`combinedstudies.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

combinedstudies.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 13:35:48
● 2026-03-23 13:35:50

●NSthis-domain-for-sale.com2026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 13:35:48
● 2026-03-23 13:35:50

●A207.148.248.1432015-11-27 → 2026-03-23 · 3 obs

○ 2015-08-10 00:06:34
● 2015-11-27 01:02:12
● 2026-03-23 13:35:50

○A66.151.181.492015-08-10 → 2015-08-10 · 3 obs

● 2015-08-10 00:06:34
○ 2015-11-27 01:02:12
○ 2026-03-23 13:35:50

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 4547ms | 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

combinedstudies.com resolves to one IP number: 207.148.248.143.

other host names including *.naturalangels.com, redefinedinteriors.com, baggagedesign.com, jkdinc.com and ajac.net share IP numbers with combinedstudies.com.

Name Servers

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

combinedstudies.com shares the same name server setup as other domains, for instance hiexperience.com, lizquinn.com, mmaf.net, thecommonfactor.com and oktober.net.

combinedstudies.com shares name servers with other domains at least partially, for example agentevent.com and indulgestudio.com.

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

combinedstudies.com - robtex.com