opensnp.jp - robtex.com
opensnp.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.166.146.150🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| PTR | sys150.opensnp.jp | ||||||
| NS | ns1.memenet.or.jp ⭐ | ||||||
| A | 210.166.146.2🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| PTR | ns1.memenet.or.jp | ||||||
| NS | cache.memenet.or.jp | ||||||
| A | 210.166.146.8🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| PTR | cache.memenet.or.jp | ||||||
| NS | ns2.memenet.or.jp | ||||||
| A | 210.166.146.20🇯🇵 KDDI210.166.128.0/18 -P | ||||||
| PTR | ns2.memenet.or.jp | ||||||
| MX | mail.opensnp.jp ⭐ | ||||||
| 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 | ||||||
| SOA | ns1.memenet.or.jproot@ns1.memenet.or.jp 2025-12-18 #1 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774817103 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NScache.memenet.or.jp2015-06-06 → 2026-03-29 · 2 obs
● 2026-03-29 21:02:04
●NSns1.memenet.or.jp2015-06-06 → 2026-03-29 · 2 obs
● 2026-03-29 21:02:04
●NSns2.memenet.or.jp2015-06-06 → 2026-03-29 · 2 obs
● 2026-03-29 21:02:04
●MXmail.opensnp.jp2015-06-06 → 2026-03-29 · 2 obs
● 2026-03-29 21:02:04
●A210.166.146.1502026-03-24 → 2026-03-29 · 3 obs
● 2026-03-24 01:21:52
● 2026-03-29 21:02:04
○A210.166.146.1522015-06-06 → 2017-04-24 · 4 obs
● 2017-04-24 04:59:18
○ 2026-03-24 01:21:52
○ 2026-03-29 21:02:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.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: 900ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.166.146.150 |
| NS | 3 | ns2.memenet.or.jp, cache.memenet.or.jp... |
| MX | 1 | mail.opensnp.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:210.166.146.0/24 ~all |
| SOA | 1 | ns1.memenet.or.jp root.ns1.memenet.or.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.memenet.or.jp, ns2.memenet.or.jp, cache.memenet.or.jp)
Analysis
Hierarchy
opensnp.jp has base.opensnp.jp, sys150.opensnp.jp and mail.opensnp.jp as children.
IP Addresses
opensnp.jp points to a single IP address: 210.166.146.150.
Other host names such as mail.opensnp.jp, hyocom.jp, base.opensnp.jp, sys150.opensnp.jp and sns-base.memenet.or.jp share IPs with opensnp.jp.
Name Servers
opensnp.jp is delegated to three name servers: cache.memenet.or.jp, ns1.memenet.or.jp and ns2.memenet.or.jp.
opensnp.jp at least partially shares name servers with other domains, for example aiefu.jp, kanzo.com, ako-art.jp, sakinet.ne.jp and ti-office.jp.
These name servers are often used together with ns1.omp.ne.jp and ns.sakinet.ne.jp.
Host names with a single IP address:
cache.memenet.or.jp resolves to 210.166.146.8.
ns1.memenet.or.jp resolves to 210.166.146.2.
ns2.memenet.or.jp resolves to 210.166.146.20.
Mail Servers
The mail.opensnp.jp mail server handles opensnp.jp.
mail.opensnp.jp points to a single IP number: 210.166.146.150.