`mx2.castlebbs.com`

CNAME	`k8s-amps-ampssmap-51547e4ce0-15156f7e3b99287b.elb.us-east-1.amazonaws.com`
DNSSEC	⚠️ Not signed
A	54.88.4.115^{🇺🇸 Amazon54.88.0.0/16 EC2 IAD VPC prefix}
		PTR	`ec2-54-88-4-115.compute-1.amazonaws.com`
A	54.88.211.84^{🇺🇸 Amazon54.88.0.0/16 EC2 IAD VPC prefix}

`castlebbs.com`

	DNSSEC	⚠️ Not signed
	NS	`ns1.top-plus.net` ⭐
	NS	`ns2.top-plus.net`
	NS	`ns3.top-plus.net`
	MX	`mx1.castlebbs.com` ⭐
	MX	`mx2.castlebbs.com`⁽²⁰⁾
	SOA	`ns1.top-plus.net`hostmaster@top-plus.net serial=3080443817

MX for

castlebbs.com

Same first word

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xm2.ru

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xm2.it

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m2x.ca

2mx.dev

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m2x.com

2xm.eu

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2mx.eu

2xm.com.br

xm2.net

2xm.com.pl

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2mx.it

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x2m.com

2mx.uk

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DNS History

3 records (1 active, 2 former)

○CNAMEa82112e27cb044b278eb2ff30da800cb-1244896713.us-east-1.elb.amazonaws.com2026-03-08 → 2026-03-08 · 4 obs

○ 2017-06-26 09:51:44
● 2026-03-08 08:18:42
○ 2026-03-16 17:50:04
○ 2026-03-29 12:11:50

●CNAMEk8s-amps-ampssmap-51547e4ce0-15156f7e3b99287b.elb.us-east-1.amazonaws.com2026-03-16 → 2026-03-29 · 3 obs

○ 2026-03-08 08:18:42
● 2026-03-16 17:50:04
● 2026-03-29 12:11:50

○CNAMEmail-servers-1-1113754623.us-east-1.elb.amazonaws.com2017-06-26 → 2017-06-26 · 3 obs

● 2017-06-26 09:51:44
○ 2026-03-08 08:18:42
○ 2026-03-29 12:11:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
castlebbs.com	ns1.top-plus.net, ns3.top-plus.net, ns2.top-plus.net	-

✅ Authoritative Response

Server:54.191.232.232

NS records: ns1.top-plus.net, ns3.top-plus.net, ns2.top-plus.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for castlebbs.com (unsigned zone)

⏱️ Timing

Total: 779ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`k8s-amps-ampssmap-51547e4ce0-15156f7e3b9`

Analysis

Mail Server Role

mx2.castlebbs.com serves as the mail server for castlebbs.com.

Together with mx2.castlebbs.com, mx1.castlebbs.com is commonly used as a mail server.

IP Addresses

mx2.castlebbs.com resolves to two IP numbers: 54.88.4.115 and 54.88.211.84.

Other host names including ec2-54-88-4-115.compute-1.amazonaws.com, ec2-54-88-211-84.compute-1.amazonaws.com and k8s-amps-ampssmap-51547e4ce0-15156f7e3b99287b.elb.us-east-1.amazonaws.com share IP numbers with mx2.castlebbs.com.

mx2.castlebbs.com - robtex.com