🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`efficientstack.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:f2e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:cd87^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.46^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.205.135^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`samara.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26a0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`samara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`samara.ns.cloudflare.com`
		A	108.162.194.160^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	162.159.38.160^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	172.64.34.160^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
NS	`todd.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c192^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`todd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2192^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`todd.ns.cloudflare.com`
		A	108.162.193.146^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	172.64.33.146^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	173.245.59.146^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-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	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
TXT	`google-site-verification=-3M8nTpZAffz_wLviqZ2AzaqfKlZNN3pBDEY94dQpsU`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.15.46, 172.67.205.135
		IPv6 hints	2606:4700:3031::6815:f2e, 2606:4700:3032::ac43:cd87
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOA	`samara.ns.cloudflare.com`dns@cloudflare.com serial=2416288683

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org`
	NS	`b2.info.afilias-nst.org`
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org`
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1794349831

Same first word

efficientstack.site

efficientstack.com

efficientstack.info

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSsamara.ns.cloudflare.com2026-09-18 → 2026-11-10 · 2 obs

● 2026-09-18 22:50:08
● 2026-11-10 23:08:56

●NStodd.ns.cloudflare.com2026-09-18 → 2026-11-10 · 2 obs

● 2026-09-18 22:50:08
● 2026-11-10 23:08:56

●MXsmtp.google.com2026-09-18 → 2026-11-10 · 2 obs

● 2026-09-18 22:50:08
● 2026-11-10 23:08:56

●A104.21.15.462026-10-14 → 2026-11-10 · 2 obs

● 2026-10-14 00:51:50
● 2026-11-10 23:08:56

●A172.67.205.1352026-10-14 → 2026-11-10 · 2 obs

● 2026-10-14 00:51:50
● 2026-11-10 23:08:56

●A2606:4700:3031::6815:f2e2026-10-14 → 2026-11-10 · 2 obs

● 2026-10-14 00:51:50
● 2026-11-10 23:08:56

●A2606:4700:3032::ac43:cd872026-10-14 → 2026-11-10 · 2 obs

● 2026-10-14 00:51:50
● 2026-11-10 23:08:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
efficientstack.info	todd.ns.cloudflare.com, samara.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.160

NS records: todd.ns.cloudflare.com, samara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficientstack.info (unsigned zone)

⏱️ Timing

Total: 1230ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.205.135, 104.21.15.46`
AAAA	2	`2606:4700:3031::6815:f2e, 2606:4700:3032::ac43:cd87`
NS	2	`samara.ns.cloudflare.com, todd.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=-3M8nTpZAffz_wL, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`samara.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

efficientstack.info directs to four IP numbers, which are 104.21.15.46, 172.67.205.135, 2606:4700:3031::6815:f2e and 2606:4700:3032::ac43:cd87.

Two other host names, along with bostan777.com, allbdtoday.com and zepnic.net, also share IP numbers with efficientstack.info.

Name Servers

efficientstack.info has two authoritative name servers — samara.ns.cloudflare.com and todd.ns.cloudflare.com.

efficientstack.info shares its NS records with other domains, for example themodernfairyqueen.com, runmarscopywriting.com, certaincouncil.info and two others.

At least some of efficientstack.info's name servers are shared with other domains, for example shariff-jaydee.workers.dev, rapper-akeda.pages.dev, mgneurophys.com.de and two more.

It is common for these name servers to be used in conjunction with the name servers tony.ns.cloudflare.com, wally.ns.cloudflare.com and robert.ns.cloudflare.com.

DNS names with 6 IP addresses:

samara.ns.cloudflare.com points to 108.162.194.160, 162.159.38.160, 172.64.34.160 and 3 other IP addresses.

todd.ns.cloudflare.com points to 108.162.193.146, 172.64.33.146, 173.245.59.146 and 3 other IP addresses.

Mail Servers

The sole mail server for efficientstack.info is smtp.google.com.

Among the domains sharing a mail server setup with efficientstack.info are foreverleadingyouth.com, ampzengenharia.com, drivewaycardetail.com and two others.

There is at least a partial MX overlap between efficientstack.info and other domains, including synermotion.com, intepaintz.com.au, hvobw.nl and two others.

With 9 IP addresses total, smtp.google.com resolves to 64.233.180.27, 142.251.163.26, 142.251.163.27 and 6 others.

efficientstack.info - robtex.com