`mailserver.sjmnet.com`

DNSSEC	⚠️ Not signed
A	79.170.40.4^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
		PTR	`webforwards.extendcp.co.uk`

`sjmnet.com`

	DNSSEC	⚠️ Not signed
	A	79.170.40.4^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
	NS	`ns2.heartinternet.uk` ⭐
	NS	`ns.heartinternet.uk`
	MX	`sjmnet-com.mail.protection.outlook.com` ⭐
	TXT	`google-site-verification=gR3ENu1iR-QJdy-LhzmgXMhLKlnG_FDm4y_0bEiRDeE`
	TXT	`MS=ms43087901`
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`ns.heartinternet.uk`hostmaster@mainnameserver.com 2025-11-14 #52

Same first word

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Similar names

DNS History

1 record (1 active, 0 former)

●A79.170.40.42026-03-08 → 2026-03-26 · 2 obs

● 2026-03-08 21:48:40
● 2026-03-26 15:19:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...	-
sjmnet.com	ns2.heartinternet.uk, ns.heartinternet.uk	-

✅ Authoritative Response

Server:79.170.40.2

NS records: ns2.heartinternet.uk, ns.heartinternet.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sjmnet.com (unsigned zone)

⏱️ Timing

Total: 618ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`79.170.40.4`

Analysis

IP Addresses

mailserver.sjmnet.com points to a single IP number: 79.170.40.4.

other host names for instance nargile.co.uk, piusi.co.uk, spidersnet.tv, zoot4me.com and atkinsons.co.uk share IP numbers with mailserver.sjmnet.com.

mailserver.sjmnet.com - robtex.com