`optimummemory.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
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=1774402057

Same first word

optimummemory.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-15 → 2026-03-25 · 2 obs

● 2026-03-15 08:56:08
● 2026-03-25 01:42:30

●NSthis-domain-for-sale.com2026-03-15 → 2026-03-25 · 2 obs

● 2026-03-15 08:56:08
● 2026-03-25 01:42:30

●A207.148.248.1432015-11-17 → 2026-03-25 · 3 obs

○ 2015-07-20 16:50:48
● 2015-11-17 06:49:14
● 2026-03-25 01:42:30

○A66.151.181.492015-07-20 → 2015-07-20 · 3 obs

● 2015-07-20 16:50:48
○ 2015-11-17 06:49:14
○ 2026-03-25 01:42:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
optimummemory.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.4.207.204

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimummemory.com (unsigned zone)

⏱️ Timing

Total: 73ms | 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

optimummemory.com points to a single IP number: 207.148.248.143.

Other host names, for instance tmgi.org, grant244.grantgeo.com, bbtranslator.com, goodnraw.com and precioushoney.com share IP numbers with optimummemory.com.

Name Servers

Delegation for optimummemory.com rests with two name servers, this-domain-for-sale.com and ns.buydomains.com.

optimummemory.com shares the same name server setup as other domains, including havanaexperience.com, freeuplift.com, snpbc.com, qualityshrubs.com and householddirect.com.

optimummemory.com partially shares name servers with other domains, for instance rags.org, performancecryogenics.com, allcompressed.com and virtuouscounseling.com.

These name servers are commonly used with the name servers ns2.buydomains.com.

Host names sharing a single IP:

this-domain-for-sale.com points to 52.20.26.87

ns.buydomains.com points to 52.20.26.87

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

optimummemory.com - robtex.com