🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`corestackmail.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:59ac^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a2b0^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.172^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.176^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`christina.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`christina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`christina.ns.cloudflare.com`
		A	108.162.194.193^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	162.159.38.193^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
		A	172.64.34.193^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christina.ns.cloudflare.com`
NS	`fonzie.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fonzie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c346^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fonzie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2346^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fonzie.ns.cloudflare.com`
		A	108.162.195.70^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.70^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.70^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=tJ1Xjrn4eTIM6N7Xv4-VWsh_5Snj238Kl4NyhTVlGqw`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.89.172, 172.67.162.176
		IPv6 hints	2606:4700:3034::6815:59ac, 2606:4700:3037::ac43:a2b0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=63, name=cloudflare-ech.com
SOA	`christina.ns.cloudflare.com`dns@cloudflare.com serial=2414044032

`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=1788987913

Same first word

corestackmail.com

Similar names

calicomarkets.myshopify.com

coremailstack.com

carlosmatecki.com

karalcosmetic.com

mailstackcore.com

aimasterclock.com

mailcorestack.com

aiclockmaster.com

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NSchristina.ns.cloudflare.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●NSfonzie.ns.cloudflare.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●MXalt1.aspmx.l.google.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●MXalt2.aspmx.l.google.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●MXalt3.aspmx.l.google.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●MXalt4.aspmx.l.google.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●MXaspmx.l.google.com2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●A104.21.89.1722026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●A172.67.162.1762026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●A2606:4700:3034::6815:59ac2026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

●A2606:4700:3037::ac43:a2b02026-09-08 → 2026-09-09 · 2 obs

● 2026-09-08 16:32:20
● 2026-09-09 21:12:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...	-
corestackmail.com	christina.ns.cloudflare.com, fonzie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.193

NS records: christina.ns.cloudflare.com, fonzie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corestackmail.com (unsigned zone)

⏱️ Timing

Total: 940ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.89.172, 172.67.162.176`
AAAA	2	`2606:4700:3037::ac43:a2b0, 2606:4700:3034::6815:59ac`
NS	2	`christina.ns.cloudflare.com, fonzie.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=tJ1Xjrn4eTIM6N7, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`christina.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

corestackmail.com resolves to four IP addresses: 104.21.89.172, 172.67.162.176, 2606:4700:3034::6815:59ac and 2606:4700:3037::ac43:a2b0.

Two other host names, along with (0x736578)yham.com, ningratslotjp.org and shortsite.org, also share IP numbers with corestackmail.com.

Name Servers

corestackmail.com uses two name servers for its delegation: christina.ns.cloudflare.com and fonzie.ns.cloudflare.com.

corestackmail.com shares its NS records with other domains, for example bndnsmth.app, lukasz-kowalski-waw573.workers.dev, xemvl.(0x787878) and two others.

corestackmail.com has at least partial name server overlap with other domains, such as yohoslot-m-rc.pages.dev, porteria-crm-2.pages.dev, reparaciondecomputadoresenvigado.com.co and two others.

It is common to find these name servers paired with the name servers mitchell.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname christina.ns.cloudflare.com directs to 108.162.194.193, 162.159.38.193 and 172.64.34.193 along with 3 other IP addresses.

Hostname fonzie.ns.cloudflare.com directs to 108.162.195.70, 162.159.44.70 and 172.64.35.70 along with 3 other IP addresses.

Mail Servers

corestackmail.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between corestackmail.com and other domains, including opulencoholuxury.info, myedy.jp, paladin-us.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com directs traffic to 142.251.163.26 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.