`performanceoptimizer.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=1778382531

WOT: SUSPICIOUS (4/100)

Subdomains

ns1.performanceoptimizer.com

Same first word

performanceoptimizer.com

DNS History

13 records (3 active, 10 former)

●NSns.buydomains.com2016-04-28 → 2026-05-10 · 3 obs

○ 2016-02-08 17:14:06
● 2016-04-28 02:39:26
● 2026-05-10 03:32:50

○NSns1.hastydns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 15:55:26
○ 2015-10-29 22:36:36
○ 2026-05-10 03:32:50

○NSns1.performanceoptimizer.com2015-10-29 → 2015-11-16 · 5 obs

○ 2015-06-19 15:55:26
● 2015-10-29 22:36:36
● 2015-11-16 18:51:18
○ 2016-02-08 17:14:06
○ 2026-05-10 03:32:50

○NSns2.hastydns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 15:55:26
○ 2015-10-29 22:36:36
○ 2026-05-10 03:32:50

○NSsk.s5.bns1.ns124.searchreinvented.com2016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-16 18:51:18
● 2016-02-08 17:14:06
○ 2016-04-28 02:39:26
○ 2026-05-10 03:32:50

○NSsk.s5.bns2.ns124.searchreinvented.com2016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-16 18:51:18
● 2016-02-08 17:14:06
○ 2016-04-28 02:39:26
○ 2026-05-10 03:32:50

●NSthis-domain-for-sale.com2026-04-05 → 2026-05-10 · 3 obs

○ 2016-04-28 02:39:26
● 2026-04-05 09:57:00
● 2026-05-10 03:32:50

○A141.8.225.1242016-04-28 → 2016-04-28 · 4 obs

○ 2016-02-08 17:14:06
● 2016-04-28 02:39:26
○ 2016-12-29 00:48:32
○ 2026-05-10 03:32:50

●A207.148.248.1432016-12-29 → 2026-05-10 · 3 obs

○ 2016-04-28 02:39:26
● 2016-12-29 00:48:32
● 2026-05-10 03:32:50

○A208.91.197.642016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-16 18:51:18
● 2016-02-08 17:14:06
○ 2016-04-28 02:39:26
○ 2026-05-10 03:32:50

○A69.162.80.532015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 15:55:26
○ 2015-10-29 22:36:36
○ 2026-05-10 03:32:50

○A69.162.80.552015-11-16 → 2015-11-16 · 4 obs

○ 2015-11-10 15:36:38
● 2015-11-16 18:51:18
○ 2016-02-08 17:14:06
○ 2026-05-10 03:32:50

○A95.211.117.2062015-06-19 → 2015-11-10 · 4 obs

● 2015-06-19 15:55:26
● 2015-11-10 15:36:38
○ 2015-11-16 18:51:18
○ 2026-05-10 03:32:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
performanceoptimizer.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 performanceoptimizer.com (unsigned zone)

⏱️ Timing

Total: 4628ms | 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

Hierarchy

The parent of ns1.performanceoptimizer.com is performanceoptimizer.com.

IP Addresses

performanceoptimizer.com points to IP number: 207.148.248.143.

Other host names such as kidshomeschool.com, meaningfulencounters.com, compositors.com, lovestyles.com and ns1.multinationalfoods.com share IPs with performanceoptimizer.com.

Name Servers

performanceoptimizer.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.

performanceoptimizer.com shares the same name server setup as digitalpossibilities.com, gardentapestry.com, publiemme.com, dbback.com and homegrownflavors.com.

performanceoptimizer.com shares name servers with other domains at least partially, for instance designersupermarket.com and delightfulbeginnings.com.

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

performanceoptimizer.com - robtex.com