`criticalcrew.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`

`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=1774678817

Same first word

criticalcrew.com

DNS History

11 records (3 active, 8 former)

○NSdns1.name-services.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

○NSdns2.name-services.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

○NSdns3.name-services.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

○NSdns4.name-services.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

○NSdns5.name-services.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

●NSns.buydomains.com2026-03-09 → 2026-03-28 · 3 obs

○ 2015-06-02 13:59:26
● 2026-03-09 05:00:16
● 2026-03-28 06:43:24

●NSthis-domain-for-sale.com2026-03-09 → 2026-03-28 · 3 obs

○ 2015-06-02 13:59:26
● 2026-03-09 05:00:16
● 2026-03-28 06:43:24

○MXmail.criticalcrew.com2008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

●A207.148.248.1432015-10-28 → 2026-03-28 · 3 obs

○ 2015-06-02 13:59:26
● 2015-10-28 03:04:38
● 2026-03-28 06:43:24

○A66.151.181.492015-06-02 → 2015-06-02 · 4 obs

○ 2008-11-14 06:25:32
● 2015-06-02 13:59:26
○ 2015-10-28 03:04:38
○ 2026-03-28 06:43:24

○A85.13.197.822008-11-14 → 2008-11-14 · 3 obs

● 2008-11-14 06:25:32
○ 2015-06-02 13:59:26
○ 2026-03-28 06:43:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
criticalcrew.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 criticalcrew.com (unsigned zone)

⏱️ Timing

Total: 113ms | 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

criticalcrew.com points to a single IP: 207.148.248.143.

Other host names, for instance pyramides.net, josephnicolas.com, frukt.orgn.org, platters.net and recoveryhair.com share IP numbers with criticalcrew.com.

Name Servers

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

criticalcrew.com shares the same name server configuration as other domains, such as wsfc.net, fastjob.net, hotsnaps.com, galvanizedcoils.com and closeprotectionservice.com.

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

criticalcrew.com - robtex.com