`criticalthings.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

criticalthings.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-21 → 2026-03-23 · 2 obs

● 2026-03-21 05:34:08
● 2026-03-23 06:39:46

●NSthis-domain-for-sale.com2026-03-21 → 2026-03-23 · 2 obs

● 2026-03-21 05:34:08
● 2026-03-23 06:39:46

●A207.148.248.1432015-10-21 → 2026-03-23 · 3 obs

○ 2015-05-28 14:22:02
● 2015-10-21 13:02:24
● 2026-03-23 06:39:46

○A66.151.181.492015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 14:22:02
○ 2015-10-21 13:02:24
○ 2026-03-23 06:39:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net...	-
criticalthings.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 criticalthings.com (unsigned zone)

⏱️ Timing

Total: 133ms | 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

criticalthings.com points to IP number 207.148.248.143.

For instance, other host names asthmacenters.com, picniccomfort.com, transportspecial.com, strategicgoals.com and gamescasa.com share IP numbers with criticalthings.com.

Name Servers

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

criticalthings.com uses the same name server setup as other domains such as smallmailbox.com, requestpersonnel.com, impressivefaces.com, welser.net and christophersbistro.com.

criticalthings.com shares name servers with other domains at least partially, for instance migrationtesting.com and reflectionshomeopathy.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

criticalthings.com - robtex.com