🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackoptimisecenter.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:266c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:de40^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.108^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.222.64^{🇺🇸 Cloudflare172.67.208.0/20 , 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:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
TXT	`google-site-verification=F74imvUQrm8JDbVSt0th8BThwhhjCiC9umUlwX0I5T4`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.108, 172.67.222.64
		IPv6 hints	2606:4700:3030::6815:266c, 2606:4700:3031::ac43:de40
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOA	`elisa.ns.cloudflare.com`dns@cloudflare.com serial=2412205593

`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=1787964365

Same first word

stackoptimisecenter.com

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSelisa.ns.cloudflare.com2026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●NSsam.ns.cloudflare.com2026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●MXsmtp.google.com2026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●A104.21.38.1082026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●A172.67.222.642026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●A2606:4700:3030::6815:266c2026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

●A2606:4700:3031::ac43:de402026-08-18 → 2026-08-29 · 2 obs

● 2026-08-18 18:33:56
● 2026-08-29 01:03:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
stackoptimisecenter.com	sam.ns.cloudflare.com, elisa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.141

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoptimisecenter.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.108, 172.67.222.64`
AAAA	2	`2606:4700:3031::ac43:de40, 2606:4700:3030::6815:266c`
NS	2	`elisa.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=F74imvUQrm8JDbV, 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

stackoptimisecenter.com has four IP addresses: 104.21.38.108, 172.67.222.64, 2606:4700:3030::6815:266c and 2606:4700:3031::ac43:de40.

ck333.best, novaedgedigitallabs.in, safew-app.org and two other host names share IP numbers with stackoptimisecenter.com.

Name Servers

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

stackoptimisecenter.com uses the same name servers as several other domains — among them unitedrisklink.info, hvac-smart-ai.cloud, weather-app-5mg.pages.dev and two more.

stackoptimisecenter.com shares at least some of its name servers with other domains, including ai-labs-nagu.com, insideoutfacelift.com, fortress-platform.pages.dev and two others.

These name servers are frequently paired with the name servers lila.ns.cloudflare.com and zoe.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

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

Mail for stackoptimisecenter.com is handled by a single mail server, smtp.google.com.

stackoptimisecenter.com uses an identical mail server configuration to several other domains — among them tischool.org, iam-arun.co.in, nextstepcaresolutionsllc.com and two more.

stackoptimisecenter.com has at least partial mail server overlap with other domains such as bacarda.fr, hop.center, nerogiardini.fr and two more.

These mail servers commonly appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 142.251.163.27, 142.251.167.26, 142.251.167.27 and 6 others.

stackoptimisecenter.com - robtex.com