🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackcourier.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:96ad^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2060^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.32.96^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.173^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cruz.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cruz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c058^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cruz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2058^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cruz.ns.cloudflare.com`
		A	108.162.192.88^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cruz.ns.cloudflare.com`
		A	172.64.32.88^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cruz.ns.cloudflare.com`
		A	173.245.58.88^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cruz.ns.cloudflare.com`
NS	`steven.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c11^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c311^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`steven.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2311^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`steven.ns.cloudflare.com`
		A	108.162.195.17^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	162.159.44.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
		A	172.64.35.17^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`steven.ns.cloudflare.com`
MX	`mailserver.purelymail.com` ⭐
		A	18.204.123.63^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-204-123-63.compute-1.amazonaws.com`
TXT	`purelymail_ownership_proof=b5b089255e3ad631751e8955ea13760a3cf50a4abafc62b53a...`
TXT	`v=spf1 include:_spf.purelymail.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.32.96, 172.67.150.173
		IPv6 hints	2606:4700:3031::ac43:96ad, 2606:4700:3035::6815:2060
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=226, name=cloudflare-ech.com
SOA	`cruz.ns.cloudflare.com`dns@cloudflare.com serial=2418956868

`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=1794428181

Same first word

stackcourier.com

Similar names

icarusrocket.com

courierstack.xyz

rocketicarus.com

kerracoustic.com

courierstack.si

courierstack.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NScruz.ns.cloudflare.com2026-10-31 → 2026-11-11 · 2 obs

● 2026-10-31 20:02:02
● 2026-11-11 20:59:28

●NSsteven.ns.cloudflare.com2026-10-31 → 2026-11-11 · 2 obs

● 2026-10-31 20:02:02
● 2026-11-11 20:59:28

●MXmailserver.purelymail.com2026-10-31 → 2026-11-11 · 2 obs

● 2026-10-31 20:02:02
● 2026-11-11 20:59:28

●A104.21.32.962026-11-02 → 2026-11-11 · 3 obs

○ 2026-10-31 20:02:02
● 2026-11-02 04:21:56
● 2026-11-11 20:59:28

●A172.67.150.1732026-11-02 → 2026-11-11 · 3 obs

○ 2026-10-31 20:02:02
● 2026-11-02 04:21:56
● 2026-11-11 20:59:28

○A188.114.96.02026-10-31 → 2026-10-31 · 3 obs

● 2026-10-31 20:02:02
○ 2026-11-02 04:21:56
○ 2026-11-11 20:59:28

○A188.114.97.02026-10-31 → 2026-10-31 · 3 obs

● 2026-10-31 20:02:02
○ 2026-11-02 04:21:56
○ 2026-11-11 20:59:28

●A2606:4700:3031::ac43:96ad2026-11-02 → 2026-11-11 · 3 obs

○ 2026-10-31 20:02:02
● 2026-11-02 04:21:56
● 2026-11-11 20:59:28

●A2606:4700:3035::6815:20602026-11-02 → 2026-11-11 · 3 obs

○ 2026-10-31 20:02:02
● 2026-11-02 04:21:56
● 2026-11-11 20:59:28

○A2a06:98c1:3120::2026-10-31 → 2026-10-31 · 3 obs

● 2026-10-31 20:02:02
○ 2026-11-02 04:21:56
○ 2026-11-11 20:59:28

○A2a06:98c1:3121::2026-10-31 → 2026-10-31 · 3 obs

● 2026-10-31 20:02:02
○ 2026-11-02 04:21:56
○ 2026-11-11 20:59:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
stackcourier.com	cruz.ns.cloudflare.com, steven.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.17

NS records: cruz.ns.cloudflare.com, steven.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackcourier.com (unsigned zone)

⏱️ Timing

Total: 324ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.32.96, 172.67.150.173`
AAAA	2	`2606:4700:3035::6815:2060, 2606:4700:3031::ac43:96ad`
NS	2	`cruz.ns.cloudflare.com, steven.ns.cloudflare.com`
MX	1	`mailserver.purelymail.com (pri: 50)`
TXT	2	`purelymail_ownership_proof=b5b089255e3ad, v=spf1 include:_spf.purelymail.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cruz.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stackcourier.com points to the four IP addresses 104.21.32.96, 172.67.150.173, 2606:4700:3031::ac43:96ad and 2606:4700:3035::6815:2060.

Additional host names — a1o1akutuell.com, 1994betwin.com.br, www.questechmetals.com and two others — share IP numbers with stackcourier.com.

Name Servers

The NS records for stackcourier.com delegate to cruz.ns.cloudflare.com and steven.ns.cloudflare.com.

stackcourier.com shares its name server setup with other domains, including krayj.com, rto-3j4.pages.dev, 1-551.pages.dev and two others.

The name servers of stackcourier.com overlap at least partially with those of other domains — among them oqfhzvnbc.net, chess12-ui.pages.dev, k4h1a.top and two more.

These name servers commonly appear in combination with the name servers lia.ns.cloudflare.com.

Host names with 6 IP numbers:

cruz.ns.cloudflare.com maps to 108.162.192.88, 172.64.32.88, 173.245.58.88 and 3 additional IP addresses.

steven.ns.cloudflare.com maps to 108.162.195.17, 162.159.44.17, 172.64.35.17 and 3 additional IP addresses.

Mail Servers

stackcourier.com has one mail server: mailserver.purelymail.com.

stackcourier.com shares the same mail server setup as other domains, including upskillaiclass.com, cabrol.uk, senddealight.com and two others.

stackcourier.com partially shares its mail servers with other domains; known examples include tyrianpulse.cfd, crngrecords.com and kotworks.com.

mailserver.purelymail.com resolves to 18.204.123.63 and no other IP number.

stackcourier.com - robtex.com