`mail.flex-student.nl`

DNSSEC	⚠️ Not signed
A	185.135.241.50^{🇳🇱 hosting2go185.135.240.0/22}
		PTR	`server50.hosting2go.nl`

`flex-student.nl`

	DNSSEC	🔒 Signed (DS record present)
	A	185.135.241.50^{🇳🇱 hosting2go185.135.240.0/22}
	NS	`ns1.hosting2go.nl` ⭐
	NS	`ns2.hosting2go.nl`
	MX	`flexstudent-nl01b.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com include:spf.hosting2go.nl -all`
	TXT	`MS=ms57889464`
	SOA	`ns1.hosting2go.nl`postmaster@flex-student.nl serial=1775282718

PTR for

126.75.64.92.in-addr.arpa

Previously MX for

flex-student.nl

Same first word

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DNS History

2 records (1 active, 1 former)

●A185.135.241.502026-04-13 → 2026-05-15 · 3 obs

○ 2016-06-28 05:57:54
● 2026-04-13 04:39:48
● 2026-05-15 07:22:46

○A83.137.194.192015-08-17 → 2016-06-28 · 4 obs

● 2015-08-17 12:29:20
● 2016-06-28 05:57:54
○ 2026-04-13 04:39:48
○ 2026-05-15 07:22:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
flex-student.nl	ns2.hosting2go.nl, ns1.hosting2go.nl	-

✅ Authoritative Response

Server:185.135.240.91

NS records: ns2.hosting2go.nl, ns1.hosting2go.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 775ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.135.241.50`

Analysis

IP Addresses

mail.flex-student.nl resolves to one IP number: 185.135.241.50.

Other host names, for instance bollenrit.nl, martuskerk.nl, mail.tulipgakuen.nl, nuispoor.nl and adviesplus.com share IP numbers with mail.flex-student.nl.

mail.flex-student.nl - robtex.com