mail.m-key.jp - robtex.com
mail.m-key.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 203.137.75.19๐ฏ๐ต IDC203.137.64.0/20 Frontier Inc. | ||||||
| PTR | sv203137075019.extlink.co.jp | ||||||
m-key.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 203.137.75.113๐ฏ๐ต IDC203.137.64.0/20 Frontier Inc. | ||||||
| NS | ns.m-key.jp โญ | ||||||
| NS | ns1.dns-domain.jp | ||||||
| NS | ns2.dns-domain.jp | ||||||
| NS | ns3.dns-domain.jp | ||||||
| NS | ns4.dns-domain.jp | ||||||
| NS | ns5.dns-domain.jp | ||||||
| MX | mail.m-key.jp โญ | ||||||
| TXT | v=spf1 a mx +ip4:203.137.75.105 ~all | ||||||
| SOA | ns.m-key.jppostmaster@m-key.jp 2010-01-28 #37 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
โA203.137.75.192026-03-05 โ 2026-05-12 ยท 2 obs
โ 2026-03-05 20:02:38
โ 2026-05-12 05:22:24
โ 2026-05-12 05:22:24
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| m-key.jp | ns2.dns-domain.jp, ns4.dns-domain.jp, ns1.dns-domain.jp, ns3.dns-domain.jp... | 4 records |
โ Authoritative Response
Server:202.218.51.200
NS records: ns2.dns-domain.jp, ns4.dns-domain.jp, ns1.dns-domain.jp, ns3.dns-domain.jp, ns5.dns-domain.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for m-key.jp (unsigned zone)
โฑ๏ธ Timing
Total: 1422ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.137.75.19 |
๐ Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns4.dns-domain.jp, ns3.dns-domain.jp, ns2.dns-domain.jp...)
Analysis
Mail Server Role
mail.m-key.jp functions as a mail server for m-key.jp.
IP Addresses
mail.m-key.jp resolves to one IP number: 203.137.75.19.
other host names including mail.sanyo-1967.com, mail.body-pit.com, mail.rental-hori.com, mail.momi-noki.com and mail.jan-net.com share IP numbers with mail.m-key.jp.