`cardiosurgeons.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

cardiosurgeons.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-10 → 2026-03-23 · 2 obs

● 2026-03-10 13:35:52
● 2026-03-23 17:31:04

●NSthis-domain-for-sale.com2026-03-10 → 2026-03-23 · 2 obs

● 2026-03-10 13:35:52
● 2026-03-23 17:31:04

●A207.148.248.1432015-10-23 → 2026-03-23 · 3 obs

○ 2015-06-05 06:09:04
● 2015-10-23 08:24:48
● 2026-03-23 17:31:04

○A66.151.181.492015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 06:09:04
○ 2015-10-23 08:24:48
○ 2026-03-23 17:31:04

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 4573ms | 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

cardiosurgeons.com points to a single IP: 207.148.248.143.

Other host names, for instance mail.stormyspirit.com, focusstyling.com, detroitparent.com, vuvo.org and creepgasm.com share IP numbers with cardiosurgeons.com.

Name Servers

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

cardiosurgeons.com shares the same name server configuration as other domains, such as vintageparties.com, chah.net, wasonline.com, neighborhoodcenters.com and babymae.com.

cardiosurgeons.com shares name servers with other domains to some extent, for instance derpex.com, herkess.com, designnetworking.com and megagamestore.com.

These name servers are often used together with the name servers ns2.buydomains.com.

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

cardiosurgeons.com - robtex.com