`criticalguide.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
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`
SOA	`ns.buydomains.com`hostmaster@buydomains.com serial=115002913

`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=1778966601

WOT: UNKNOWN (4/100)

Subdomains

mail.criticalguide.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2015-05-18 → 2026-05-16 · 2 obs

● 2015-05-18 21:18:14
● 2026-05-16 21:33:02

●NSthis-domain-for-sale.com2026-05-16 → 2026-05-16 · 2 obs

○ 2015-05-18 21:18:14
● 2026-05-16 21:33:02

●A207.148.248.1432015-10-27 → 2026-05-16 · 3 obs

○ 2015-05-18 21:18:14
● 2015-10-27 15:03:10
● 2026-05-16 21:33:02

○A66.151.181.492015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 21:18:14
○ 2015-10-27 15:03:10
○ 2026-05-16 21:33:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net...	-
criticalguide.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 criticalguide.com (unsigned zone)

⏱️ Timing

Total: 433ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`
SOA	1	`ns.buydomains.com hostmaster.buydomains.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

Hierarchy

criticalguide.com is a parent of mail.criticalguide.com.

IP Addresses

criticalguide.com points to one IP number: 207.148.248.143.

chicbliss.com, theaterwise.com, nullmx.bobgillingham.com, hc1.honeychews.com, hostmaster.peanutfarmers.com and criticalguide.com all resolve to the same IP.

Name Servers

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

criticalguide.com shares the same name server setup with other domains, for instance fooq.org, ktop.org, dstp.net, rollingstory.com and customcinemas.com.

criticalguide.com at least partially shares name servers with other domains, for instance freedomoutsourcing.com, lazyivy.com, tradingegypt.com, phpscan.com and lifestylecatering.com.

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

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

criticalguide.com - robtex.com