`classicresearch.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

classicresearch.com

DNS History

17 records (3 active, 14 former)

●NSns.buydomains.com2026-03-23 → 2026-03-23 · 3 obs

○ 2017-05-28 12:57:54
● 2026-03-23 11:04:38
● 2026-03-23 11:04:40

○NSns11.domaincontrol.com2015-06-17 → 2015-06-17 · 4 obs

○ 2008-03-19 00:42:28
● 2015-06-17 05:51:22
○ 2015-11-03 10:15:30
○ 2026-03-23 11:04:40

○NSns12.domaincontrol.com2015-06-17 → 2015-06-17 · 4 obs

○ 2008-03-19 00:42:28
● 2015-06-17 05:51:22
○ 2015-11-03 10:15:30
○ 2026-03-23 11:04:40

○NSns21.ixwebhosting.com2016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

○NSns22.ixwebhosting.com2016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

●NSthis-domain-for-sale.com2026-03-23 → 2026-03-23 · 3 obs

○ 2017-05-28 12:57:54
● 2026-03-23 11:04:38
● 2026-03-23 11:04:40

○MXmail-backup.online4you.nl2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 00:42:28
○ 2015-06-17 05:51:22
○ 2026-03-23 11:04:40

○MXmail.classicresearch.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 00:42:28
○ 2015-06-17 05:51:22
○ 2026-03-23 11:04:40

○MXmail1105.ixwebhosting.com2016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

○MXmailstore1.secureserver.net2015-06-17 → 2015-06-17 · 4 obs

○ 2008-03-19 00:42:28
● 2015-06-17 05:51:22
○ 2015-11-03 10:15:30
○ 2026-03-23 11:04:40

○MXmx.zohomail.com2016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

○MXmx2.zohomail.com2016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

○MXsmtp.secureserver.net2015-06-17 → 2015-06-17 · 4 obs

○ 2008-03-19 00:42:28
● 2015-06-17 05:51:22
○ 2015-11-03 10:15:30
○ 2026-03-23 11:04:40

●A207.148.248.1432026-03-23 → 2026-03-23 · 3 obs

○ 2017-05-28 12:57:54
● 2026-03-23 11:04:38
● 2026-03-23 11:04:40

○A50.63.202.352015-06-17 → 2015-06-17 · 4 obs

○ 2008-03-19 00:42:28
● 2015-06-17 05:51:22
○ 2015-11-03 10:15:30
○ 2026-03-23 11:04:40

○A71.18.197.2112016-01-27 → 2017-05-28 · 5 obs

○ 2015-11-03 10:15:30
● 2016-01-27 17:13:26
● 2017-05-28 12:57:54
○ 2026-03-23 11:04:38
○ 2026-03-23 11:04:40

○A82.98.244.2042008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 00:42:28
○ 2015-06-17 05:51:22
○ 2026-03-23 11:04:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
classicresearch.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 classicresearch.com (unsigned zone)

⏱️ Timing

Total: 3058ms | 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

classicresearch.com resolves to one IP number: 207.148.248.143.

Other host names, for instance greeneconomics.com, chiancone.com, vipantiques.com, ahnuts.com and underwaterpets.com share IP numbers with classicresearch.com.

Name Servers

classicresearch.com's delegation uses two name servers: this-domain-for-sale.com and ns.buydomains.com.

classicresearch.com uses the same name server setup as other domains, such as cutetemplates.com, faunazoo.com, lendman.com, myfoodstuff.com and animalrescuers.com.

classicresearch.com at least partially shares name servers with other domains, including fountainofyouth.net, beyond(0x736578)y.org, masterceiling.com, artfarm.org and showsetc.com.

These name servers are often used with customer2.buydomains.com and customer.buydomains.com.

Host names with a single IP number:

The host name this-domain-for-sale.com points to 52.20.26.87.

The host name 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.

classicresearch.com - robtex.com