sentrystack.io - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`sentrystack.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:4eba^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a857^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.186^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.87^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`andronicus.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c371^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`andronicus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2371^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`andronicus.ns.cloudflare.com`
		A	108.162.195.113^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	162.159.44.113^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	172.64.35.113^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
NS	`rihana.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rihana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rihana.ns.cloudflare.com`
		A	108.162.192.244^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	172.64.32.244^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	173.245.58.244^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
MX	`mx1.spacemail.com` ⭐
		A	162.255.118.30^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx1.spacemail.com`
MX	`mx2.spacemail.com` ⭐
		A	162.255.118.31^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx2.spacemail.com`
TXT	`google-site-verification=_yaE91Gl3wc3-idqNF-o49tNSzzSCIcXhpDnRZ7Euww`
TXT	`v=spf1 include:spf.spacemail.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.186, 172.67.168.87
		IPv6 hints	2606:4700:3036::6815:4eba, 2606:4700:3037::ac43:a857
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=174, name=cloudflare-ech.com
SOA	`andronicus.ns.cloudflare.com`dns@cloudflare.com serial=2413200547

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1791009518

Same first word

sentrystack.net

sentrystack.workers.dev

sentrystack.com

sentrystack.ai

sentrystack.io

sentrystack.xyz

Similar names

stacksentry.app

stacksentry.org

stacksentry.co

tracksysnet.com

stacksentry.xyz

stacksentry.com

stacksentry.io

stacksentry.tech

stacksentry.ai

stacksentry.dev

Previous names

Next names

sentrystaffing.io

sentrysurface.io

sentryteg.io

sentrytrade.io

sentryview.io

sentrywatch.io

sentryweb.io

sentryx.io

sentryxx.io

sents.io

sentsig.io

senttinel.io

senttogether.io

sentup.io

sentur.io

sentura.io

senturai.io

senture.io

senturi.io

senturion.io

DNS History

12 records (8 active, 4 former)

●NSandronicus.ns.cloudflare.com2026-08-26 → 2026-10-03 · 2 obs

● 2026-08-26 11:42:04
● 2026-10-03 06:57:58

●NSrihana.ns.cloudflare.com2026-08-26 → 2026-10-03 · 2 obs

● 2026-08-26 11:42:04
● 2026-10-03 06:57:58

●MXmx1.spacemail.com2026-08-26 → 2026-10-03 · 2 obs

● 2026-08-26 11:42:04
● 2026-10-03 06:57:58

●MXmx2.spacemail.com2026-08-26 → 2026-10-03 · 2 obs

● 2026-08-26 11:42:04
● 2026-10-03 06:57:58

●A104.21.78.1862026-08-26 → 2026-10-03 · 3 obs

○ 2026-08-26 11:42:04
● 2026-08-26 13:32:04
● 2026-10-03 06:57:58

●A172.67.168.872026-08-26 → 2026-10-03 · 3 obs

○ 2026-08-26 11:42:04
● 2026-08-26 13:32:04
● 2026-10-03 06:57:58

○A188.114.96.02026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 11:42:04
○ 2026-08-26 13:32:04
○ 2026-10-03 06:57:58

○A188.114.97.02026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 11:42:04
○ 2026-08-26 13:32:04
○ 2026-10-03 06:57:58

●A2606:4700:3036::6815:4eba2026-08-26 → 2026-10-03 · 3 obs

○ 2026-08-26 11:42:04
● 2026-08-26 13:32:04
● 2026-10-03 06:57:58

●A2606:4700:3037::ac43:a8572026-08-26 → 2026-10-03 · 3 obs

○ 2026-08-26 11:42:04
● 2026-08-26 13:32:04
● 2026-10-03 06:57:58

○A2a06:98c1:3120::2026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 11:42:04
○ 2026-08-26 13:32:04
○ 2026-10-03 06:57:58

○A2a06:98c1:3121::2026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 11:42:04
○ 2026-08-26 13:32:04
○ 2026-10-03 06:57:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
sentrystack.io	rihana.ns.cloudflare.com, andronicus.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.244

NS records: rihana.ns.cloudflare.com, andronicus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sentrystack.io (unsigned zone)

⏱️ Timing

Total: 755ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.186, 172.67.168.87`
AAAA	2	`2606:4700:3037::ac43:a857, 2606:4700:3036::6815:4eba`
NS	2	`andronicus.ns.cloudflare.com, rihana.ns.cloudflare.com`
MX	2	`mx1.spacemail.com (pri: 0), mx2.spacemail.com (pri: 0)`
TXT	2	`google-site-verification=_yaE91Gl3wc3-id, v=spf1 include:spf.spacemail.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`andronicus.ns.cloudflare.com dns.cloudfl`

Analysis

IP Addresses

sentrystack.io directs to four IP numbers, which are 104.21.78.186, 172.67.168.87, 2606:4700:3036::6815:4eba and 2606:4700:3037::ac43:a857.

Among the host names that share IP numbers with sentrystack.io are vikingluck.gr, prndig.com.cdn.cloudflare.net, xantus-nis.net and two others.

Name Servers

Two name servers handle the delegation for sentrystack.io: andronicus.ns.cloudflare.com and rihana.ns.cloudflare.com.

sentrystack.io has the same name server delegation as a number of other domains, such as ioi-start-support.pages.dev, io-start-supporrt.pages.dev, io-start-supportt.pages.dev and two more.

There is at least partial name server overlap between sentrystack.io and other domains — kalwa.co.uk, bravesan.workers.dev, meetlirion.shop and two more among them.

The name servers lina.ns.cloudflare.com, nadia.ns.cloudflare.com and treasure.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

andronicus.ns.cloudflare.com resolves to 108.162.195.113, 162.159.44.113 and 172.64.35.113 among others, with 3 other IP addresses in total.

rihana.ns.cloudflare.com resolves to 108.162.192.244, 172.64.32.244 and 173.245.58.244 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for sentrystack.io point to two mail servers: mx1.spacemail.com and mx2.spacemail.com.

sentrystack.io has the same mail server arrangement as a number of other domains, for example delaneyadvisory.digital, nkaplock.com, kommineni.dev and two more.

sentrystack.io and a number of other domains — wellsight360.com, kushkooli.com, vip72.services and bluestskyeats.com among them — share at least some of the same mail servers.

mx1.spacemail.com → 162.255.118.30 and mx2.spacemail.com → 162.255.118.31: one IP number per host name.