`gradeadvisor.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

gradeadvisor.com

DNS History

3 records (3 active, 0 former)

●NSns.buydomains.com2016-12-18 → 2026-03-20 · 2 obs

● 2016-12-18 21:58:38
● 2026-03-20 22:28:22

●NSthis-domain-for-sale.com2026-03-11 → 2026-03-20 · 3 obs

○ 2016-12-18 21:58:38
● 2026-03-11 23:16:30
● 2026-03-20 22:28:22

●A207.148.248.1432016-12-18 → 2026-03-20 · 2 obs

● 2016-12-18 21:58:38
● 2026-03-20 22:28:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gradeadvisor.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 gradeadvisor.com (unsigned zone)

⏱️ Timing

Total: 340ms | 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

gradeadvisor.com points to IP number: 207.148.248.143.

Other host names such as geve.org, costdesigner.com, asw2.www.crozers.com, dgweb.net and factorycam.com share IPs with gradeadvisor.com.

Name Servers

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

gradeadvisor.com shares the same name server setup as communitystage.com, realityoffline.com, dogsmenu.com, premiercaribbean.com and webrequest.com.

gradeadvisor.com partially shares its name servers with other domains, for example jobscorecard.com, playtime411.com and tropicanatours.com.

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

gradeadvisor.com - robtex.com