🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackoptimisecatalyst.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:1cef^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:93e5^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.239^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.229^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elisa.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2636^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c236^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2236^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elisa.ns.cloudflare.com`
		A	108.162.194.54^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	162.159.38.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	172.64.34.54^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
NS	`sam.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sam.ns.cloudflare.com`
		A	108.162.193.141^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	172.64.33.141^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	173.245.59.141^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
TXT	`google-site-verification=coVe3F68bZLAdIJfcbfLEpKrn2aRgEJcHm-ueIFc99I`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.239, 172.67.147.229
		IPv6 hints	2606:4700:3035::6815:1cef, 2606:4700:3035::ac43:93e5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=187, name=cloudflare-ech.com
SOA	`elisa.ns.cloudflare.com`dns@cloudflare.com serial=2416109094

`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=1790915444

Same first word

stackoptimisecatalyst.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSelisa.ns.cloudflare.com2026-09-28 → 2026-10-02 · 2 obs

● 2026-09-28 19:45:06
● 2026-10-02 04:49:28

●NSsam.ns.cloudflare.com2026-09-28 → 2026-10-02 · 2 obs

● 2026-09-28 19:45:06
● 2026-10-02 04:49:28

●MXsmtp.google.com2026-09-28 → 2026-10-02 · 2 obs

● 2026-09-28 19:45:06
● 2026-10-02 04:49:28

●A104.21.28.2392026-09-28 → 2026-10-02 · 3 obs

○ 2026-09-28 19:45:06
● 2026-09-28 20:35:10
● 2026-10-02 04:49:28

●A172.67.147.2292026-09-28 → 2026-10-02 · 3 obs

○ 2026-09-28 19:45:06
● 2026-09-28 20:35:10
● 2026-10-02 04:49:28

○A188.114.96.02026-09-28 → 2026-09-28 · 3 obs

● 2026-09-28 19:45:06
○ 2026-09-28 20:35:10
○ 2026-10-02 04:49:28

○A188.114.97.02026-09-28 → 2026-09-28 · 3 obs

● 2026-09-28 19:45:06
○ 2026-09-28 20:35:10
○ 2026-10-02 04:49:28

●A2606:4700:3035::6815:1cef2026-09-28 → 2026-10-02 · 3 obs

○ 2026-09-28 19:45:06
● 2026-09-28 20:35:10
● 2026-10-02 04:49:28

●A2606:4700:3035::ac43:93e52026-09-28 → 2026-10-02 · 3 obs

○ 2026-09-28 19:45:06
● 2026-09-28 20:35:10
● 2026-10-02 04:49:28

○A2a06:98c1:3120::2026-09-28 → 2026-09-28 · 3 obs

● 2026-09-28 19:45:06
○ 2026-09-28 20:35:10
○ 2026-10-02 04:49:28

○A2a06:98c1:3121::2026-09-28 → 2026-09-28 · 3 obs

● 2026-09-28 19:45:06
○ 2026-09-28 20:35:10
○ 2026-10-02 04:49:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stackoptimisecatalyst.com	sam.ns.cloudflare.com, elisa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.141

NS records: sam.ns.cloudflare.com, elisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoptimisecatalyst.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.147.229, 104.21.28.239`
AAAA	2	`2606:4700:3035::ac43:93e5, 2606:4700:3035::6815:1cef`
NS	2	`elisa.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=coVe3F68bZLAdIJ, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elisa.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stackoptimisecatalyst.com has four IP addresses: 104.21.28.239, 172.67.147.229, 2606:4700:3035::6815:1cef and 2606:4700:3035::ac43:93e5.

Among the host names that share IP numbers with stackoptimisecatalyst.com are place2win.com, rq7634l.cn, playsafarizone.com and two others.

Name Servers

stackoptimisecatalyst.com is delegated to two name servers: elisa.ns.cloudflare.com and sam.ns.cloudflare.com.

stackoptimisecatalyst.com has the same name server delegation as a number of other domains, such as hellofastrocket.com, getmazescale.com, therealmcoyegreen.com and two more.

stackoptimisecatalyst.com has at least partial name server overlap with other domains, such as youtube-viral-natok.pages.dev, exoticmm.pages.dev, customer.beauty and two others.

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

Host names resolving to 6 IP numbers:

elisa.ns.cloudflare.com resolves to 108.162.194.54, 162.159.38.54, 172.64.34.54 and 3 other IP addresses.

sam.ns.cloudflare.com resolves to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 other IP addresses.

Mail Servers

stackoptimisecatalyst.com routes its mail through a single mail server, smtp.google.com.

stackoptimisecatalyst.com has the same mail server arrangement as a number of other domains, for example gracesummitchurch.com, thegreyer.com, svgroup.cl and two more.

stackoptimisecatalyst.com shares at least some of its mail servers with other domains — for example matchaallonge.com, solarenergysolutionsofamerica.com, fieldcraftprojects.co.uk and two more.

These mail servers tend to be used in conjunction with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and two additional mail servers.

smtp.google.com directs to 9 IP numbers, including 64.233.180.26, 142.250.31.27 and 142.251.111.27, along with 6 other.

stackoptimisecatalyst.com - robtex.com