🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`memoryoptimization.com`

	DNSSEC	⚠️ Not signed
	A	104.247.81.99^{AS206834104.247.80.0/22}
	NS	`ns1.parkingcrew.net` ⭐
	NS	`ns2.parkingcrew.net`
	MX	`mail.h-email.net` ⭐
	TXT	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
	SOA	`ns1.parkingcrew.net`hostmaster@memoryoptimization.com serial=1787921496

`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=1790538959

Subdomains

ns.memoryoptimization.com

mx.memoryoptimization.com

Same first word

memoryoptimization.com

DNS History

20 records (4 active, 16 former)

○NSdns1.name-services.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○NSdns2.name-services.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○NSdns3.name-services.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○NSdns4.name-services.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○NSdns5.name-services.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○NSns.memoryoptimization.com2016-02-10 → 2016-04-28 · 5 obs

○ 2015-06-27 01:20:44
● 2016-02-10 01:22:06
● 2016-04-28 15:42:38
○ 2016-12-22 18:06:38
○ 2026-09-27 20:19:48

●NSns1.parkingcrew.net2026-03-14 → 2026-09-27 · 3 obs

○ 2020-01-29 02:18:34
● 2026-03-14 06:22:36
● 2026-09-27 20:19:48

○NSns1.undeveloped.com2016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-28 15:42:38
● 2016-12-22 18:06:38
○ 2020-01-29 02:18:34
○ 2026-09-27 20:19:48

●NSns2.parkingcrew.net2026-03-14 → 2026-09-27 · 3 obs

○ 2020-01-29 02:18:34
● 2026-03-14 06:22:36
● 2026-09-27 20:19:48

○NSns2.undeveloped.com2016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-28 15:42:38
● 2016-12-22 18:06:38
○ 2020-01-29 02:18:34
○ 2026-09-27 20:19:48

○NSns3.epik.com2016-02-10 → 2020-01-29 · 7 obs

○ 2015-06-27 01:20:44
● 2016-02-10 01:22:06
● 2016-04-28 15:42:38
○ 2016-12-22 18:06:38
● 2020-01-29 02:18:34
○ 2026-03-14 06:22:36
○ 2026-09-27 20:19:48

○NSns4.epik.com2016-02-10 → 2020-01-29 · 7 obs

○ 2015-06-27 01:20:44
● 2016-02-10 01:22:06
● 2016-04-28 15:42:38
○ 2016-12-22 18:06:38
● 2020-01-29 02:18:34
○ 2026-03-14 06:22:36
○ 2026-09-27 20:19:48

○MXmail.b-io.co2016-02-10 → 2016-04-28 · 4 obs

● 2016-02-10 01:22:06
● 2016-04-28 15:42:38
○ 2016-12-22 18:06:38
○ 2026-09-27 20:19:48

●MXmail.h-email.net2026-03-14 → 2026-09-27 · 3 obs

○ 2020-01-29 02:18:34
● 2026-03-14 06:22:36
● 2026-09-27 20:19:48

○MXmx.memoryoptimization.com2016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-28 15:42:38
● 2016-12-22 18:06:38
○ 2020-01-29 02:18:34
○ 2026-09-27 20:19:48

●A104.247.81.992026-03-14 → 2026-09-27 · 3 obs

○ 2020-01-29 02:18:34
● 2026-03-14 06:22:36
● 2026-09-27 20:19:48

○A192.187.124.32015-11-07 → 2016-04-28 · 5 obs

○ 2015-06-27 01:20:44
● 2015-11-07 02:36:46
● 2016-04-28 15:42:38
○ 2016-12-22 18:06:38
○ 2026-09-27 20:19:48

○A195.137.237.1092008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 02:52:06
○ 2015-06-27 01:20:44
○ 2026-09-27 20:19:48

○A52.58.78.162016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-28 15:42:38
● 2016-12-22 18:06:38
○ 2020-01-29 02:18:34
○ 2026-09-27 20:19:48

○A88.214.207.962020-01-29 → 2020-01-29 · 4 obs

○ 2016-12-22 18:06:38
● 2020-01-29 02:18:34
○ 2026-03-14 06:22:36
○ 2026-09-27 20:19:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
memoryoptimization.com	ns1.parkingcrew.net, ns2.parkingcrew.net	-

✅ Authoritative Response

Server:13.248.158.159

NS records: ns1.parkingcrew.net, ns2.parkingcrew.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for memoryoptimization.com (unsigned zone)

⏱️ Timing

Total: 2557ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.247.81.99`
NS	2	`ns1.parkingcrew.net, ns2.parkingcrew.net`
MX	1	`mail.h-email.net (pri: 5)`
TXT	1	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
SOA	1	`ns1.parkingcrew.net hostmaster.memoryopt`

Analysis

Hierarchy

memoryoptimization.com serves as the parent of ns.memoryoptimization.com and mx.memoryoptimization.com.

IP Addresses

memoryoptimization.com has exactly one IP address — 104.247.81.99.

Name Servers

Two name servers handle the delegation for memoryoptimization.com: ns1.parkingcrew.net and ns2.parkingcrew.net.

Mail Servers

memoryoptimization.com uses one mail server — mail.h-email.net.

memoryoptimization.com - robtex.com