🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`efficientustools.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:b00d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4031^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.64.49^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.13^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elmo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elmo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elmo.ns.cloudflare.com`
		A	108.162.193.163^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	172.64.33.163^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	173.245.59.163^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
NS	`sarah.ns.cloudflare.com`
		A	2606:4700:50::a29f:26da^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sarah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sarah.ns.cloudflare.com`
		A	108.162.194.218^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	162.159.38.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	172.64.34.218^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.64.49, 172.67.176.13
		IPv6 hints	2606:4700:3034::ac43:b00d, 2606:4700:3037::6815:4031
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=134, name=cloudflare-ech.com
SOA	`elmo.ns.cloudflare.com`dns@cloudflare.com serial=2416502099

`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=1794315606

Same first word

efficientustools.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSelmo.ns.cloudflare.com2026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

●NSsarah.ns.cloudflare.com2026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

●A104.21.64.492026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

●A172.67.176.132026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

●A2606:4700:3034::ac43:b00d2026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

●A2606:4700:3037::6815:40312026-10-03 → 2026-11-10 · 2 obs

● 2026-10-03 05:53:54
● 2026-11-10 13:44:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
efficientustools.com	elmo.ns.cloudflare.com, sarah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.218

NS records: elmo.ns.cloudflare.com, sarah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 164ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.64.49, 172.67.176.13`
AAAA	2	`2606:4700:3034::ac43:b00d, 2606:4700:3037::6815:4031`
NS	2	`elmo.ns.cloudflare.com, sarah.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elmo.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

efficientustools.com directs to four IP numbers, which are 104.21.64.49, 172.67.176.13, 2606:4700:3034::ac43:b00d and 2606:4700:3037::6815:4031.

prednisone40.com, www.braindamaged.fr, latticeworkinsights.com plus two other host names have IP numbers in common with efficientustools.com.

Name Servers

efficientustools.com is delegated to two name servers: elmo.ns.cloudflare.com and sarah.ns.cloudflare.com.

The name server configuration of efficientustools.com is shared with other domains, for instance n272gj5e.workers.dev, prismworld.co.jp, kympddjdmuqc.pages.dev and two others.

At least some of efficientustools.com's name servers are shared with other domains, for example risun0ku4633.pages.dev, mimesia.name, thekostfamily.org and two more.

It is common for these name servers to be used in conjunction with the name servers deb.ns.cloudflare.com, gracie.ns.cloudflare.com and nadia.ns.cloudflare.com.

Hosts with 6 IP addresses each:

elmo.ns.cloudflare.com resolves to 108.162.193.163, 172.64.33.163, 173.245.59.163 and 3 other IP addresses.

sarah.ns.cloudflare.com resolves to 108.162.194.218, 162.159.38.218, 172.64.34.218 and 3 other IP addresses.

efficientustools.com - robtex.com