big.okserver.jp - robtex.com
big.okserver.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.55.165🇯🇵 AS131921153.122.48.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | p3.okserver.jp | ||||||
| TXT | v=spf1 ip4:big.okserver.jp ~all | ||||||
okserver.jp
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A153.122.55.1652020-01-12 → 2026-03-28 · 2 obs
● 2020-01-12 19:52:14
● 2026-03-28 08:33:52
● 2026-03-28 08:33:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| okserver.jp | ns2.value-domain.com, ns4.value-domain.com, ns1.value-domain.com, ns3.value-domain.com... | - |
✅ Authoritative Response
Server:172.64.53.3
NS records: ns2.value-domain.com, ns4.value-domain.com, ns1.value-domain.com, ns3.value-domain.com, ns5.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for okserver.jp (unsigned zone)
⏱️ Timing
Total: 1094ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.55.165 |
| TXT | 1 | v=spf1 ip4:big.okserver.jp ~all |
Analysis
Mail Server Role
big.okserver.jp is the mail server for okserver.jp.
okserver.jp, 74-yakuin-schedule.okserver.jp and acty.okserver.jp are commonly used as mail servers alongside big.okserver.jp.
IP Addresses
big.okserver.jp resolves to one IP number: 153.122.55.165.
other host names including will.okserver.jp, bigcms.okserver.jp, j-carnival.okserver.jp, chura.okserver.jp and repra.okserver.jp share IP numbers with big.okserver.jp.