theor20.net - robtex.com
theor20.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.16.201.160🇨🇭 HOSTEUR-NET-CORE-CH46.16.200.0/22 | ||||||
| NS | dns1.hosteur.com ⭐ | ||||||
| A | 185.148.78.10🇨🇭 HOSTEUR-ANYCAST185.148.78.0/24 | ||||||
| PTR | dns1.hosteur.com | ||||||
| NS | dns2.hosteur.com | ||||||
| A | 46.182.4.128🇫🇷 HOSTEUR-NET-CORE46.182.4.0/22 | ||||||
| PTR | dns2.hosteur.com | ||||||
| MX | mail.theor20.net ⭐ | ||||||
| A | 46.16.201.160🇨🇭 HOSTEUR-NET-CORE-CH46.16.200.0/22 | ||||||
| TXT | v=spf1 ptr:theor20.net mx ip4:46.16.201.160 a:theor20.net ~all | ||||||
| SOA | dns1.hosteur.comwebmaster@hosteur.com 2015-11-27 #60 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786359279 | ||||||
Subdomains
Same first word
theor20.net |
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns1.hosteur.com2015-06-26 → 2026-08-10 · 2 obs
● 2026-08-10 11:18:40
●NSdns2.hosteur.com2015-06-26 → 2026-08-10 · 2 obs
● 2026-08-10 11:18:40
●MXmail.theor20.net2015-06-26 → 2026-08-10 · 2 obs
● 2026-08-10 11:18:40
●A46.16.201.1602015-06-26 → 2026-08-10 · 2 obs
● 2026-08-10 11:18:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| theor20.net | dns1.hosteur.com, dns2.hosteur.com | - |
✅ Authoritative Response
Server:46.182.4.128
NS records: dns1.hosteur.com, dns2.hosteur.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for theor20.net (unsigned zone)
⏱️ Timing
Total: 408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.16.201.160 |
| NS | 2 | dns2.hosteur.com, dns1.hosteur.com |
| MX | 1 | mail.theor20.net (pri: 10) |
| TXT | 1 | v=spf1 ptr:theor20.net mx ip4:46.16.201. |
| SOA | 1 | dns1.hosteur.com webmaster.hosteur.com |
Analysis
Hierarchy
mail.theor20.net and rt.theor20.net are both subdomains of theor20.net.
IP Addresses
theor20.net resolves to one IP address: 46.16.201.160.
Additional host names — including rt.theor20.net and mail.theor20.net — share IP numbers with theor20.net.
Name Servers
theor20.net is served by two delegated name servers, dns1.hosteur.com and dns2.hosteur.com.
theor20.net uses the same name servers as several other domains — among them ets-chauvin.fr, sante-femme-pitie-salpetriere.fr, sylvestre.fr and two more.
dns1.hosteur.com directs to 185.148.78.10 and dns2.hosteur.com directs to 46.182.4.128; each host name points to exactly one IP number.
Mail Servers
Mail for theor20.net is handled by a single mail server, mail.theor20.net.
There is one IP number for mail.theor20.net: 46.16.201.160.