`mail.firstclass.nl`

DNSSEC	⚠️ Not signed
A	191.96.96.88^{🇳🇱 TRIPLE-INTERACTIVE191.96.96.0/24}
		PTR	`da088.triple.nl`

`firstclass.nl`

	DNSSEC	⚠️ Not signed
	A	75.2.70.75^{🇺🇸 Amazon75.2.64.0/20}
	A	99.83.190.102^{🇺🇸 Amazon99.83.176.0/20}
	NS	`ns1.da088.triple.nl` ⭐ ⚠️ Not in parent delegation
	NS	`da088.triple.nl` ⚠️ Not in zone NS records
	NS	`ns2.da088.triple.nl` ⚠️ Not in parent delegation
	NS	`ns2.triple-interactive.com` ⚠️ Not in zone NS records
	NS	`ns3.triple-interactive.eu` ⚠️ Not in zone NS records
	MX	`mail.firstclass.nl` ⭐
	TXT	`google-site-verification=sBi9F-y_waAjMP0S2GP_rNFeUofDhP1rVHNXftj9xxo`
	TXT	`v=spf1 a mx ip4:191.96.96.88 ip6:fe80:0:0:0:be24:11ff:fe46:cfc2 ip4:142.93.25...`
	SOA	`ns1.da088.triple.nl`hostmaster@firstclass.nl 2026-02-24 #0

MX for

firstclass.nl

Same first word

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DNS History

2 records (1 active, 1 former)

○A188.166.34.2232015-08-19 → 2016-06-29 · 4 obs

● 2015-08-19 08:20:32
● 2016-06-29 21:29:58
○ 2026-02-17 23:04:58
○ 2026-03-23 23:53:26

●A191.96.96.882026-02-17 → 2026-03-23 · 3 obs

○ 2016-06-29 21:29:58
● 2026-02-17 23:04:58
● 2026-03-23 23:53:26

🔍 DNS Trace

Analysis

Mail Server Role

mail.firstclass.nl functions as a mail server for firstclass.nl.

IP Addresses

mail.firstclass.nl resolves to one IP number: 191.96.96.88.

other host names including www.vanharten.org, mail.studens.com, mail.crewmusic.nl, geriopterix.nl and timetales.org share IP numbers with mail.firstclass.nl.

mail.firstclass.nl - robtex.com