`masteringwindows.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

masteringwindows.com

Similar names

streamingwindows.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-02-18 → 2026-03-24 · 2 obs

● 2026-02-18 16:02:50
● 2026-03-24 04:35:32

●NSthis-domain-for-sale.com2026-02-18 → 2026-03-24 · 2 obs

● 2026-02-18 16:02:50
● 2026-03-24 04:35:32

●A207.148.248.1432015-10-22 → 2026-03-24 · 3 obs

○ 2015-05-29 23:15:16
● 2015-10-22 08:04:40
● 2026-03-24 04:35:32

○A66.151.181.492015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 23:15:16
○ 2015-10-22 08:04:40
○ 2026-03-24 04:35:32

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 100ms | 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

masteringwindows.com points to a single IP: 207.148.248.143.

Other host names, for instance sterrenkijker.com, npec.net, dianehaynes.com, showties.com and thebachmans.com share IP numbers with masteringwindows.com.

Name Servers

masteringwindows.com's delegation is to two name servers this-domain-for-sale.com and ns.buydomains.com.

masteringwindows.com shares the same name server configuration as other domains, such as sorc.net, chemicalrisks.com, sybias.com, orderupgrade.com and holidaymaison.com.

masteringwindows.com shares name servers with other domains to at least some extent, for instance sharedowner.com and energymerger.com.

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

masteringwindows.com - robtex.com