sys150.opensnp.jp - robtex.com
sys150.opensnp.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.166.146.150🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| PTR | sys150.opensnp.jp | ||||||
| TXT | v=spf1 ip4:210.166.146.0/24 ~all | ||||||
opensnp.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.166.146.150🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| NS | ns1.memenet.or.jp ⭐ | ||||||
| NS | cache.memenet.or.jp | ||||||
| NS | ns2.memenet.or.jp | ||||||
| MX | mail.opensnp.jp ⭐ | ||||||
| TXT | v=spf1 ip4:210.166.146.0/24 ~all | ||||||
| SOA | ns1.memenet.or.jproot@ns1.memenet.or.jp 2025-12-18 #1 | ||||||
PTR for
DNS History
1 record (1 active, 0 former)
●A210.166.146.1502026-03-24 → 2026-03-29 · 2 obs
● 2026-03-24 01:21:50
● 2026-03-29 22:43:36
● 2026-03-29 22:43:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| opensnp.jp | ns1.memenet.or.jp, ns2.memenet.or.jp, cache.memenet.or.jp | 3 records |
✅ Authoritative Response
Server:210.166.146.2
NS records: ns1.memenet.or.jp, ns2.memenet.or.jp, cache.memenet.or.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensnp.jp (unsigned zone)
⏱️ Timing
Total: 791ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.166.146.150 |
| TXT | 1 | v=spf1 ip4:210.166.146.0/24 ~all |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.memenet.or.jp, ns2.memenet.or.jp, cache.memenet.or.jp)
Analysis
IP Addresses
sys150.opensnp.jp points to a single IP number: 210.166.146.150.
other host names for instance hyocom.jp, base.opensnp.jp, sns-base.memenet.or.jp, opensnp.jp and m.hyocom.jp share IP numbers with sys150.opensnp.jp.