sentrysecurity.net - dns.ninja

`sentrysecurity.net`

DNSSEC	⚠️ Not signed
A	52.237.25.60^{🇨🇦 Microsoft52.224.0.0/11 MICROSOFT}
		PTR	`bc-web.bluecamroo.com`
NS	`dns110.a.register.com` ⭐ ⚠️ Not in parent delegation
		A	216.21.231.110^{🇺🇸 Jacksonville216.21.231.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns110.a.register.com`
NS	`dns1.srsplus.com` ⚠️ Not in zone NS records
		A	162.159.27.248^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns176.d.register.com` ⚠️ Not in parent delegation
		A	216.21.236.176^{🇺🇸 Jacksonville216.21.236.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns176.d.register.com`
NS	`dns2.srsplus.com` ⚠️ Not in zone NS records
		A	162.159.26.197^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns214.c.register.com` ⚠️ Not in parent delegation
		A	216.21.235.214^{🇺🇸 Jacksonville216.21.234.0/23 NF ATL SUBNETS}
			PTR	`dns214.c.register.com`
NS	`dns223.b.register.com` ⚠️ Not in parent delegation
		A	216.21.232.223^{🇺🇸 Jacksonville216.21.232.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns223.b.register.com`
MX	`sentrysecurity-net.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr02cu00300.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.11.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr03cu00102.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:52.237.25.60 include:spf.protection.outlook.com include:bluecamroo...`
SOA	`dns110.a.register.com`root@register.com 2025-12-22 #6

`net`

	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=1785626987

Previously MX for

sentrysecurity.net

Same first word

sentrysecurity.net

sentrysecurity.com

sentrysecurity.info

sentrysecurity.us

sentrysecurity.biz

sentrysecurity.co

Similar names

securitysentry.com

DNS History

17 records (8 active, 9 former)

○NScpanel6.greatweb.com2015-06-23 → 2017-02-20 · 4 obs

● 2015-06-23 12:30:44
● 2017-02-20 10:38:18
○ 2020-01-14 00:47:00
○ 2026-08-01 23:54:16

○NScpanel9.greatweb.com2020-01-14 → 2020-01-14 · 4 obs

○ 2017-02-20 10:38:18
● 2020-01-14 00:47:00
○ 2026-02-21 04:33:48
○ 2026-08-01 23:54:16

●NSdns1.srsplus.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

●NSdns110.a.register.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

●NSdns176.d.register.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

●NSdns2.srsplus.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

●NSdns214.c.register.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

●NSdns223.b.register.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

○NSkira.epconline.net2015-06-23 → 2017-02-20 · 4 obs

● 2015-06-23 12:30:44
● 2017-02-20 10:38:18
○ 2020-01-14 00:47:00
○ 2026-08-01 23:54:16

○NSkira2.epconline.net2020-01-14 → 2020-01-14 · 4 obs

○ 2017-02-20 10:38:18
● 2020-01-14 00:47:00
○ 2026-02-21 04:33:48
○ 2026-08-01 23:54:16

○NSns1.epcwc.com2015-06-23 → 2020-01-14 · 4 obs

● 2015-06-23 12:30:44
● 2020-01-14 00:47:00
○ 2026-02-21 04:33:48
○ 2026-08-01 23:54:16

○MXmail.sentrysecurity.net2020-01-14 → 2020-01-14 · 4 obs

○ 2017-02-20 10:38:18
● 2020-01-14 00:47:00
○ 2026-02-21 04:33:48
○ 2026-08-01 23:54:16

●MXsentrysecurity-net.mail.protection.outlook.com2026-02-21 → 2026-08-01 · 3 obs

○ 2020-01-14 00:47:00
● 2026-02-21 04:33:48
● 2026-08-01 23:54:16

○MXsentrysecurity.net2015-06-23 → 2017-02-20 · 4 obs

● 2015-06-23 12:30:44
● 2017-02-20 10:38:18
○ 2020-01-14 00:47:00
○ 2026-08-01 23:54:16

●A52.237.25.602020-01-14 → 2026-08-01 · 3 obs

○ 2017-02-20 10:38:18
● 2020-01-14 00:47:00
● 2026-08-01 23:54:16

○A68.90.68.2542015-06-23 → 2016-06-22 · 4 obs

● 2015-06-23 12:30:44
● 2016-06-22 18:07:08
○ 2017-02-20 10:38:18
○ 2026-08-01 23:54:16

○A76.74.235.72017-02-20 → 2017-02-20 · 4 obs

○ 2016-06-22 18:07:08
● 2017-02-20 10:38:18
○ 2020-01-14 00:47:00
○ 2026-08-01 23:54:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sentrysecurity.net	dns1.srsplus.com, dns2.srsplus.com	-

✅ Authoritative Response

Server:162.159.27.248

NS records: dns1.srsplus.com, dns2.srsplus.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sentrysecurity.net (unsigned zone)

⏱️ Timing

Total: 318ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.237.25.60`
NS	4	`dns176.d.register.com, dns110.a.register.com...`
MX	1	`sentrysecurity-net.mail.protection.outlo`
TXT	1	`v=spf1 ip4:52.237.25.60 include:spf.prot`
SOA	1	`dns110.a.register.com root.register.com`

Analysis

IP Addresses

sentrysecurity.net has exactly one IP address — 52.237.25.60.

dalton.com, bc-web.bluecamroo.com, ngigroup.fr plus two other host names have IP numbers in common with sentrysecurity.net.

Name Servers

sentrysecurity.net is delegated to 6 name servers: dns1.srsplus.com, dns2.srsplus.com, dns110.a.register.com and 3 other.

There is at least partial name server overlap between sentrysecurity.net and other domains — unschoolcoach.com, nsc-egr.com, transut.com and two more among them.

These name servers regularly appear alongside dns1.register.com, dns2.register.com, dns176.d.register.com and 7 other name servers in NS record sets.

Host names resolving to a single IP address:

dns1.srsplus.com points to 162.159.27.248.

dns2.srsplus.com points to 162.159.26.197.

dns110.a.register.com points to 216.21.231.110.

dns223.b.register.com points to 216.21.232.223.

dns214.c.register.com points to 216.21.235.214.

dns176.d.register.com points to 216.21.236.176.

Mail Servers

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

sentrysecurity-net.mail.protection.outlook.com has 8 IP addresses: 52.101.8.42, 52.101.10.10, 52.101.11.2 plus 5 more.