`mathematicalmethod.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

mathematicalmethod.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-17 → 2026-03-22 · 2 obs

● 2026-03-17 05:01:16
● 2026-03-22 01:40:22

●NSthis-domain-for-sale.com2026-03-17 → 2026-03-22 · 2 obs

● 2026-03-17 05:01:16
● 2026-03-22 01:40:22

●A207.148.248.1432015-11-04 → 2026-03-22 · 6 obs

○ 2015-06-09 17:03:42
● 2015-11-04 13:12:26
● 2019-12-25 13:50:24
○ 2026-03-17 05:01:16
● 2026-03-22 01:40:20
● 2026-03-22 01:40:22

○A66.151.181.492015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 17:03:42
○ 2015-11-04 13:12:26
○ 2026-03-22 01:40:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
mathematicalmethod.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathematicalmethod.com (unsigned zone)

⏱️ Timing

Total: 525ms | 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

mathematicalmethod.com points to a single IP number: 207.148.248.143.

other host names for instance jtll.accurategames.com, sppfe.com, mail.otherconversations.com, groupconsultancy.com and hostmaster.hotnet.net share IP numbers with mathematicalmethod.com.

Name Servers

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

mathematicalmethod.com shares the same name server setup as other domains, for example billionaireplayground.com, insiderscoops.com, needsbased.com, clearspheres.com and climbingsafety.com.

mathematicalmethod.com at least partially shares name servers with other domains, for example indeliblearts.com and teacheradvocate.com.

Host names with a single IP number:

this-domain-for-sale.com points to 52.20.26.87 and ns.buydomains.com points to 52.20.26.87.

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

mathematicalmethod.com - robtex.com