`online-studeren.com`

DNSSEC	⚠️ Not signed
A	2a01:4d60:3:1:1::1^{🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX}
		PTR	`da01.digistatecloud.nl`
A	185.40.58.160^{🇳🇱 TRANS-IX-AS185.40.58.0/24}
NS	`ns1.digistate.eu` ⭐
		A	2a01:4d60:3:1:3::1^{🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX}
			PTR	`ns1.digistate.eu`
		A	185.40.58.178^{🇳🇱 TRANS-IX-AS185.40.58.0/24}
			PTR	`ns1.digistate.eu`
NS	`ns2.digistate.nl`
		A	2a01:4d60:1:87::5^{🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX}
			PTR	`ns2.digistate.nl`
		A	193.27.87.5^{🇳🇱 TRANS-IX-AS193.27.87.0/24 DigiState}
			PTR	`ns2.digistate.nl`
NS	`ns3.digistate.org`
		A	2a02:2770::21a:4aff:fea5:6db1^{🇳🇱 TILAA2a02:2770::/32 Routed by Tilaa}
			PTR	`ns3.digistate.org`
		A	46.19.34.229^{🇳🇱 TILAA46.19.32.0/21 Routed by Tilaa}
			PTR	`ns3.digistate.org`
MX	`mail2.online-studeren.com` ⭐
MX	`mail.online-studeren.com`⁽²⁰⁾
		A	2a01:4d60:3:1:1::1^{🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX}
			PTR	`da01.digistatecloud.nl`
		A	185.40.58.160^{🇳🇱 TRANS-IX-AS185.40.58.0/24}
			PTR	`da01.digistatecloud.nl`
TXT	`v=spf1 a mx ip4:185.40.58.160 ip6:2a01:4d60:3:1:1::1 ~all`
SOA	`ns1.digistate.eu`hostmaster@online-studeren.com 2026-03-26 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776097247

Subdomains

mail.online-studeren.com

mail2.online-studeren.com

Same first word

online-studeren.com

Similar names

solitude-rennen.de

DNS History

13 records (7 active, 6 former)

○NSns.smartserver.net2015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 13:48:38
○ 2015-10-09 04:33:40
○ 2026-04-13 16:34:32

●NSns1.digistate.eu2026-02-14 → 2026-04-13 · 3 obs

○ 2017-04-06 21:33:32
● 2026-02-14 16:46:04
● 2026-04-13 16:34:32

○NSns1.digistate.nl2015-10-09 → 2017-04-06 · 5 obs

○ 2015-05-19 13:48:38
● 2015-10-09 04:33:40
● 2017-04-06 21:33:32
○ 2026-02-14 16:46:04
○ 2026-04-13 16:34:32

●NSns2.digistate.nl2015-10-09 → 2026-04-13 · 3 obs

○ 2015-05-19 13:48:38
● 2015-10-09 04:33:40
● 2026-04-13 16:34:32

○NSns2.smartserver.net2015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 13:48:38
○ 2015-10-09 04:33:40
○ 2026-04-13 16:34:32

●NSns3.digistate.org2026-02-14 → 2026-04-13 · 3 obs

○ 2017-04-06 21:33:32
● 2026-02-14 16:46:04
● 2026-04-13 16:34:32

●MXmail.online-studeren.com2015-10-09 → 2026-04-13 · 3 obs

○ 2015-05-19 13:48:38
● 2015-10-09 04:33:40
● 2026-04-13 16:34:32

○MXmail.smartserver.net2015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 13:48:38
○ 2015-10-09 04:33:40
○ 2026-04-13 16:34:32

●MXmail2.online-studeren.com2015-10-09 → 2026-04-13 · 3 obs

○ 2015-05-19 13:48:38
● 2015-10-09 04:33:40
● 2026-04-13 16:34:32

○MXmx2.smartserver.net2015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 13:48:38
○ 2015-10-09 04:33:40
○ 2026-04-13 16:34:32

●A185.40.58.1602015-10-09 → 2026-04-13 · 3 obs

○ 2015-05-19 13:48:38
● 2015-10-09 04:33:40
● 2026-04-13 16:34:32

○A195.193.117.522015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 13:48:38
○ 2015-10-09 04:33:40
○ 2026-04-13 16:34:32

●A2a01:4d60:3:1:1::12015-12-11 → 2026-04-13 · 3 obs

○ 2015-10-09 04:33:40
● 2015-12-11 14:26:10
● 2026-04-13 16:34:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
online-studeren.com	ns2.digistate.nl, ns1.digistate.eu, ns3.digistate.org	-

✅ Authoritative Response

Server:185.40.58.178

NS records: ns2.digistate.nl, ns1.digistate.eu, ns3.digistate.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for online-studeren.com (unsigned zone)

⏱️ Timing

Total: 1038ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.40.58.160`
AAAA	1	`2a01:4d60:3:1:1::1`
NS	3	`ns2.digistate.nl, ns1.digistate.eu...`
MX	2	`mail.online-studeren.com (pri: 10), mail2.online-studeren.com (pri: 20)`
TXT	1	`v=spf1 a mx ip4:185.40.58.160 ip6:2a01:4`
SOA	1	`ns1.digistate.eu hostmaster.online-stude`

Analysis

Hierarchy

online-studeren.com is a parent of mail.online-studeren.com and mail2.online-studeren.com.

IP Addresses

online-studeren.com points to two IP numbers: 2a01:4d60:3:1:1::1 and 185.40.58.160.

Other host names, for instance mail.era-nederland.nl, mail.advit.nl, studiospuk.nl, dynamo.amsterdam and trafficacademy.eu share IP numbers with online-studeren.com.

Name Servers

The domain online-studeren.com is delegated to three name servers: ns1.digistate.eu, ns2.digistate.nl and ns3.digistate.org.

online-studeren.com shares name servers with other domains at least partially, for instance amsterdamhouse.com, 12fc.nl, top10dating.nl, vvepartner.nl and peejseej.nl.

Host names with two IP numbers:

ns1.digistate.eu points to 2a01:4d60:3:1:3::1 and 185.40.58.178

ns2.digistate.nl points to 2a01:4d60:1:87::5 and 193.27.87.5

ns3.digistate.org points to 2a02:2770::21a:4aff:fea5:6db1 and 46.19.34.229

Mail Servers

online-studeren.com is handled by two mail servers: mail2.online-studeren.com and mail.online-studeren.com.

Host name mail.online-studeren.com has two IP numbers: 2a01:4d60:3:1:1::1 and 185.40.58.160.

online-studeren.com - robtex.com