mx.so-sei.jp - robtex.com
mx.so-sei.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.91🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-05.gmoserver.jp | ||||||
so-sei.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| NS | dns02.gmoserver.jp | ||||||
| MX | so-sei.jp ⭐ | ||||||
| MX | mx.so-sei.jp(10) | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| TXT | google-site-verification=8-IjnpecCxlddxE0wW7tRdlDfnC7vlW5qNfjhhwwO5A | ||||||
| SOA | dns01.gmoserver.jphostmaster@so-sei.jp 2021-06-04 #10 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A157.7.144.132015-07-18 → 2016-04-30 · 3 obs
● 2015-07-18 14:10:08
● 2016-04-30 10:39:52
○ 2026-03-27 13:32:30
● 2016-04-30 10:39:52
○ 2026-03-27 13:32:30
●A160.251.229.912026-03-27 → 2026-03-27 · 2 obs
○ 2016-04-30 10:39:52
● 2026-03-27 13:32:30
● 2026-03-27 13:32:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| so-sei.jp | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for so-sei.jp (unsigned zone)
⏱️ Timing
Total: 1480ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.91 |
Analysis
Mail Server Role
mx.so-sei.jp is the mail server for so-sei.jp.
so-sei.jp is a common mail server alongside mx.so-sei.jp.
IP Addresses
mx.so-sei.jp points to a single IP number: 160.251.229.91.
other host names for instance mx.mokur.com, mx.snt.jp, mx.neojnet.com, mx.sat119.net and mx.tec.co.jp share IP numbers with mx.so-sei.jp.