`mx20.open-school.nl`

DNSSEC	⚠️ Not signed
A	185.94.228.170^{🇳🇱 CLDIN-NL185.94.228.0/24 CLDIN Antwerp}
		PTR	`ns2.reviced.nl`

`open-school.nl`

	DNSSEC	⚠️ Not signed
	A	185.87.187.132^{🇳🇱 CLDIN-NL185.87.184.0/22}
	NS	`ns1.deziweb.com` ⭐
	NS	`ns2.deziweb.com`
	MX	`mail.open-school.nl` ⭐
	MX	`mx20.open-school.nl`⁽²⁰⁾
	SOA	`ns1.deziweb.com`support@deziweb.com 2019-11-15 #2

MX for

open-school.nl

Same first word

mx20.com

mx20.org

mx20.de

Similar names

mx02.gov.mz

mx02.ru

mx02.de

02xm.top

mx02.123hjemmeside.dk

m20x.com

20xm.cn

mx02.gov.bf

xm02.com

xm20.top

xm20.com

xm02.net

20xm.com

02xm.com

mx02.kinghost.net

mx02.gov.jo

20mx.com

DNS History

2 records (1 active, 1 former)

●A185.94.228.1702026-04-15 → 2026-05-13 · 3 obs

○ 2017-10-02 17:50:46
● 2026-04-15 18:07:16
● 2026-05-13 20:00:06

○A213.163.67.152015-04-20 → 2017-10-02 · 4 obs

● 2015-04-20 10:22:20
● 2017-10-02 17:50:46
○ 2026-04-15 18:07:16
○ 2026-05-13 20:00:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
open-school.nl	ns1.deziweb.com, ns2.deziweb.com	-

✅ Authoritative Response

Server:185.103.241.19

NS records: ns1.deziweb.com, ns2.deziweb.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-school.nl (unsigned zone)

⏱️ Timing

Total: 1141ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.94.228.170`

Analysis

Mail Server Role

mx20.open-school.nl serves as the mail server for open-school.nl.

mail.open-school.nl serves as a mail server, commonly paired with mx20.open-school.nl.

IP Addresses

mx20.open-school.nl points to a single IP: 185.94.228.170.

Other host names, for instance mx20.design4kidz.be, mx20.thermaeplaza.be, mx20.thebeatmakersunion.com, mx20.lemmingsofthelight.com and mx20.summerbreakfestival.nl share IP numbers with mx20.open-school.nl.

mx20.open-school.nl - robtex.com