flexfirm.nl - robtex.com
flexfirm.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-26 05:30:02 +0000 (EPOCH 1774503002) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-26 #11 | ||||||
Subdomains
mail.flexfirm.nl |
Same first word
Similar names
DNS History
20 records (5 active, 15 former)
○NSauth01.dns.trueserver.nl2008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-07 01:49:50
○ 2026-03-26 06:27:02
○NSauth02.dns.trueserver.nl2008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-07 01:49:50
○ 2026-03-26 06:27:02
○NSauth03.dns.trueserver.nl2008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-07 01:49:50
○ 2026-03-26 06:27:02
○NSns0.transip.net2015-06-07 → 2016-03-27 · 5 obs
● 2015-06-07 01:49:50
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
○NSns1.flexfirm.nl2018-10-13 → 2018-10-13 · 4 obs
● 2018-10-13 12:40:24
○ 2026-02-19 19:12:38
○ 2026-03-26 06:27:02
●NSns1.middelkoop.cc2016-09-07 → 2026-03-26 · 3 obs
● 2016-09-07 19:34:08
● 2026-03-26 06:27:02
○NSns1.transip.nl2015-06-07 → 2016-03-27 · 5 obs
● 2015-06-07 01:49:50
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
●NSns2.middelkoop.cc2016-09-07 → 2026-03-26 · 3 obs
● 2016-09-07 19:34:08
● 2026-03-26 06:27:02
○NSns2.transip.eu2015-06-07 → 2016-03-27 · 5 obs
● 2015-06-07 01:49:50
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
●MXflexfirm-nl.mail.protection.outlook.com2015-06-07 → 2026-03-26 · 3 obs
● 2015-06-07 01:49:50
● 2026-03-26 06:27:02
○MXmail.flexfirm.nl2008-11-28 → 2016-03-27 · 4 obs
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
○MXrelay.transip.nl2015-06-07 → 2016-03-27 · 5 obs
● 2015-06-07 01:49:50
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
●A168.119.0.1372026-02-19 → 2026-03-26 · 3 obs
● 2026-02-19 19:12:38
● 2026-03-26 06:27:02
○A2a01:4f8:13b:1a10::22018-10-13 → 2018-10-13 · 4 obs
● 2018-10-13 12:40:24
○ 2026-02-19 19:12:38
○ 2026-03-26 06:27:02
●A2a01:4f8:242:4baa::22026-02-19 → 2026-03-26 · 3 obs
● 2026-02-19 19:12:38
● 2026-03-26 06:27:02
○A5.9.150.982016-09-07 → 2017-04-08 · 5 obs
● 2016-09-07 19:34:08
● 2017-04-08 00:14:10
○ 2018-10-13 12:40:24
○ 2026-03-26 06:27:02
○A80.69.67.452015-06-07 → 2015-06-07 · 4 obs
● 2015-06-07 01:49:50
○ 2015-10-21 05:06:44
○ 2026-03-26 06:27:02
○A84.38.224.1532008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-07 01:49:50
○ 2026-03-26 06:27:02
○A94.130.218.82018-10-13 → 2018-10-13 · 4 obs
● 2018-10-13 12:40:24
○ 2026-02-19 19:12:38
○ 2026-03-26 06:27:02
○A95.170.70.2492015-10-21 → 2016-03-27 · 5 obs
● 2015-10-21 05:06:44
● 2016-03-27 17:44:28
○ 2016-09-07 19:34:08
○ 2026-03-26 06:27:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns1.dns.nl, ns4.dns.nl | - |
| flexfirm.nl | ns1.middelkoop.cc, ns2.middelkoop.cc | - |
✅ Authoritative Response
Server:88.198.52.228
NS records: ns1.middelkoop.cc, ns2.middelkoop.cc
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 642ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.119.0.137 |
| AAAA | 1 | 2a01:4f8:242:4baa::2 |
| NS | 2 | ns1.middelkoop.cc, ns2.middelkoop.cc |
| MX | 1 | flexfirm-nl.mail.protection.outlook.com |
| TXT | 3 | mailerlite-domain-verification=f33059517, v=spf1 include:spf.middelkoop.cc include... |
| SOA | 1 | ns1.middelkoop.cc webmaster.flexfirm.nl |
Analysis
Hierarchy
The parent of mail.flexfirm.nl is flexfirm.nl.
IP Addresses
Two IP numbers are pointed to by flexfirm.nl: 2a01:4f8:242:4baa::2 and 168.119.0.137.
other host names include mail.lekkersapje.nl, mail.s4719.croesinternet.nl, spamfilter2.lekkersapje.nl, modeltreinmarkt.nl and makocleaning.com; they share IP numbers with flexfirm.nl.
Name Servers
Two name servers ns1.middelkoop.cc and ns2.middelkoop.cc handle the delegation for flexfirm.nl.
flexfirm.nl shares the same name server setup as other domains, for instance ballieman.com, treinbaan.nl, trackstravel.nl, pvissers.nl and 4xa.nl.
flexfirm.nl at least partially shares name servers with other domains, including feedbackcompany.us and feedbackcompany.io.
These name servers are commonly used alongside ns3.middelkoop.cc.
Host names with two IP numbers:
ns1.middelkoop.cc points to 2a01:4f8:242:4baa::2 and 168.119.0.137.
ns2.middelkoop.cc points to 2a01:4f8:221:4358::2 and 88.198.52.228.
Mail Servers
flexfirm.nl is handled by a single mail server, flexfirm-nl.mail.protection.outlook.com.
Hostname flexfirm-nl.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::9, 2a01:111:f403:ca09::b, 52.101.68.0, 52.101.73.4, 52.101.73.12 and 52.101.73.30.