www.efficient.co.jp - robtex.com
www.efficient.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.193.11.40🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
| PTR | ec2-52-193-11-40.ap-northeast-1.compute.amazonaws.com | ||||||
efficient.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.193.11.40🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| NS | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| NS | 05.dnsv.jp ⚠️ Not in zone NS records | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| MX | alt2.aspmx.l.google.com(20) | ||||||
| MX | aspmx2.googlemail.com(30) | ||||||
| MX | aspmx3.googlemail.com(30) | ||||||
| MX | aspmx4.googlemail.com(30) | ||||||
| MX | aspmx5.googlemail.com(30) | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1463183558 | ||||||
WOT: SUSPICIOUS (1/100)
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A52.193.11.402018-09-25 → 2026-04-28 · 2 obs
● 2018-09-25 06:08:28
● 2026-04-28 08:18:20
● 2026-04-28 08:18:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| efficient.co.jp | 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp, 05.dnsv.jp... | 7 records |
✅ Authoritative Response
Server:157.7.32.53
NS records: 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp, 05.dnsv.jp, 01.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for efficient.co.jp (unsigned zone)
⏱️ Timing
Total: 984ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.193.11.40 |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp...)
Analysis
IP Addresses
www.efficient.co.jp points to a single IP address: 52.193.11.40.
Other host names, for instance efficient.co.jp, share IP numbers with www.efficient.co.jp.