iobdelft.com - robtex.com

iobdelft.com

DNSSEC⚠️ Not signed
A37.128.150.34🇩🇰 HOSTNET37.128.144.0/21
PTRdocker.svid.nl
NSns01.hostnet.nl ⭐
A2001:67c:28cc::13ONECOM-INFRA2001:67c:28cc::/48
PTRns1.hostnet.nl
A195.206.121.13ONECOM-INFRA195.206.121.0/24
PTRns1.hostnet.nl
NSns02.hostnet.nl
A2001:67c:3c0::13🇩🇰 ONECOM2001:67c:3c0::/48
PTRns2.hostnet.nl
A185.10.11.13ONECOM185.10.11.0/24
PTRns2.hostnet.nl
MXmailfilter.hostnet.nl ⭐
A91.184.19.251🇩🇰 ONECOM91.184.0.0/19
PTRmailfilter.hostnet.nl
TXTv=spf1 mx a include:vps-282290-5399.hosted.at.hostnet.nl ~all
SOAns01.hostnet.nlhostmaster@hostnet.nl 2026-01-14 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774613327

Previously MX for

iobdelft.com

Same first word

iobdelft.com

Similar names

iloftbed.com

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSns01.hostnet.nlns02.hostnet.nlns0.nlns1.hostnet.nlns11.netns2.hostnetbv.comns3.hostnetbv.nlns5.beMXmailfilter.hostnet.nliobdelft.commx.transip.emailrelay.transip.nlA37.128.150.34185.57.8.1392a01:7c8:eb:0:95:170:70:11695.170.70.116
○NSns0.nl2015-06-10 → 2017-04-10 · 4 obs
● 2015-06-10 08:56:46
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46
●NSns01.hostnet.nl2026-02-15 → 2026-03-27 · 3 obs
○ 2020-04-04 05:04:20
● 2026-02-15 02:52:28
● 2026-03-27 12:24:46
●NSns02.hostnet.nl2026-02-15 → 2026-03-27 · 3 obs
○ 2020-04-04 05:04:20
● 2026-02-15 02:52:28
● 2026-03-27 12:24:46
○NSns1.hostnet.nl2020-04-04 → 2020-04-04 · 4 obs
○ 2017-04-10 10:23:50
● 2020-04-04 05:04:20
○ 2026-02-15 02:52:28
○ 2026-03-27 12:24:46
○NSns11.net2015-06-10 → 2017-04-10 · 4 obs
● 2015-06-10 08:56:46
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46
○NSns2.hostnetbv.com2020-04-04 → 2020-04-04 · 4 obs
○ 2017-04-10 10:23:50
● 2020-04-04 05:04:20
○ 2026-02-15 02:52:28
○ 2026-03-27 12:24:46
○NSns3.hostnetbv.nl2020-04-04 → 2020-04-04 · 4 obs
○ 2017-04-10 10:23:50
● 2020-04-04 05:04:20
○ 2026-02-15 02:52:28
○ 2026-03-27 12:24:46
○NSns5.be2015-06-10 → 2017-04-10 · 4 obs
● 2015-06-10 08:56:46
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46
○MXiobdelft.com2015-06-10 → 2015-10-27 · 4 obs
● 2015-06-10 08:56:46
● 2015-10-27 05:46:58
○ 2016-01-14 06:47:38
○ 2026-03-27 12:24:46
●MXmailfilter.hostnet.nl2020-04-04 → 2026-03-27 · 3 obs
○ 2017-04-10 10:23:50
● 2020-04-04 05:04:20
● 2026-03-27 12:24:46
○MXmx.transip.email2016-01-14 → 2017-04-10 · 5 obs
○ 2015-10-27 05:46:58
● 2016-01-14 06:47:38
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46
○MXrelay.transip.nl2015-06-10 → 2015-10-27 · 4 obs
● 2015-06-10 08:56:46
● 2015-10-27 05:46:58
○ 2016-01-14 06:47:38
○ 2026-03-27 12:24:46
○A185.57.8.1392020-04-04 → 2020-04-04 · 4 obs
○ 2017-04-10 10:23:50
● 2020-04-04 05:04:20
○ 2026-02-15 02:52:28
○ 2026-03-27 12:24:46
○A2a01:7c8:eb:0:95:170:70:1162015-06-10 → 2017-04-10 · 4 obs
● 2015-06-10 08:56:46
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46
●A37.128.150.342026-02-15 → 2026-03-27 · 3 obs
○ 2020-04-04 05:04:20
● 2026-02-15 02:52:28
● 2026-03-27 12:24:46
○A95.170.70.1162015-06-10 → 2017-04-10 · 4 obs
● 2015-06-10 08:56:46
● 2017-04-10 10:23:50
○ 2020-04-04 05:04:20
○ 2026-03-27 12:24:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
iobdelft.comns01.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 iobdelft.com (unsigned zone)

⏱️ Timing

Total: 649ms | Queries: -

📄 Records

TypeCountSample Data
A137.128.150.34
NS2ns01.hostnet.nl, ns02.hostnet.nl
MX1mailfilter.hostnet.nl (pri: 10)
TXT1v=spf1 mx a include:vps-282290-5399.host
SOA1ns01.hostnet.nl hostmaster.hostnet.nl

Analysis

IP Addresses

iobdelft.com resolves to one IP number: 37.128.150.34.

other host names including docker.svid.nl, iofestival.com, svid.nl, webside.svid.nl and studieverenigingid.nl share IP numbers with iobdelft.com.

Name Servers

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

iobdelft.com shares the same name server setup as other domains, for instance asiaassist.com, vandetv.com, martijnvwezel.com, hansdejongadvies.nl and vilare.nl.

Host names with two IP numbers:

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

Mail Servers

iobdelft.com is handled by a single mail server, mailfilter.hostnet.nl.

iobdelft.com shares the same mail server setup as other domains, for instance x40-experience.com, iclear.nl, mctbrattberg.be, otrconnect.com and canyonstore.at.

iobdelft.com shares some mail servers with other domains, at least partially, for instance mavenrecruitment.com, mannenmetplannen.com, fotopersburomartindejong.nl, importtoys.info and mrtax.nl.

these mail servers are often used with mx2.hostnet.nl, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

mailfilter.hostnet.nl resolves to IP 91.184.19.251.