mail.oaktech.co.jp - robtex.com
mail.oaktech.co.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 162.43.121.145๐ฏ๐ต XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv14344.xserver.jp | ||||||
oaktech.co.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 162.43.121.145๐ฏ๐ต XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| NS | ns1.xserver.jp โญ | ||||||
| NS | ns2.xserver.jp | ||||||
| NS | ns3.xserver.jp | ||||||
| NS | ns4.xserver.jp | ||||||
| NS | ns5.xserver.jp | ||||||
| MX | sv14344.xserver.jp โญ | ||||||
| TXT | v=spf1 +a:sv14344.xserver.jp +a:oaktech.co.jp +mx include:spf.sender.xserver.... | ||||||
| SOA | ns1.xserver.jproot@xserver.jp serial=0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
โA162.43.121.1452026-03-10 โ 2026-05-13 ยท 3 obs
โ 2019-12-13 15:28:06
โ 2026-03-10 05:38:28
โ 2026-05-13 09:53:06
โ 2026-03-10 05:38:28
โ 2026-05-13 09:53:06
โA59.106.152.632019-12-13 โ 2019-12-13 ยท 3 obs
โ 2019-12-13 15:28:06
โ 2026-03-10 05:38:28
โ 2026-05-13 09:53:06
โ 2026-03-10 05:38:28
โ 2026-05-13 09:53:06
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, e.dns.jp, a.dns.jp, d.dns.jp... | - |
| oaktech.co.jp | ns5.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns1.xserver.jp... | 11 records |
โ Authoritative Response
Server:202.226.36.246
NS records: ns5.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns1.xserver.jp, ns3.xserver.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for oaktech.co.jp (unsigned zone)
โฑ๏ธ Timing
Total: 712ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.121.145 |
๐ Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)
Analysis
IP Addresses
mail.oaktech.co.jp points to IP number: 162.43.121.145.
Other host names such as block.jp, www.mcjstudio.com, oaktech.co.jp, teijuen-niwamasa.com and sv14344.xserver.jp share IPs with mail.oaktech.co.jp.