klass.lu - robtex.com
klass.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.186.33.3🇫🇷 OVH213.186.32.0/19 ISP Paris, France | ||||||
| PTR | cluster015.ovh.net | ||||||
| NS | dns106.ovh.net ⭐ | ||||||
| A | 2001:41d0:d01::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns106.ovh.net | ||||||
| A | 5.196.41.1🇫🇷 OVH5.196.0.0/16 | ||||||
| PTR | dns106.ovh.net | ||||||
| NS | ns106.ovh.net | ||||||
| A | 2001:41d0:b00:fa00::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns106.ovh.net | ||||||
| A | 5.135.65.21🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | ns106.ovh.net | ||||||
| MX | mx1.ovh.net ⭐ | ||||||
| A | 188.165.47.122🇫🇷 OVH188.165.0.0/16 ISP Paris, France | ||||||
| PTR | mx1.ovh.net | ||||||
| MX | mx2.ovh.net(5) | ||||||
| A | 87.98.132.45🇫🇷 OVH87.98.128.0/17 ISP Paris, France | ||||||
| PTR | mx2.ovh.net | ||||||
| MX | mxb.ovh.net(100) | ||||||
| A | 46.105.45.21🇫🇷 OVH46.105.0.0/16 ISP Paris, France | ||||||
| PTR | mxb.ovh.net | ||||||
| TXT | google-site-verification=nsPC5eEpPbBMra--zToMAGuXAiwkFj2VrKxol5dgvVQ | ||||||
| TXT | v=spf1 include:mx.ovh.com ~all | ||||||
| SOA | dns106.ovh.nettech@ovh.net 2024-07-14 #0 | ||||||
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.lu ⭐ | ||||||
| NS | g.dns.lu | ||||||
| NS | i.dns.lu | ||||||
| NS | j.dns.lu | ||||||
| NS | k.dns.lu | ||||||
| NS | p.dns.lu | ||||||
| TXT | Exported: 2026-05-14 23:01:01 | ||||||
| SOA | ns1.dns.lunoc@restena.lu serial=1778792473 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●A213.186.33.32018-05-08 → 2026-05-14 · 2 obs
● 2026-05-14 21:46:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | j.dns.lu, g.dns.lu, i.dns.lu, ns1.dns.lu... | - |
| klass.lu | ns106.ovh.net, dns106.ovh.net | - |
✅ Authoritative Response
Server:5.135.65.21
NS records: ns106.ovh.net, dns106.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for klass.lu (unsigned zone)
⏱️ Timing
Total: 960ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.186.33.3 |
| NS | 2 | dns106.ovh.net, ns106.ovh.net |
| MX | 3 | mx1.ovh.net (pri: 1), mxb.ovh.net (pri: 100)... |
| TXT | 2 | google-site-verification=nsPC5eEpPbBMra-, v=spf1 include:mx.ovh.com ~all |
| SOA | 1 | dns106.ovh.net tech.ovh.net |
Analysis
IP Addresses
klass.lu points to a single IP address: 213.186.33.3.
Other host names such as matmckinley.com, cbka.fr, action12.org, mon-compte.org and monetkasisi.ch share IPs with klass.lu.
Name Servers
Two name servers dns106.ovh.net and ns106.ovh.net handle the delegation for klass.lu.
klass.lu shares the same name server setup as other domains, for example gemea.net, alcnett.com, xn--graphothrapeute-inb.com, sevicom.fr and grouplegal.pl.
Host names with two IP numbers:
dns106.ovh.net points to 2001:41d0:d01::2 and 5.196.41.1.
ns106.ovh.net points to 2001:41d0:b00:fa00::2 and 5.135.65.21.
Mail Servers
klass.lu is handled by three mail servers: mx1.ovh.net, mx2.ovh.net and mxb.ovh.net.
klass.lu shares at least partially some mail servers with other domains, for instance 3ci.eu, sol-et-fruits.be, maturescam.fr, servinstrumentation.eu and ines54.net.
These mail servers are often used with mx3.ovh.net and mx4.ovh.net.
Host names with a single IP address:
mx1.ovh.net resolves to 188.165.47.122.
mx2.ovh.net resolves to 87.98.132.45.
mxb.ovh.net resolves to 46.105.45.21.