optihoren.com - robtex.com
optihoren.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 83.172.129.96🇳🇱 NEDZONE-AS83.172.128.0/22 | ||||||
| PTR | ns1.doorpointserver.nl | ||||||
| NS | ns1.doorpointserver.nl ⭐ | ||||||
| A | 83.172.129.96🇳🇱 NEDZONE-AS83.172.128.0/22 | ||||||
| PTR | ns1.doorpointserver.nl | ||||||
| NS | ns2.doorpointserver.nl | ||||||
| A | 83.172.129.96🇳🇱 NEDZONE-AS83.172.128.0/22 | ||||||
| PTR | ns1.doorpointserver.nl | ||||||
| A | 83.172.130.96🇳🇱 NEDZONE-AS83.172.128.0/22 | ||||||
| PTR | ns1.doorpointserver.nl | ||||||
| MX | mail.optihoren.com ⭐ | ||||||
| A | 83.172.129.96🇳🇱 NEDZONE-AS83.172.128.0/22 | ||||||
| PTR | ns1.doorpointserver.nl | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.doorpointserver.nlno_reply@doorpointserver.nl 2025-07-23 #2 | ||||||
com
| 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=1774991512 | ||||||
Subdomains
mail.optihoren.com |
Same first word
optihoren.eu |
optihoren.nl |
optihoren.com |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.doorpointserver.nl2015-06-11 → 2026-03-31 · 2 obs
● 2026-03-31 21:15:42
●NSns2.doorpointserver.nl2015-06-11 → 2026-03-31 · 2 obs
● 2026-03-31 21:15:42
●MXmail.optihoren.com2015-06-11 → 2026-03-31 · 2 obs
● 2026-03-31 21:15:42
●A83.172.129.962026-03-05 → 2026-03-31 · 3 obs
● 2026-03-05 00:47:04
● 2026-03-31 21:15:42
○A83.172.150.552015-06-11 → 2017-07-08 · 4 obs
● 2017-07-08 00:51:38
○ 2026-03-05 00:47:04
○ 2026-03-31 21:15:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optihoren.com | ns1.doorpointserver.nl, ns2.doorpointserver.nl | - |
✅ Authoritative Response
Server:83.172.129.96
NS records: ns1.doorpointserver.nl, ns2.doorpointserver.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optihoren.com (unsigned zone)
⏱️ Timing
Total: 2321ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 83.172.129.96 |
| NS | 2 | ns1.doorpointserver.nl, ns2.doorpointserver.nl |
| MX | 1 | mail.optihoren.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ?all |
| SOA | 1 | ns1.doorpointserver.nl no_reply.doorpoin |
Analysis
Hierarchy
optihoren.com is the parent of mail.optihoren.com.
IP Addresses
optihoren.com points to IP number 83.172.129.96.
For instance, other host names mail.fassade.nl, mail.optihoren.eu, scorebord.eu, pensioenbestuurders.org and mail.air-aqua.de share IP numbers with optihoren.com.
Name Servers
optihoren.com is delegated to two name servers: ns1.doorpointserver.nl and ns2.doorpointserver.nl.
optihoren.com uses the same name server setup as other domains such as wtnbv.nl, tmchange.com, pensioenbestuurders.net, optihoren.nl and wisdomleadership.nl.
Host names with two IP numbers: ns2.doorpointserver.nl points to 83.172.129.96 and 83.172.130.96.
Host names with one IP number: ns1.doorpointserver.nl points to 83.172.129.96.
Host names that point to 83.172.129.96: ns2.doorpointserver.nl and ns1.doorpointserver.nl.
Mail Servers
optihoren.com is handled by a single mail server, mail.optihoren.com.
mail.optihoren.com points to a single IP: 83.172.129.96.