`mail.optimark.nl`

DNSSEC	⚠️ Not signed
A	2a05:1500:600:7:1c00:5aff:fe00:f2d^{🇳🇱 CLDIN-NL2a05:1500:600::/40 PCextreme B.V. - Amsterdam (ams02)}
		PTR	`web-1037.yourhosting.nl`
A	92.63.168.156^{🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route}

`optimark.nl`

	DNSSEC	⚠️ Not signed
	A	2a05:1500:600:7:1c00:5aff:fe00:f2d^{🇳🇱 CLDIN-NL2a05:1500:600::/40 PCextreme B.V. - Amsterdam (ams02)}
	A	92.63.168.156^{🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route}
	NS	`ns-g.dns.yourhosting.nl` ⭐
	NS	`ns-i.dns.yourhosting.nu`
	NS	`ns-t.dns.yourhosting.eu`
	MX	`primary.yourfilter.nl` ⭐
	MX	`fallback.yourfilter.nl`⁽²⁰⁾
	TXT	`v=spf1 a include:_spf.yourfilter.nl ~all`
	SOA	`ns-g.dns.yourhosting.nl`root@eatserver.nl 2025-07-28 #5

Previously MX for

optimark.nl

Same first word

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mail.associates

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DNS History

4 records (2 active, 2 former)

○A195.20.9.442015-07-16 → 2016-07-03 · 4 obs

● 2015-07-16 04:34:54
● 2016-07-03 01:43:24
○ 2026-03-04 20:25:16
○ 2026-07-15 23:08:02

○A2001:67c:28fc:195:20:9:44:02015-11-19 → 2016-07-03 · 5 obs

○ 2015-07-16 04:34:54
● 2015-11-19 14:59:10
● 2016-07-03 01:43:24
○ 2026-03-04 20:25:16
○ 2026-07-15 23:08:02

●A2a05:1500:600:7:1c00:5aff:fe00:f2d2026-03-04 → 2026-07-15 · 6 obs

○ 2016-07-03 01:43:24
● 2026-03-04 20:25:16
● 2026-04-03 16:44:04
○ 2026-04-05 08:24:00
● 2026-05-01 04:28:02
● 2026-07-15 23:08:02

●A92.63.168.1562026-03-04 → 2026-07-15 · 6 obs

○ 2016-07-03 01:43:24
● 2026-03-04 20:25:16
● 2026-04-03 16:44:04
○ 2026-04-05 08:24:00
● 2026-05-01 04:28:02
● 2026-07-15 23:08:02

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:195.8.208.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimark.nl (unsigned zone)

⏱️ Timing

Total: 1669ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.63.168.156`
AAAA	1	`2a05:1500:600:7:1c00:5aff:fe00:f2d`

Analysis

IP Addresses

mail.optimark.nl directs to two IP numbers, 92.63.168.156 and 2a05:1500:600:7:1c00:5aff:fe00:f2d

hongshen.nl, aeneasstrategy.nl, mail.easyfarming.nl and two other host names share IP numbers with mail.optimark.nl.

mail.optimark.nl - robtex.com

mail.optimark.nl

optimark.nl