`erasmuscollege.com`

DNSSEC	⚠️ Not signed
A	91.184.0.106^{🇩🇰 ONECOM91.184.0.0/19}
		PTR	`n02.fwd.prod.hostnet.nl`
NS	`ns01.hostnet.nl` ⭐
		A	2001:67c:28cc::13^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns1.hostnet.nl`
		A	195.206.121.13^{ONECOM-INFRA195.206.121.0/24}
			PTR	`ns1.hostnet.nl`
NS	`ns02.hostnet.nl`
		A	2001:67c:3c0::13^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`ns2.hostnet.nl`
		A	185.10.11.13^{ONECOM185.10.11.0/24}
			PTR	`ns2.hostnet.nl`
MX	`erasmuscollege-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::8^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db5pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms88685903`
TXT	`facebook-domain-verification=7850ak50hp4uw4fxhyp5q1wkffgmow`
SOA	`ns01.hostnet.nl`hostmaster@hostnet.nl 2025-11-12 #1

`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=1777281676

Subdomains

mailfb.erasmuscollege.com

hostmaster.erasmuscollege.com

mail.erasmuscollege.com

Same first word

erasmuscollege.com

Similar names

sellgamesource.com

DNS History

22 records (4 active, 18 former)

●NSns01.hostnet.nl2026-04-06 → 2026-04-27 · 3 obs

○ 2021-03-03 20:55:34
● 2026-04-06 11:05:34
● 2026-04-27 09:43:36

●NSns02.hostnet.nl2026-04-06 → 2026-04-27 · 3 obs

○ 2021-03-03 20:55:34
● 2026-04-06 11:05:34
● 2026-04-27 09:43:36

○NSns1.javelinict.nl2020-01-21 → 2021-03-03 · 5 obs

○ 2017-02-14 22:38:12
● 2020-01-21 17:37:54
● 2021-03-03 20:55:34
○ 2026-04-06 11:05:34
○ 2026-04-27 09:43:36

○NSns1.starclasshosting-servers.nl2015-11-20 → 2017-02-14 · 5 obs

○ 2015-08-02 17:23:42
● 2015-11-20 21:33:40
● 2017-02-14 22:38:12
○ 2020-01-21 17:37:54
○ 2026-04-27 09:43:36

○NSns1.starclasshosting.nl2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○NSns2.javelinict.nl2020-01-21 → 2021-03-03 · 5 obs

○ 2017-02-14 22:38:12
● 2020-01-21 17:37:54
● 2021-03-03 20:55:34
○ 2026-04-06 11:05:34
○ 2026-04-27 09:43:36

○NSns2.starclasshosting-servers.nl2015-11-20 → 2017-02-14 · 5 obs

○ 2015-08-02 17:23:42
● 2015-11-20 21:33:40
● 2017-02-14 22:38:12
○ 2020-01-21 17:37:54
○ 2026-04-27 09:43:36

○NSns3.starclasshosting.nl2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○NSns4.starclasshosting.nl2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○MXcluster02.mx-relay.com2020-01-21 → 2021-03-03 · 5 obs

○ 2017-02-14 22:38:12
● 2020-01-21 17:37:54
● 2021-03-03 20:55:34
○ 2026-04-06 11:05:34
○ 2026-04-27 09:43:36

●MXerasmuscollege-com.mail.protection.outlook.com2026-04-06 → 2026-04-27 · 3 obs

○ 2021-03-03 20:55:34
● 2026-04-06 11:05:34
● 2026-04-27 09:43:36

○MXfallback.premiumantispam.nl2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○MXfallbackdt.mx-relay.com2020-01-21 → 2021-03-03 · 5 obs

○ 2017-02-14 22:38:12
● 2020-01-21 17:37:54
● 2021-03-03 20:55:34
○ 2026-04-06 11:05:34
○ 2026-04-27 09:43:36

○MXfilter.premiumantispam.nl2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○MXmail.erasmuscollege.com2015-11-20 → 2015-11-20 · 4 obs

○ 2015-08-02 17:23:42
● 2015-11-20 21:33:40
○ 2016-02-22 17:31:40
○ 2026-04-27 09:43:36

○MXmx1.elive.nl2016-02-22 → 2017-02-14 · 5 obs

○ 2015-11-20 21:33:40
● 2016-02-22 17:31:40
● 2017-02-14 22:38:12
○ 2020-01-21 17:37:54
○ 2026-04-27 09:43:36

○MXmx2.elive.nl2016-02-22 → 2017-02-14 · 5 obs

○ 2015-11-20 21:33:40
● 2016-02-22 17:31:40
● 2017-02-14 22:38:12
○ 2020-01-21 17:37:54
○ 2026-04-27 09:43:36

○A185.233.172.622021-03-03 → 2021-03-03 · 4 obs

○ 2020-01-21 17:37:54
● 2021-03-03 20:55:34
○ 2026-04-06 11:05:34
○ 2026-04-27 09:43:36

○A193.93.174.392015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:23:42
○ 2015-11-20 21:33:40
○ 2026-04-27 09:43:36

○A83.96.148.1502020-01-21 → 2020-01-21 · 4 obs

○ 2017-02-14 22:38:12
● 2020-01-21 17:37:54
○ 2021-03-03 20:55:34
○ 2026-04-27 09:43:36

○A83.96.167.1292015-11-20 → 2017-02-14 · 5 obs

○ 2015-08-02 17:23:42
● 2015-11-20 21:33:40
● 2017-02-14 22:38:12
○ 2020-01-21 17:37:54
○ 2026-04-27 09:43:36

●A91.184.0.1062026-04-06 → 2026-04-27 · 3 obs

○ 2021-03-03 20:55:34
● 2026-04-06 11:05:34
● 2026-04-27 09:43:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
erasmuscollege.com	ns01.hostnet.nl, ns02.hostnet.nl	-

✅ Authoritative Response

Server:195.206.121.13

NS records: ns01.hostnet.nl, ns02.hostnet.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for erasmuscollege.com (unsigned zone)

⏱️ Timing

Total: 606ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.184.0.106`
NS	2	`ns02.hostnet.nl, ns01.hostnet.nl`
MX	1	`erasmuscollege-com.mail.protection.outlo`
TXT	3	`facebook-domain-verification=7850ak50hp4, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns01.hostnet.nl hostmaster.hostnet.nl`

Analysis

Hierarchy

erasmuscollege.com is parent of mailfb.erasmuscollege.com, hostmaster.erasmuscollege.com and mail.erasmuscollege.com.

IP Addresses

erasmuscollege.com points to IP number 91.184.0.106.

For instance, other host names mail.edwinruis.nl, arbo.zone, orthopaedicsafetyshoes.com, globalvalvescenter.com and vloerzeker.com share IP numbers with erasmuscollege.com.

Name Servers

erasmuscollege.com is delegated to two name servers: ns01.hostnet.nl and ns02.hostnet.nl.

erasmuscollege.com uses the same name server setup as other domains such as midentity-stelzer.nl, iturn.it, mld.st, shizo.nl and maanreizen.com.

Host names with two IP numbers:

ns01.hostnet.nl points to 2001:67c:28cc::13 and 195.206.121.13; ns02.hostnet.nl points to 2001:67c:3c0::13 and 185.10.11.13.

Mail Servers

erasmuscollege.com is handled by a single mail server, erasmuscollege-com.mail.protection.outlook.com.

Host name erasmuscollege-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::8, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::c, 52.101.68.5, 52.101.68.10, 52.101.68.29 and 52.101.73.11.

erasmuscollege.com - robtex.com