mx.optis.org - robtex.com
mx.optis.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.206.94🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
optis.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.50🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | optis.org ⭐ | ||||||
| NS | dnss10.so-net.ne.jp | ||||||
| NS | dnss11.so-net.ne.jp | ||||||
| MX | mx.optis.org ⭐ | ||||||
| TXT | v=spf1 include:_spf.shared-server.net +mx ~all | ||||||
| SOA | optis.orghostmaster@optis.org serial=2602171610 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A153.122.206.942026-03-17 → 2026-03-26 · 2 obs
● 2026-03-17 13:51:52
● 2026-03-26 21:49:10
● 2026-03-26 21:49:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| optis.org | dnss11.so-net.ne.jp, dnss10.so-net.ne.jp | - |
✅ Authoritative Response
Server:210.139.255.1
NS records: dnss11.so-net.ne.jp, dnss10.so-net.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optis.org (unsigned zone)
⏱️ Timing
Total: 982ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.206.94 |
Analysis
Mail Server Role
mx.optis.org is the mail server for optis.org.
IP Addresses
mx.optis.org resolves to one IP number: 153.122.206.94.
other host names including mx.729shichifuku.jp, mx.art-stage.jp, mx.eob.jp, mx.imazo.co.jp and mx.imono.com share IP numbers with mx.optis.org.