mx.j-sys.co.jp - robtex.com
mx.j-sys.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
j-sys.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.15🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| NS | ns.namedserver.net | ||||||
| MX | smtp.google.com ⭐ | ||||||
| TXT | v=spf1 include:_spf.google.com ~all | ||||||
| TXT | google-site-verification=OeeB0kGiISo8lrsLO-jmvZV-Dh11mOcARq3B7YDKg-Y | ||||||
| TXT | google-gws-recovery-domain-verification=49939766 | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=9 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A153.122.206.1142026-03-27 → 2026-03-27 · 2 obs
○ 2016-12-20 11:21:44
● 2026-03-27 20:35:00
● 2026-03-27 20:35:00
○A211.13.204.42016-12-17 → 2016-12-20 · 3 obs
● 2016-12-17 11:53:18
● 2016-12-20 11:21:44
○ 2026-03-27 20:35:00
● 2016-12-20 11:21:44
○ 2026-03-27 20:35:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, c.dns.jp, h.dns.jp, f.dns.jp... | - |
| j-sys.co.jp | ns.namedserver.net, ns2.namedserver.net | - |
✅ Authoritative Response
Server:157.120.112.212
NS records: ns.namedserver.net, ns2.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j-sys.co.jp (unsigned zone)
⏱️ Timing
Total: 1230ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.206.114 |
Analysis
IP Addresses
mx.j-sys.co.jp resolves to one IP number: 153.122.206.114.
other host names including mx.itm-net.jp, mx.reox.co.jp, mx.aves-shop.ne.jp, mx.jaac.co.jp and mx.spirits-jp.com share IP numbers with mx.j-sys.co.jp.