`mail.harlingsecurity.com`

	DNSSEC	⚠️ Not signed
	A	88.215.21.155^{🇬🇧 ASN-GammaTelecom88.215.0.0/18 Gamma Telecom Holdings Ltd}

`harlingsecurity.com`

	DNSSEC	⚠️ Not signed
	A	5.134.11.90^{🇬🇧 UKNOC-AS5.134.8.0/21 UKDedicated Ltd}
	NS	`ns2.heartinternet.uk` ⭐
	NS	`ns.heartinternet.uk`
	MX	`mx01.hornetsecurity.com` ⭐
	MX	`mx03.hornetsecurity.com`⁽³⁰⁾
	MX	`mx04.hornetsecurity.com`⁽⁴⁰⁾
	TXT	`MS=ms18002772`
	TXT	`v=spf1 ip4:88.215.21.155 ip4:51.155.180.4 ip4:5.134.11.90 ip4:81.86.237.19 ip...`
	SOA	`ns.heartinternet.uk`hostmaster@mainnameserver.com 2025-08-28 #64

Previously MX for

harlingsecurity.com

Same first word

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DNS History

2 records (1 active, 1 former)

○A217.199.187.1892015-05-24 → 2016-04-18 · 3 obs

● 2015-05-24 03:51:38
● 2016-04-18 06:11:08
○ 2026-08-03 22:22:18

●A88.215.21.1552026-08-03 → 2026-08-03 · 2 obs

○ 2016-04-18 06:11:08
● 2026-08-03 22:22:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
harlingsecurity.com	ns2.heartinternet.uk, ns.heartinternet.uk	-

✅ Authoritative Response

Server:79.170.43.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harlingsecurity.com (unsigned zone)

⏱️ Timing

Total: 3927ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.215.21.155`

Analysis

IP Addresses

mail.harlingsecurity.com points to a single IP number: 88.215.21.155.

mail.harlingsecurity.com - robtex.com