stackoptimiselabs.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackoptimiselabs.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d44e^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:179e^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.158^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.78^{🇺🇸 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:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`google-site-verification=cW1CX0t5NjQVHTtJ3B1OhSpftuO_9xdS5pnOCqwxlRc`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.158, 172.67.212.78
		IPv6 hints	2606:4700:3032::ac43:d44e, 2606:4700:3034::6815:179e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOA	`elisa.ns.cloudflare.com`dns@cloudflare.com serial=2413553521

`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=1788461825

Same first word

stackoptimiselabs.com

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSelisa.ns.cloudflare.com2026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●NSsam.ns.cloudflare.com2026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●MXsmtp.google.com2026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●A104.21.23.1582026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●A172.67.212.782026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●A2606:4700:3032::ac43:d44e2026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

●A2606:4700:3034::6815:179e2026-08-30 → 2026-09-03 · 2 obs

● 2026-08-30 20:51:50
● 2026-09-03 19:22:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...	-
stackoptimiselabs.com	sam.ns.cloudflare.com, elisa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.54

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoptimiselabs.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.23.158, 172.67.212.78`
AAAA	2	`2606:4700:3032::ac43:d44e, 2606:4700:3034::6815:179e`
NS	2	`elisa.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=cW1CX0t5NjQVHTt, 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

stackoptimiselabs.com points to the four IP addresses 104.21.23.158, 172.67.212.78, 2606:4700:3032::ac43:d44e and 2606:4700:3034::6815:179e.

Two other host names, along with trailerpartsinuk.co.uk, ontology.guru and laramar.org, also share IP numbers with stackoptimiselabs.com.

Name Servers

stackoptimiselabs.com is served by two delegated name servers, elisa.ns.cloudflare.com and sam.ns.cloudflare.com.

stackoptimiselabs.com shares its NS records with other domains, for example levatiocare.de, kern-brodax.de, reqprteam.co and two others.

At least some of stackoptimiselabs.com's name servers are shared with other domains, for example airipcord.info, xowace4914-8416-0-lvn.pages.dev, xn----7sbhmmddggvah9bghi5q.xn--p1ai and two more.

DNS names with 6 IP addresses:

elisa.ns.cloudflare.com carries IP addresses 108.162.194.54, 162.159.38.54 and 172.64.34.54, with 3 other addresses beyond those.

sam.ns.cloudflare.com carries IP addresses 108.162.193.141, 172.64.33.141 and 173.245.59.141, with 3 other addresses beyond those.

Mail Servers

The sole mail server for stackoptimiselabs.com is smtp.google.com.

Among the domains sharing a mail server setup with stackoptimiselabs.com are aiesec.org.tr, brodax-auswahl.de, hellohinterlands.com and two others.

stackoptimiselabs.com overlaps on mail servers with several other domains, for example safespacecc.org, fabelec.ch, luxuryconsultingadvisors.com and nightify.co.

With 9 IP addresses total, smtp.google.com resolves to 142.251.163.26, 142.251.163.27, 172.253.63.27 and 6 others.