prof.be - dns.ninja
prof.be
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 20.56.11.145🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | server.lyskamm.eu | ||||||
| NS | ns2.lyskamm.eu ⭐ | ||||||
| A | 20.56.11.145🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | server.lyskamm.eu | ||||||
| NS | ns.lyskamm.eu | ||||||
| A | 20.56.11.145🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | server.lyskamm.eu | ||||||
| MX | mail.prof.be ⭐ | ||||||
| A | 20.56.11.145🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | server.lyskamm.eu | ||||||
| TXT | v=spf1 mx a a:gateway.internet-service.be -all | ||||||
| SOA | ns.lyskamm.eudries\@verbraeken.outlook.com 2023-05-13 #12 | ||||||
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=1028254110 | ||||||
Subdomains
mail.prof.be |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSns.internetworking.be2015-08-02 → 2017-03-31 · 4 obs
● 2017-03-31 23:44:42
○ 2026-03-02 05:26:58
○ 2026-07-20 07:13:32
●NSns.lyskamm.eu2026-03-02 → 2026-07-20 · 3 obs
● 2026-03-02 05:26:58
● 2026-07-20 07:13:32
○NSns2.internetworking.be2015-08-02 → 2017-03-31 · 4 obs
● 2017-03-31 23:44:42
○ 2026-03-02 05:26:58
○ 2026-07-20 07:13:32
●NSns2.lyskamm.eu2026-03-02 → 2026-07-20 · 3 obs
● 2026-03-02 05:26:58
● 2026-07-20 07:13:32
●MXmail.prof.be2015-08-02 → 2026-07-20 · 2 obs
● 2026-07-20 07:13:32
○A109.237.218.1132015-08-02 → 2017-03-31 · 4 obs
● 2017-03-31 23:44:42
○ 2026-03-02 05:26:58
○ 2026-07-20 07:13:32
●A20.56.11.1452026-03-02 → 2026-07-20 · 3 obs
● 2026-03-02 05:26:58
● 2026-07-20 07:13:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| be | d.nsset.be, b.nsset.be, z.nsset.be, c.nsset.be... | 12 records |
| prof.be | ns2.lyskamm.eu, ns.lyskamm.eu | - |
✅ Authoritative Response
Server:20.56.11.145
NS records: ns2.lyskamm.eu, ns.lyskamm.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 900ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.56.11.145 |
| NS | 2 | ns.lyskamm.eu, ns2.lyskamm.eu |
| MX | 1 | mail.prof.be (pri: 10) |
| TXT | 1 | v=spf1 mx a a:gateway.internet-service.b |
| SOA | 1 | ns.lyskamm.eu dries\.verbraeken.outlook. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (d.nsset.be, d.nsset.be, b.nsset.be...)
Analysis
Hierarchy
mail.prof.be is a subdomain of prof.be.
IP Addresses
prof.be resolves to just one IP address, 20.56.11.145.
Two other host names, along with mail.internetworking.be, bozarc.be and ejimpex.com, also share IP numbers with prof.be.
Name Servers
DNS delegation for prof.be points to two name servers: ns2.lyskamm.eu and ns.lyskamm.eu.
prof.be shares its NS records with other domains, for example bozarc.eu, matjoez.com, vvtiv.be and two others.
The name servers for prof.be overlap at least in part with those of other domains, including verola.be and condes.be.
These name servers commonly appear alongside the name servers ns2.internetworking.be and ns.internetworking.be.
Both ns2.lyskamm.eu and ns.lyskamm.eu have a single IP address, 20.56.11.145, and share it.
Host names pointing to 20.56.11.145 IP addresses: ns2.lyskamm.eu and ns.lyskamm.eu.
Mail Servers
The sole mail server for prof.be is mail.prof.be.
mail.prof.be has exactly one IP number: 20.56.11.145.