cool-brain.com - robtex.com

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`cool-brain.com`

DNSSEC	⚠️ Not signed
A	85.187.142.80^{🇺🇸 A2HOSTING-AS}
		PTR	`nl1-cl8-its1.a2hosting.com`
NS	`ns1.a2hosting.com` ⭐
		A	13.248.158.180^{🇺🇸 Amazon}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns2.a2hosting.com`
		A	75.2.118.134^{🇺🇸 Amazon}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
NS	`ns3.a2hosting.com`
		A	76.223.26.245^{🇺🇸 Amazon}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com`
		A	99.83.147.209^{🇺🇸 Amazon}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`mail.cool-brain.com` ⭐
		A	85.187.142.80^{🇺🇸 A2HOSTING-AS}
			PTR	`nl1-cl8-its1.a2hosting.com`
TXT	`v=spf1 +a +mx +ip4:85.187.142.80 include:spf.a2hosting.com ~all`
SOA	`ns1.a2hosting.com`root@nl1-cl8-its1.a2hosting.com 2026-01-06 #1

`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

Up

mail.cool-brain.com

Same first word

cool-brain.com

Similar names

rio-blanco.co.us

DNS History

6 records (6 active, 0 former)

●NSns1.a2hosting.com2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

●NSns2.a2hosting.com2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

●NSns3.a2hosting.com2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

●NSns4.a2hosting.com2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

●MXmail.cool-brain.com2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

●A85.187.142.802026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 08:35:40
● 2026-02-18 10:40:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cool-brain.com	ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com	4 records

✅ Authoritative Response

Server: 13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cool-brain.com (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.187.142.80`
NS	4	`ns1.a2hosting.com, ns2.a2hosting.com...`
MX	1	`mail.cool-brain.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:85.187.142.80 include`
SOA	1	`ns1.a2hosting.com root.nl1-cl8-its1.a2ho`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)

AI analysis

cool-brain.com is the parent of mail.cool-brain.com.

cool-brain.com resolves to one IP number: 85.187.142.80.

other host names including hamalco.be, mail.ibaapps.com, artsea.gr, _dc-mx.d78ec5488340.destinazioneusa.com and mail.auxilia.biz share IP numbers with cool-brain.com.

cool-brain.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

cool-brain.com at least partially shares name servers with other domains, for instance wallingfordmag.com, stunningsolutions.in, steamkleen.ca, beachylife.net and alloent.com.

these name servers are commonly used with the name servers ns1.supercp.com, ns2.supercp.com, ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns3.supercp.com and ns4.supercp.com.

Host names with one IP number: ns1.a2hosting.com points to 13.248.158.180; ns2.a2hosting.com points to 75.2.118.134; ns3.a2hosting.com points to 76.223.26.245; ns4.a2hosting.com points to 99.83.147.209.

cool-brain.com is handled by a single mail server, mail.cool-brain.com.

mail.cool-brain.com resolves to IP 85.187.142.80.