isotrie.lu - robtex.com

isotrie.lu

DNSSEC⚠️ Not signed
A217.19.237.54🇧🇪 COMBELL-AS217.19.224.0/20 COMBELL Network Brussels, Belgium
PTR217.19.237.54.static.hosted.by.combell.com
NSns3.european-server.com
A2a00:1c98::53:1🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network
PTRns3.combell.net
A83.217.73.172🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network
PTRns3.combell.net
NSns1.european-server.eu ⚠️ Not in parent delegation
A2a00:1c98:50::50🇧🇪 COMBELL-AS2a00:1c98:50::/44
A89.44.166.48🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network
PTR89.44.166.48.static.hosted.by.combell-ops.net
NSns4.european-server.com
A2001:1598:0:101::3🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network
PTRns4.combell.net
A86.39.202.67🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network
PTRns4.combell.net
MXisotrie-lu.mail.eo.outlook.com
A2a01:111:f403:ca04::1🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00401.inbound.protection.outlook.com
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am3pr04cu00500.inbound.protection.outlook.com
A52.101.68.3🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db7pr03cu00403.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.68.29🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dbapr03cu00105.inbound.protection.outlook.com
A52.101.73.4🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am0pr83cu00404.inbound.protection.outlook.com
MXmx.mailprotect.be(50)
A178.208.39.140🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network
PTRmx.mailprotect.be
A178.208.39.141🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network
PTRmx.mailprotect.be
A178.208.39.142🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network
PTRmx.mailprotect.be
A178.208.39.143🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network
PTRmx.mailprotect.be
TXTMS=ms53677601
TXTdomain-verification:0f453bf7df67cfbfca6a731f2274beb755602f9f
TXTv=spf1 include:spf.emailsignatures365.com include:spf.protection.outlook.com ...
SOAns3.european-server.comhostmaster@isotrie.lu serial=1669488863

lu

DNSSEC🔒 Signed (DS record present)
NS1.ns.lu
NSg.dns.lu
NSi.dns.lu
NSj.dns.lu
NSk.dns.lu
NSp.dns.lu
NSr.ns.lu
TXTExported: 2026-07-14 06:01:01
SOA1.ns.lunoc@restena.lu serial=1784001672

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSns1.european-server.euns3.european-server.comns4.european-server.comMXisotrie-lu.mail.eo.outlook.commx.mailprotect.bemail.isotrie.comA217.19.237.5481.83.4.220
NSns1.european-server.eu2026-07-03 → 2026-07-14 · 3 obs
○ 2015-08-20 07:13:24
● 2026-07-03 20:20:54
● 2026-07-14 05:06:06
NSns3.european-server.com2015-08-20 → 2026-07-14 · 2 obs
● 2015-08-20 07:13:24
● 2026-07-14 05:06:06
NSns4.european-server.com2015-08-20 → 2026-07-14 · 2 obs
● 2015-08-20 07:13:24
● 2026-07-14 05:06:06
MXisotrie-lu.mail.eo.outlook.com2026-07-03 → 2026-07-14 · 3 obs
○ 2017-12-14 07:40:34
● 2026-07-03 20:20:54
● 2026-07-14 05:06:06
MXmail.isotrie.com2015-08-20 → 2017-12-14 · 4 obs
● 2015-08-20 07:13:24
● 2017-12-14 07:40:34
○ 2026-07-03 20:20:54
○ 2026-07-14 05:06:06
MXmx.mailprotect.be2015-08-20 → 2026-07-14 · 2 obs
● 2015-08-20 07:13:24
● 2026-07-14 05:06:06
A217.19.237.542026-07-03 → 2026-07-14 · 3 obs
○ 2017-12-14 07:40:34
● 2026-07-03 20:20:54
● 2026-07-14 05:06:06
A81.83.4.2202015-08-20 → 2017-12-14 · 4 obs
● 2015-08-20 07:13:24
● 2017-12-14 07:40:34
○ 2026-07-03 20:20:54
○ 2026-07-14 05:06:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
lu1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu...14 records
isotrie.luns3.european-server.com, ns4.european-server.com-

✅ Authoritative Response

Server:86.39.202.67

NS records: ns3.european-server.com, ns4.european-server.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isotrie.lu (unsigned zone)

⏱️ Timing

Total: 989ms | Queries: -

📄 Records

TypeCountSample Data
A1217.19.237.54
NS3ns1.european-server.eu, ns4.european-server.com...
MX2mx.mailprotect.be (pri: 50), isotrie-lu.mail.eo.outlook.com (pri: 10)
TXT3domain-verification:0f453bf7df67cfbfca6a, MS=ms53677601...
SOA1ns3.european-server.com hostmaster.isotr

📌 Glue Records Collected

Total: 14

In-bailiwick: 14 (1.ns.lu, 1.ns.lu, g.dns.lu...)

Analysis

IP Addresses

isotrie.lu has exactly one IP address — 217.19.237.54.

city-den.com, geurtscarcenter.be, bestdiamonds.co.uk plus two other host names have IP numbers in common with isotrie.lu.

Name Servers

Three name servers are authoritative for isotrie.lu: ns3.european-server.com, ns4.european-server.com and ns1.european-server.eu.

There is at least partial name server overlap between isotrie.lu and other domains — in2-concrete.com, ginplaza.be, deschepping.be and two more among them.

The name servers ns3.combell.net, ns4.combell.net and ns1.combell.eu are often found in combination with these name servers.

ns3.european-server.com resolves to 83.217.73.172 and 2a00:1c98::53:1. ns4.european-server.com resolves to 86.39.202.67 and 2001:1598:0:101::3. ns1.european-server.eu resolves to 89.44.166.48 and 2a00:1c98:50::50. All three hostnames point to two IP numbers each.

Mail Servers

isotrie.lu uses two mail servers, mx.mailprotect.be and isotrie-lu.mail.eo.outlook.com.

At least some of the mail servers used by isotrie.lu are shared with other domains: tryx.be, vakantie.be, marmottegranfondopyrenees.com and two others among them.

These mail servers tend to be used in conjunction with the mail servers mx.backup.mailprotect.be.

Hosts with 8 IP addresses each:

isotrie-lu.mail.eo.outlook.com carries IP addresses 52.101.68.3, 52.101.68.10 and 52.101.68.29, with 5 other addresses beyond those.

Host names with four IP addresses:

mx.mailprotect.be resolves to four IP addresses — 178.208.39.140, 178.208.39.141, 178.208.39.142 and 178.208.39.143.