flexsim.be - dns.ninja
flexsim.be
| DNSSEC | ⚠️ Not signed | ||||||
| A | 141.138.137.136🇳🇱 TRANSIP-AS141.138.136.0/21 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | srv12333.hostingserver.nl | ||||||
| NS | ns1.dn-s.nl ⭐ | ||||||
| A | 2a06:2ec0:1::10🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| A | 185.104.28.19🇳🇱 AS-ZXCS185.104.28.0/24 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| NS | ns2.dn-s.nl | ||||||
| A | 2a03:b0c0:3:d0::116:2001🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| A | 46.101.179.64🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| NS | ns3.dn-s.nl | ||||||
| A | 2a03:b0c0:2:d0::57:1001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| A | 178.62.208.8🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| NS | ns4.dn-s.nl | ||||||
| A | 2a06:2ec0:1:a::d53🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns.zxcs.de | ||||||
| A | 185.220.172.14🇩🇪 AS-ZXCS185.220.172.0/24 VIMEXX | ||||||
| PTR | ns.zxcs.de | ||||||
| MX | mail.flexsim.be ⭐ | ||||||
| A | 80.101.91.220 | ||||||
| PTR | 80-101-91-220.fixed.kpn.net | ||||||
| SOA | ns1.dn-s.nlhostmaster@flexsim.be 2021-01-01 #0 | ||||||
be
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nsset.be ⭐ | ||||||
| NS | b.nsset.be | ||||||
| NS | c.nsset.be | ||||||
| NS | d.nsset.be | ||||||
| NS | y.nsset.be | ||||||
| NS | z.nsset.be | ||||||
| SOA | a.nsset.bebe-hostmaster@dnsbelgium.be serial=1028251194 | ||||||
Subdomains
mail.flexsim.be |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns3.dn-s.nl2026-02-25 → 2026-06-28 · 3 obs
● 2026-02-25 14:07:42
● 2026-06-28 03:42:36
●NSns4.dn-s.nl2026-02-25 → 2026-06-28 · 3 obs
● 2026-02-25 14:07:42
● 2026-06-28 03:42:36
●MXmail.flexsim.be2015-07-11 → 2026-06-28 · 2 obs
● 2026-06-28 03:42:36
●A141.138.137.1362026-02-25 → 2026-06-28 · 3 obs
● 2026-02-25 14:07:42
● 2026-06-28 03:42:36
○A91.205.35.1832015-07-11 → 2018-07-16 · 4 obs
● 2018-07-16 00:05:38
○ 2026-02-25 14:07:42
○ 2026-06-28 03:42:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| be | b.nsset.be, d.nsset.be, z.nsset.be, y.nsset.be... | - |
| flexsim.be | ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl | - |
✅ Authoritative Response
Server:185.220.172.14
NS records: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for flexsim.be (unsigned zone)
⏱️ Timing
Total: 857ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 141.138.137.136 |
| NS | 4 | ns2.dn-s.nl, ns1.dn-s.nl... |
| MX | 1 | mail.flexsim.be (pri: 10) |
| SOA | 1 | ns1.dn-s.nl hostmaster.flexsim.be |
Analysis
Hierarchy
mail.flexsim.be is delegated beneath flexsim.be.
IP Addresses
flexsim.be resolves to just one IP address, 141.138.137.136.
Two other host names, along with it2day.be, daeldersplak.nl and mail.inprotech.nl, also share IP numbers with flexsim.be.
Name Servers
The NS records for flexsim.be point to four name servers: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl.
There is at least partial name server overlap between flexsim.be and other domains — schippers.ro, stoutjesdijk.net, designmount.info and two more among them.
These name servers regularly appear alongside ns2.dn-s.be, ns3.dn-s.eu, ns4.dn-s.org and 4 other name servers in NS record sets.
All four hostnames — ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl — resolve to two IP numbers apiece: ns1.dn-s.nl to 185.104.28.19 and 2a06:2ec0:1::10; ns2.dn-s.nl to 46.101.179.64 and 2a03:b0c0:3:d0::116:2001; ns3.dn-s.nl to 178.62.208.8 and 2a03:b0c0:2:d0::57:1001; ns4.dn-s.nl to 185.220.172.14 and 2a06:2ec0:1:a::d53.
Mail Servers
The sole mail server for flexsim.be is mail.flexsim.be.
mail.flexsim.be points to one IP number — 80.101.91.220.