`sentrynetwork.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3f89^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:91c2^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.137^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.145.194^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`anahi.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2618^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anahi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c218^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`anahi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2218^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`anahi.ns.cloudflare.com`
		A	108.162.194.24^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anahi.ns.cloudflare.com`
		A	162.159.38.24^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anahi.ns.cloudflare.com`
		A	172.64.34.24^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anahi.ns.cloudflare.com`
NS	`justin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`justin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`justin.ns.cloudflare.com`
		A	108.162.193.187^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	172.64.33.187^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	173.245.59.187^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
MX	`sentrynetwork-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc31::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy8pr01cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc31::2^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy5pr01cu00902.inbound.protection.outlook.com`
		A	2a01:111:f403:cc31::3^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy2pr01cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:cc33::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-meupr01cu00301.inbound.protection.outlook.com`
		A	52.101.149.0^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy2pr01cu00300.inbound.protection.outlook.com`
		A	52.101.149.2^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy5pr01cu00902.inbound.protection.outlook.com`
		A	52.101.151.0^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-meupr01cu00200.inbound.protection.outlook.com`
		A	52.101.151.5^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-meupr01cu00305.inbound.protection.outlook.com`
TXT	`MS=ms26805559`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.63.137, 172.67.145.194
		IPv6 hints	2606:4700:3030::6815:3f89, 2606:4700:3030::ac43:91c2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`anahi.ns.cloudflare.com`dns@cloudflare.com serial=2402209385

`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=1776983296

Same first word

sentrynetwork.com

Similar names

networksentry.com

DNS History

11 records (7 active, 4 former)

●NSanahi.ns.cloudflare.com2026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

●NSjustin.ns.cloudflare.com2026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

○NSns.buydomains.com2015-12-19 → 2017-04-10 · 4 obs

● 2015-12-19 23:24:04
● 2017-04-10 07:47:02
○ 2026-02-27 04:45:18
○ 2026-04-23 22:38:18

●MXsentrynetwork-com.mail.protection.outlook.com2026-02-27 → 2026-04-23 · 2 obs

● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

●A104.21.63.1372026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

●A172.67.145.1942026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

○A207.148.248.1432017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-20 09:34:50
● 2017-04-10 07:47:02
○ 2026-02-27 04:45:18
○ 2026-04-23 22:38:18

●A2606:4700:3030::6815:3f892026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

●A2606:4700:3030::ac43:91c22026-02-27 → 2026-04-23 · 3 obs

○ 2017-04-10 07:47:02
● 2026-02-27 04:45:18
● 2026-04-23 22:38:18

○A50.63.202.1042015-12-19 → 2016-09-20 · 5 obs

○ 2015-07-04 15:56:10
● 2015-12-19 23:24:04
● 2016-09-20 09:34:50
○ 2017-04-10 07:47:02
○ 2026-04-23 22:38:18

○A66.151.181.492015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 15:56:10
○ 2015-12-19 23:24:04
○ 2026-04-23 22:38:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sentrynetwork.com	justin.ns.cloudflare.com, anahi.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.187

NS records: justin.ns.cloudflare.com, anahi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sentrynetwork.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.145.194, 104.21.63.137`
AAAA	2	`2606:4700:3030::ac43:91c2, 2606:4700:3030::6815:3f89`
NS	2	`anahi.ns.cloudflare.com, justin.ns.cloudflare.com`
MX	1	`sentrynetwork-com.mail.protection.outloo`
TXT	2	`MS=ms26805559, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`anahi.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (justin.ns.cloudflare.com, justin.ns.cloudflare.com, justin.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by sentrynetwork.com: 2606:4700:3030::6815:3f89, 2606:4700:3030::ac43:91c2, 104.21.63.137 and 172.67.145.194.

other host names including www.qwerkop.de, winsummit.us, linksdigi.com, stfrancishousegnv.org and muskelpower.de share IP numbers with sentrynetwork.com.

Name Servers

sentrynetwork.com is delegated to two name servers anahi.ns.cloudflare.com and justin.ns.cloudflare.com.

sentrynetwork.com shares the same name server setup as other domains, for instance oryoy.com, brew.fm, easydb.io, flamich.com and 161296.com.

sentrynetwork.com at least partially shares name servers with other domains, for instance forwardable.email, turneffelodge.com, wsdjeg.net, atermongroup.gr and snabtechmet.ru.

these name servers are commonly used alongside brian.ns.cloudflare.com.

Host names with six IP numbers:

Host name anahi.ns.cloudflare.com points to: 2606:4700:50::a29f:2618, 2803:f800:50::6ca2:c218, 2a06:98c1:50::ac40:2218, 108.162.194.24, 162.159.38.24 and 172.64.34.24.

Host name justin.ns.cloudflare.com points to: 2606:4700:58::adf5:3bbb, 2803:f800:50::6ca2:c1bb, 2a06:98c1:50::ac40:21bb, 108.162.193.187, 172.64.33.187 and 173.245.59.187.

Mail Servers

sentrynetwork.com is handled by a single mail server, sentrynetwork-com.mail.protection.outlook.com.

Host sentrynetwork-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc31::1, 2a01:111:f403:cc31::2, 2a01:111:f403:cc31::3, 2a01:111:f403:cc33::1, 52.101.149.0, 52.101.149.2, 52.101.151.0 and 52.101.151.5.

sentrynetwork.com - robtex.com