stackoptimisecircles.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackoptimisecircles.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:dac6^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:262b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.43^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.198^{🇺🇸 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:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.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}
			PTR	`bi-in-f27.1e100.net`
TXT	`google-site-verification=BWn3O1a8ptmc3p-nmDduR9IS0_q8v9H9zGS8zThLfRU`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.43, 172.67.218.198
		IPv6 hints	2606:4700:3031::ac43:dac6, 2606:4700:3036::6815:262b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=142, name=cloudflare-ech.com
SOA	`elisa.ns.cloudflare.com`dns@cloudflare.com serial=2416117644

`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=1791088904

Same first word

stackoptimisecircles.com

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSelisa.ns.cloudflare.com2026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●NSsam.ns.cloudflare.com2026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●MXsmtp.google.com2026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●A104.21.38.432026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●A172.67.218.1982026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●A2606:4700:3031::ac43:dac62026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

●A2606:4700:3036::6815:262b2026-09-28 → 2026-10-04 · 2 obs

● 2026-09-28 22:07:18
● 2026-10-04 04:45:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net...	-
stackoptimisecircles.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 stackoptimisecircles.com (unsigned zone)

⏱️ Timing

Total: 2891ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.218.198, 104.21.38.43`
AAAA	2	`2606:4700:3036::6815:262b, 2606:4700:3031::ac43:dac6`
NS	2	`elisa.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=BWn3O1a8ptmc3p-, 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

stackoptimisecircles.com resolves to four IP addresses: 104.21.38.43, 172.67.218.198, 2606:4700:3031::ac43:dac6 and 2606:4700:3036::6815:262b.

Additional host names — ahqmkj.com, ciaoitaly.tours, vztehv3887uxz.xyz and two others — share IP numbers with stackoptimisecircles.com.

Name Servers

The NS records for stackoptimisecircles.com delegate to elisa.ns.cloudflare.com and sam.ns.cloudflare.com.

stackoptimisecircles.com shares its name server setup with other domains, including cloudtreeoflifefunding.info, learnnterica.com, outsourceabilitystaff.uk and two others.

stackoptimisecircles.com has at least partial name server overlap with other domains, such as redjack-faze.shop, margriet.workers.dev, kaneforg7.workers.dev and two others.

Host names with 6 IP numbers:

elisa.ns.cloudflare.com maps to 108.162.194.54, 162.159.38.54, 172.64.34.54 and 3 additional IP addresses.

sam.ns.cloudflare.com maps to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 additional IP addresses.

Mail Servers

stackoptimisecircles.com has one mail server: smtp.google.com.

stackoptimisecircles.com shares the same mail server setup as other domains, including dicauae.com, huda.ind.in, sailbolt.co and two others.

stackoptimisecircles.com shares mail servers — at least in part — with other domains, including soutiepress.com, jazaa.co.in, jacksonhomeservice.com and two others.

smtp.google.com points to 9 IP numbers: 142.250.31.26, 142.250.31.27, 142.251.111.26 and 6 other.