🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`useefficiency.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`valentin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cce^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`valentin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ce^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`valentin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ce^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`valentin.ns.cloudflare.com`
		A	108.162.195.206^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`valentin.ns.cloudflare.com`
		A	162.159.44.206^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`valentin.ns.cloudflare.com`
		A	172.64.35.206^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`valentin.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`MS=58D4B65C65E8A8DB1C5C4D146C17B85D4FF921BE`
TXT	`google-site-verification=LpvY-aglR8UI6jy7ORFOI7OWVHrQtHXuzRxP5TghkOQ`
TXT	`google-site-verification=MAjsA198VIIxZjHbY-rZjdOytnwCsHWhqUPVgb8_sRw`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`valentin.ns.cloudflare.com`dns@cloudflare.com serial=2419062813

`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=1794353976

Same first word

useefficiency.eu

useefficiency.com

useefficiency.cfd

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSvalentin.ns.cloudflare.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●NSzoe.ns.cloudflare.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●MXalt1.aspmx.l.google.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●MXalt2.aspmx.l.google.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●MXalt3.aspmx.l.google.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●MXalt4.aspmx.l.google.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●MXaspmx.l.google.com2026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

●A76.76.21.212026-08-26 → 2026-11-10 · 2 obs

● 2026-08-26 06:06:52
● 2026-11-10 23:45:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
useefficiency.com	zoe.ns.cloudflare.com, valentin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.206

NS records: zoe.ns.cloudflare.com, valentin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for useefficiency.com (unsigned zone)

⏱️ Timing

Total: 278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`valentin.ns.cloudflare.com, zoe.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`MS=58D4B65C65E8A8DB1C5C4D146C17B85D4FF92, google-site-verification=LpvY-aglR8UI6jy...`
SOA	1	`valentin.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

useefficiency.com has exactly one IP address — 76.76.21.21.

rivercreststaff.co.uk, market-pulse.live, yourgriefpartner.com plus two other host names have IP numbers in common with useefficiency.com.

Name Servers

useefficiency.com has two authoritative name servers — valentin.ns.cloudflare.com and zoe.ns.cloudflare.com.

The name server configuration of useefficiency.com is shared with other domains, for instance worldcenterofeventsandinnovation.com, dzsro2k47.workers.dev, solutibusines.best and two others.

There is at least partial name server overlap between useefficiency.com and other domains — marianibomboniere-it.pages.dev, redalert-b3h.pages.dev, simequcot.bond and two more among them.

These name servers frequently co-occur with the name servers heidi.ns.cloudflare.com and meadow.ns.cloudflare.com.

Hosts with 6 IP addresses each:

valentin.ns.cloudflare.com points to 108.162.195.206, 162.159.44.206, 172.64.35.206 and 3 other IP addresses.

zoe.ns.cloudflare.com points to 108.162.192.149, 172.64.32.149, 173.245.58.149 and 3 other IP addresses.

Mail Servers

useefficiency.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by useefficiency.com are shared with other domains: enuresisassociates.com, zaskar.ee, meetandmeat.co.uk and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to 142.251.163.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com resolves to 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.