`mail.onesystem-it.com`

DNSSEC	⚠️ Not signed
A	217.160.88.137^{🇩🇪 IONOS-AS217.160.88.0/24 AS8560 ES more specific}
		PTR	`svrhost1.onesystem-it.com`

`onesystem-it.com`

	DNSSEC	⚠️ Not signed
	A	217.160.88.137^{🇩🇪 IONOS-AS217.160.88.0/24 AS8560 ES more specific}
	NS	`courtney.ns.cloudflare.com` ⭐
	NS	`ian.ns.cloudflare.com`
	MX	`mail.onesystem-it.com` ⭐
	MX	`mx1-eu.emailsecurity.app`⁽¹⁰⁾
	MX	`mx2-eu.emailsecurity.app`⁽²⁰⁾
	TXT	`v=spf1 mx a ip4:213.165.85.141 include:spf1.emailsecurity.app ~all`
	SOA	`courtney.ns.cloudflare.com`dns@cloudflare.com serial=2401868651

MX for

onesystem-it.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A217.160.88.1372026-04-18 → 2026-04-22 · 2 obs

● 2026-04-18 19:29:00
● 2026-04-22 10:45:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
onesystem-it.com	ian.ns.cloudflare.com, courtney.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.118

NS records: ian.ns.cloudflare.com, courtney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onesystem-it.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.88.137`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ian.ns.cloudflare.com, ian.ns.cloudflare.com, ian.ns.cloudflare.com...)

Analysis

Mail Server Role

mail.onesystem-it.com serves as the mail server for onesystem-it.com.

mx1-eu.emailsecurity.app and mx2-eu.emailsecurity.app are commonly used as mail servers together with mail.onesystem-it.com.

IP Addresses

mail.onesystem-it.com points to a single IP: 217.160.88.137.

Other host names, for instance aspix.info, www.tmr.cat, onesystem-it.com, mail.tmr.cat and mail.tallersmiro.com share IP numbers with mail.onesystem-it.com.

mail.onesystem-it.com - robtex.com