`mail.proofing-tool.com`

DNSSEC	⚠️ Not signed
A	31.223.160.249^{🇳🇱 SIGNET-AS31.223.160.0/20 SIGNETNL}
		PTR	`mail.detoekomst.nl`

`proofing-tool.com`

	DNSSEC	⚠️ Not signed
	A	87.233.75.30^{🇳🇱 TrueServer-AS87.233.64.0/18 True TeleCity2 (AMS1) netblock}
	NS	`auth01.dns.trueserver.nl` ⭐
	NS	`ns1.detoekomst.nl`
	NS	`ns2.detoekomst.nl`
	NS	`ns3.detoekomst.nl`
	MX	`mail-bckp.detoekomst.nl` ⭐
	MX	`mail.detoekomst.nl`⁽²⁰⁾
	SOA	`auth01.dns.trueserver.nl`hostmaster@trueserver.nl 2018-03-23 #13

Previously MX for

proofing-tool.com

Same first word

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mail.info.pl

mail.community

mail.cleaning

mail.bh

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mail.blue

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mail.veterinaire.fr

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DNS History

2 records (1 active, 1 former)

●A31.223.160.2492015-10-02 → 2026-03-28 · 2 obs

● 2015-10-02 08:06:44
● 2026-03-28 05:02:32

○CNAMEmail.detoekomst.nl2015-10-02 → 2016-09-17 · 3 obs

● 2015-10-02 08:06:44
● 2016-09-17 07:32:30
○ 2026-03-28 05:02:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...	-
proofing-tool.com	ns1.detoekomst.nl, ns2.detoekomst.nl, ns3.detoekomst.nl	-

✅ Authoritative Response

Server:213.193.210.42

NS records: ns1.detoekomst.nl, ns2.detoekomst.nl, ns3.detoekomst.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofing-tool.com (unsigned zone)

⏱️ Timing

Total: 2783ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.223.160.249`

Analysis

IP Addresses

mail.proofing-tool.com points to a single IP: 31.223.160.249.

Other host names, for instance mail.lookman.nl, mail.ecomediagroep.nl, mail.drukkerijbrugemann.nl, mail.ecomediasolutions.nl and mail.detoekomst.nl share IP numbers with mail.proofing-tool.com.

mail.proofing-tool.com - robtex.com