`efficiencyconcepts.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Same first word

efficiencyconcepts.com

DNS History

3 records (3 active, 0 former)

●NSns.buydomains.com2026-03-11 → 2026-03-20 · 2 obs

● 2026-03-11 13:39:38
● 2026-03-20 05:40:56

●NSthis-domain-for-sale.com2026-03-11 → 2026-03-20 · 2 obs

● 2026-03-11 13:39:38
● 2026-03-20 05:40:56

●A207.148.248.1432015-08-22 → 2026-03-20 · 2 obs

● 2015-08-22 10:26:22
● 2026-03-20 05:40:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
efficiencyconcepts.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.20.26.87

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficiencyconcepts.com (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

efficiencyconcepts.com resolves to one IP number: 207.148.248.143.

Other host names, for instance sunshineman.com, peec.net, ombs.net, xinorel.com and thriftpack.com share IP numbers with efficiencyconcepts.com.

Name Servers

efficiencyconcepts.com's delegation uses two name servers: this-domain-for-sale.com and ns.buydomains.com.

efficiencyconcepts.com uses the same name server setup as other domains, such as classicalclarinet.com, metaline.net, ahtusa.com, accommodationlodging.com and pftdata.com.

efficiencyconcepts.com at least partially shares name servers with other domains, for example hmms.net.

Host names with a single IP number:

The host name this-domain-for-sale.com points to 52.20.26.87.

The host name ns.buydomains.com points to 52.20.26.87.

Host names pointing to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com.

efficiencyconcepts.com - robtex.com