`mailserver.phoenixbuildingsystems.com`

DNSSEC

⚠️ Not signed

`phoenixbuildingsystems.com`

	DNSSEC	⚠️ Not signed
	A	18.168.222.159^{🇬🇧 Amazon18.168.0.0/14 EC2 LHR prefix}
	NS	`ns1.cloudhosting.uk` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.krystal.co.uk` ⚠️ Not in zone NS records
	NS	`ns2.cloudhosting.uk` ⚠️ Not in parent delegation
	NS	`ns2.krystal.co.uk` ⚠️ Not in zone NS records
	MX	`phoenixbuildingsystems-com.mail.protection.outlook.com` ⭐
	TXT	`MS=ms78705719`
	TXT	`v=spf1 ip4:185.199.220.49 ip4:185.199.220.45 include:relay.k.io ip4:77.72.4.9...`
	SOA	`ns1.cloudhosting.uk`admin@k-validator-osmium-lon1.cloudhosting.uk 2026-03-30 #2

Previously MX for

phoenixbuildingsystems.com

Same first word

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mailserver.store

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mailserver.nf

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mailserver.id

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mailserver.management

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mailserver.ag

mailserver.to

mailserver.top

mailserver.eu

mailserver.com.br

mailserver.io

mailserver.domains

mailserver.me

mailserver.center

mailserver.pt

Similar names

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
phoenixbuildingsystems.com	ns1.krystal.co.uk, ns2.krystal.co.uk	-

✅ Authoritative Response

Server:139.162.230.184

NS records: ns1.krystal.co.uk, ns2.krystal.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for phoenixbuildingsystems.com (unsigned zone)

⏱️ Timing

Total: 437ms | Queries: -

📄 Records

Type	Count	Sample Data

mailserver.phoenixbuildingsystems.com - robtex.com