mail.devsec.nl - dns.ninja

`mail.devsec.nl`

CNAME	`x4lt.synology.me`
DNSSEC	⚠️ Not signed
A	2a02:a210:cc1:6780:211:32ff:fe1a:7e18^{🇳🇱 TNF-AS2a02:a210::/28}
		PTR	`2a02-a210-0cc1-6780-0211-32ff-fe1a-7e18.cable.dynamic.v6.ziggo.nl`
A	92.109.100.221^{🇳🇱 TNF-AS92.108.0.0/15 VODAFONE_ZIGGO}

`devsec.nl`

	DNSSEC	🔒 Signed (DS record present)
	A	95.211.110.142^{🇳🇱 LEASEWEB-NL-AMS-0195.211.0.0/16 LEASEWEB}
	NS	`ns-g.dns.yourhosting.nl` ⭐
	NS	`ns-c.dns.yourhosting.nu`
	NS	`ns-t.dns.yourhosting.eu`
	MX	`mail.devsec.nl` ⭐
	MX	`bounce.argewebhosting.nl`⁽¹⁵⁰⁾
	SOA	`ns-g.dns.yourhosting.nl`hostmaster@argeweb.nl 2026-06-02 #5

MX for

devsec.nl

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DNS History

2 records (1 active, 1 former)

○A94.214.93.1112017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 21:01:48
○ 2026-04-03 23:02:44
○ 2026-06-21 23:13:06

●CNAMEx4lt.synology.me2017-02-07 → 2026-06-21 · 2 obs

● 2017-02-07 21:01:48
● 2026-06-21 23:13:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
devsec.nl	ns-c.dns.yourhosting.nu, ns-g.dns.yourhosting.nl, ns-t.dns.yourhosting.eu	-

✅ Authoritative Response

Server:92.63.171.241

NS records: ns-c.dns.yourhosting.nu, ns-g.dns.yourhosting.nl, ns-t.dns.yourhosting.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1516ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`x4lt.synology.me`

Analysis

Mail Server Role

mail.devsec.nl serves as a mail server for devsec.nl.

bounce.argewebhosting.nl and mail.devsec.nl tend to appear jointly as mail servers.

IP Addresses

mail.devsec.nl resolves to the IP addresses 92.109.100.221 and 2a02:a210:cc1:6780:211:32ff:fe1a:7e18

2a02-a210-0cc1-6780-0211-32ff-fe1a-7e18.cable.dynamic.v6.ziggo.nl, x4lt.synology.me and 92-109-100-221.cable.dynamic.v4.ziggo.nl are examples of other host names that share IP numbers with mail.devsec.nl.