`mail.firstclass-uk.com`

	CNAME	`www.firstclass-uk.com`
	DNSSEC	⚠️ Not signed
	A	212.137.32.49^{🇬🇧 CW212.137.0.0/16 Vodafone}

`firstclass-uk.com`

	DNSSEC	⚠️ Not signed
	NS	`dns1.safenames.com` ⭐
	NS	`dns2.safenames.net`
	NS	`dns3.safenames.org`
	MX	`mail.firstclass-uk.com` ⭐
	SOA	`dns1.safenames.com`hostmaster@safenames.net 2020-03-03 #0

MX for

firstclass-uk.com

Same first word

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DNS History

2 records (1 active, 1 former)

○A212.137.32.492015-06-15 → 2026-02-16 · 4 obs

● 2015-06-15 16:12:56
● 2026-02-16 13:49:32
○ 2026-03-25 16:25:06
○ 2026-03-25 21:11:20

●CNAMEwww.firstclass-uk.com2015-06-15 → 2026-03-25 · 2 obs

● 2015-06-15 16:12:56
● 2026-03-25 21:11:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstclass-uk.com	dns1.safenames.com, dns2.safenames.net, dns3.safenames.org	2 records

✅ Authoritative Response

Server:185.191.160.1

NS records: dns1.safenames.com, dns2.safenames.net, dns3.safenames.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstclass-uk.com (unsigned zone)

⏱️ Timing

Total: 416ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`www.firstclass-uk.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.safenames.com, dns1.safenames.com)

Analysis

Mail Server Role

mail.firstclass-uk.com serves as the mail server for firstclass-uk.com.

IP Addresses

mail.firstclass-uk.com points to a single IP address: 212.137.32.49.

Other host names, for instance www.firstclass-uk.com, share IP numbers with mail.firstclass-uk.com.

mail.firstclass-uk.com - robtex.com