mail3.classgap.com - dns.ninja

`mail3.classgap.com`

CNAME	`ec2-3-255-52-222.eu-west-1.compute.amazonaws.com`
DNSSEC	⚠️ Not signed
A	3.255.52.222^{🇮🇪 Amazon3.248.0.0/13 EC2 DUB prefix}
		PTR	`ec2-3-255-52-222.eu-west-1.compute.amazonaws.com`

`classgap.com`

	DNSSEC	⚠️ Not signed
	A	34.254.49.100^{🇮🇪 Amazon34.248.0.0/13 EC2 DUB prefix}
	A	52.214.54.156^{🇮🇪 Amazon52.208.0.0/13 EC2 DUB prefix}
	A	54.73.128.11^{🇮🇪 Amazon54.73.0.0/16 EC2 DUB prefix}
	NS	`ns-1849.awsdns-39.co.uk` ⭐
	NS	`ns-1350.awsdns-40.org`
	NS	`ns-152.awsdns-19.com`
	NS	`ns-900.awsdns-48.net`
	MX	`mail1.classgap.com` ⭐
	MX	`mail2.classgap.com`⁽²⁰⁾
	MX	`mail.classgap.com`⁽⁴⁰⁾
	MX	`inbound-smtp.eu-west-1.amazonaws.com`⁽⁶⁰⁾
	TXT	`v=spf1 mx ip4:93.90.28.128/28 ip4:18.203.0.13/32 ip4:3.255.68.133/32 ip4:176....`
	SOA	`ns-1849.awsdns-39.co.uk`awsdns-hostmaster@amazon.com serial=1

rank #372028 globally
rank #153033 in the tld
📈 Tranco rank: #223,652

Previously MX for

classgap.com

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DNS History

3 records (1 active, 2 former)

○A93.90.28.1332017-01-03 → 2017-01-03 · 3 obs

● 2017-01-03 03:35:10
○ 2026-04-23 23:48:46
○ 2026-08-01 23:00:20

●CNAMEec2-3-255-52-222.eu-west-1.compute.amazonaws.com2026-04-23 → 2026-08-01 · 3 obs

○ 2017-01-03 03:35:10
● 2026-04-23 23:48:46
● 2026-08-01 23:00:20

○CNAMEsrv3.tusmedia.com2017-01-03 → 2017-01-03 · 3 obs

● 2017-01-03 03:35:10
○ 2026-04-23 23:48:46
○ 2026-08-01 23:00:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
classgap.com	ns-152.awsdns-19.com, ns-900.awsdns-48.net, ns-1849.awsdns-39.co.uk, ns-1350.awsdns-40.org	2 records
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-
classgap.com	ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net	-

✅ Authoritative Response

Server:205.251.195.132

NS records: ns-1350.awsdns-40.org, ns-152.awsdns-19.com, ns-1849.awsdns-39.co.uk, ns-900.awsdns-48.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classgap.com (unsigned zone)

⏱️ Timing

Total: 719ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ec2-3-255-52-222.eu-west-1.compute.amazo`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-152.awsdns-19.com, ns-152.awsdns-19.com)

Analysis

IP Addresses

mail3.classgap.com points to a single IP number: 3.255.52.222.

ec2-3-255-52-222.eu-west-1.compute.amazonaws.com is an example of another host name that shares IP numbers with mail3.classgap.com.