🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackoptimiseguide.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3676^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8a7a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.118^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.122^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jonah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jonah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jonah.ns.cloudflare.com`
		A	108.162.193.186^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	172.64.33.186^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
		A	173.245.59.186^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jonah.ns.cloudflare.com`
NS	`lina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lina.ns.cloudflare.com`
		A	108.162.192.187^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	172.64.32.187^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	173.245.58.187^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		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	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`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
TXT	`google-site-verification=VrNVFlXYTA7OEvAuWFEkwP4-6GRXA9V8Cl0_FhFJ2ec`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.118, 172.67.138.122
		IPv6 hints	2606:4700:3031::6815:3676, 2606:4700:3037::ac43:8a7a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`jonah.ns.cloudflare.com`dns@cloudflare.com serial=2414533900

`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=1790364914

Same first word

stackoptimiseguide.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSjonah.ns.cloudflare.com2026-09-14 → 2026-09-25 · 2 obs

● 2026-09-14 23:22:52
● 2026-09-25 19:44:58

●NSlina.ns.cloudflare.com2026-09-14 → 2026-09-25 · 2 obs

● 2026-09-14 23:22:52
● 2026-09-25 19:44:58

●MXsmtp.google.com2026-09-14 → 2026-09-25 · 2 obs

● 2026-09-14 23:22:52
● 2026-09-25 19:44:58

●A104.21.54.1182026-09-15 → 2026-09-25 · 3 obs

○ 2026-09-14 23:22:52
● 2026-09-15 20:24:06
● 2026-09-25 19:44:58

●A172.67.138.1222026-09-15 → 2026-09-25 · 3 obs

○ 2026-09-14 23:22:52
● 2026-09-15 20:24:06
● 2026-09-25 19:44:58

○A188.114.96.02026-09-14 → 2026-09-14 · 3 obs

● 2026-09-14 23:22:52
○ 2026-09-15 20:24:06
○ 2026-09-25 19:44:58

○A188.114.97.02026-09-14 → 2026-09-14 · 3 obs

● 2026-09-14 23:22:52
○ 2026-09-15 20:24:06
○ 2026-09-25 19:44:58

●A2606:4700:3031::6815:36762026-09-15 → 2026-09-25 · 3 obs

○ 2026-09-14 23:22:52
● 2026-09-15 20:24:06
● 2026-09-25 19:44:58

●A2606:4700:3037::ac43:8a7a2026-09-15 → 2026-09-25 · 3 obs

○ 2026-09-14 23:22:52
● 2026-09-15 20:24:06
● 2026-09-25 19:44:58

○A2a06:98c1:3120::2026-09-14 → 2026-09-14 · 3 obs

● 2026-09-14 23:22:52
○ 2026-09-15 20:24:06
○ 2026-09-25 19:44:58

○A2a06:98c1:3121::2026-09-14 → 2026-09-14 · 3 obs

● 2026-09-14 23:22:52
○ 2026-09-15 20:24:06
○ 2026-09-25 19:44:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
stackoptimiseguide.com	jonah.ns.cloudflare.com, lina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.187

NS records: jonah.ns.cloudflare.com, lina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoptimiseguide.com (unsigned zone)

⏱️ Timing

Total: 213ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.122, 104.21.54.118`
AAAA	2	`2606:4700:3031::6815:3676, 2606:4700:3037::ac43:8a7a`
NS	2	`jonah.ns.cloudflare.com, lina.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=VrNVFlXYTA7OEvA, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jonah.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stackoptimiseguide.com points to the four IP addresses 104.21.54.118, 172.67.138.122, 2606:4700:3031::6815:3676 and 2606:4700:3037::ac43:8a7a.

tamireslima.digital, bizdebtfix.com, marconext.com.br and two other host names share IP numbers with stackoptimiseguide.com.

Name Servers

stackoptimiseguide.com has two authoritative name servers — jonah.ns.cloudflare.com and lina.ns.cloudflare.com.

stackoptimiseguide.com uses the same name servers as several other domains — among them millyhenrygiftco.com, smartadvisorportal.info, pompesfunebres-dignite-ia.cloud and two more.

There is at least partial name server overlap between stackoptimiseguide.com and other domains — lasonyareihlljma2.pages.dev, alissonsacramento79.workers.dev, jogosbetsgamer.com and two more among them.

These name servers frequently co-occur with the name servers brenda.ns.cloudflare.com and rosalie.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

jonah.ns.cloudflare.com points to 108.162.193.186, 172.64.33.186, 173.245.59.186 and 3 other IP addresses.

lina.ns.cloudflare.com points to 108.162.192.187, 172.64.32.187, 173.245.58.187 and 3 other IP addresses.

Mail Servers

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

stackoptimiseguide.com uses an identical mail server configuration to several other domains — among them tjhookangocom.com, luxbride.lu, advasignprinting.com and two more.

stackoptimiseguide.com has at least partial mail server overlap with other domains such as maconfiserie.com.br, sharp-biz.com, applyrocket.com and two more.

smtp.google.com resolves to 9 IP addresses — 172.253.62.26, 172.253.62.27, 173.194.45.26 and 6 others.

stackoptimiseguide.com - robtex.com