecurity.com`

DNSSEC	⚠️ Not signed
A	198.12.238.138^{🇺🇸 AS398101198.12.232.0/21}
		PTR	`138.238.12.198.host.secureserver.net`
NS	`ns73.domaincontrol.com` ⭐
		A	2603:5:21a4::2f^{🇺🇸 GODADDY-DNS2603:5:21a0::/44}
			PTR	`ns73.domaincontrol.com`
		A	97.74.106.47^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns73.domaincontrol.com`
NS	`ns74.domaincontrol.com`
		A	2603:5:22a4::2f^{🇺🇸 GODADDY-DNS2603:5:22a0::/44}
			PTR	`ns74.domaincontrol.com`
		A	173.201.74.47^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns74.domaincontrol.com`
MX	`sentrysecurity-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:f802::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01403.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr03cu00403.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr02cu00300.inbound.protection.outlook.com`
		A	40.93.192.1^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm5pr02cu00201.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.10.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr02cu00301.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`1k8j83gg3cjq4mimr5mmc48eq2`
TXT	`5g4b87cimn3dlk86m0to7pceg7`
TXT	`v=spf1 ip4:50.239.2.226 include:spf.protection.outlook.com include:spf.exclai...`
SOA	`ns73.domaincontrol.com`dns@jomax.net 2026-06-03 #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=1785343012

Subdomains

www.sentrysecurity.com

Same first word

sentrysecurity.biz

sentrysecurity.co

sentrysecurity.net

sentrysecurity.com

sentrysecurity.info

sentrysecurity.us

Similar names

securitysentry.com

DNS History

16 records (4 active, 12 former)

○NSdns1.stabletransit.com2015-12-30 → 2015-12-30 · 4 obs

○ 2015-09-09 04:49:50
● 2015-12-30 21:05:08
○ 2016-04-06 19:18:44
○ 2026-07-29 16:50:02

○NSdns2.stabletransit.com2015-12-30 → 2015-12-30 · 4 obs

○ 2015-09-09 04:49:50
● 2015-12-30 21:05:08
○ 2016-04-06 19:18:44
○ 2026-07-29 16:50:02

○NSns1.ntxhost.net2015-07-05 → 2015-09-09 · 4 obs

● 2015-07-05 05:55:02
● 2015-09-09 04:49:50
○ 2015-12-30 21:05:08
○ 2026-07-29 16:50:02

○NSns2.ntxhost.net2015-07-05 → 2015-09-09 · 4 obs

● 2015-07-05 05:55:02
● 2015-09-09 04:49:50
○ 2015-12-30 21:05:08
○ 2026-07-29 16:50:02

●NSns73.domaincontrol.com2016-04-06 → 2026-07-29 · 3 obs

○ 2015-12-30 21:05:08
● 2016-04-06 19:18:44
● 2026-07-29 16:50:02

●NSns74.domaincontrol.com2016-04-06 → 2026-07-29 · 3 obs

○ 2015-12-30 21:05:08
● 2016-04-06 19:18:44
● 2026-07-29 16:50:02

●MXsentrysecurity-com.mail.protection.outlook.com2016-09-12 → 2026-07-29 · 3 obs

○ 2016-04-06 19:18:44
● 2016-09-12 04:03:58
● 2026-07-29 16:50:02

○MXsentrysecurity.com.1.0001.arsmtp.com2015-07-05 → 2016-04-06 · 4 obs

● 2015-07-05 05:55:02
● 2016-04-06 19:18:44
○ 2016-09-12 04:03:58
○ 2026-07-29 16:50:02

○MXsentrysecurity.com.2.0001.arsmtp.com2015-07-05 → 2016-04-06 · 4 obs

● 2015-07-05 05:55:02
● 2016-04-06 19:18:44
○ 2016-09-12 04:03:58
○ 2026-07-29 16:50:02

○A173.254.76.992015-07-05 → 2015-09-09 · 4 obs

● 2015-07-05 05:55:02
● 2015-09-09 04:49:50
○ 2015-12-30 21:05:08
○ 2026-07-29 16:50:02

○A184.106.55.1082015-12-30 → 2015-12-30 · 4 obs

○ 2015-09-09 04:49:50
● 2015-12-30 21:05:08
○ 2016-04-06 19:18:44
○ 2026-07-29 16:50:02

○A192.124.249.1582026-04-07 → 2026-04-07 · 4 obs

○ 2017-04-20 03:08:42
● 2026-04-07 13:11:22
○ 2026-06-05 15:19:58
○ 2026-07-29 16:50:02

●A198.12.238.1382026-06-05 → 2026-07-29 · 3 obs

○ 2026-04-07 13:11:22
● 2026-06-05 15:19:58
● 2026-07-29 16:50:02

○A216.15.166.1732017-04-20 → 2017-04-20 · 4 obs

○ 2016-09-12 04:03:58
● 2017-04-20 03:08:42
○ 2026-04-07 13:11:22
○ 2026-07-29 16:50:02

○A23.229.242.722016-04-06 → 2016-04-06 · 4 obs

○ 2015-12-30 21:05:08
● 2016-04-06 19:18:44
○ 2016-09-12 04:03:58
○ 2026-07-29 16:50:02

○A69.175.16.1302016-09-12 → 2016-09-12 · 4 obs

○ 2016-04-06 19:18:44
● 2016-09-12 04:03:58
○ 2017-04-20 03:08:42
○ 2026-07-29 16:50:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
sentrysecurity.com	ns73.domaincontrol.com, ns74.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.74.47

NS records: ns73.domaincontrol.com, ns74.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sentrysecurity.com (unsigned zone)

⏱️ Timing

Total: 132ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.12.238.138`
NS	2	`ns73.domaincontrol.com, ns74.domaincontrol.com`
MX	1	`sentrysecurity-com.mail.protection.outlo`
TXT	3	`1k8j83gg3cjq4mimr5mmc48eq2, 5g4b87cimn3dlk86m0to7pceg7...`
SOA	1	`ns73.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns73.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com...)

Analysis

Hierarchy

sentrysecurity.com is the parent zone for www.sentrysecurity.com.

IP Addresses

sentrysecurity.com has exactly one IP address — 198.12.238.138.

138.238.12.198.host.secureserver.net, falmontecleaningmultiservis.net, mtwentythree.com plus two other host names have IP numbers in common with sentrysecurity.com.

Name Servers

sentrysecurity.com is served by two delegated name servers, ns73.domaincontrol.com and ns74.domaincontrol.com.

The name server configuration of sentrysecurity.com is shared with other domains, for instance realonlinehomebusiness.com, sombymos.com, loxleybowfishing.com and two others.

Each of the two host names carries two IP addresses: ns73.domaincontrol.com points to 97.74.106.47 and 2603:5:21a4::2f, and ns74.domaincontrol.com points to 173.201.74.47 and 2603:5:22a4::2f.

Mail Servers

sentrysecurity.com uses one mail server — sentrysecurity-com.mail.protection.outlook.com.

sentrysecurity-com.mail.protection.outlook.com has 8 IP addresses: 40.93.192.1, 40.93.192.4, 52.101.10.1 plus 5 more.