dewalock.jp - robtex.com
dewalock.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.231.137🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv356.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | dewalock.jp ⭐ | ||||||
| A | 183.90.231.137🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv356.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv356.xbiz.ne.jp +a:dewalock.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
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=1774599303 | ||||||
MX for
dewalock.jp |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 08:40:54
●NSns2.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 08:40:54
●NSns3.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 08:40:54
●MXdewalock.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 08:40:54
●A183.90.231.1372026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 08:40:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, f.dns.jp, d.dns.jp, a.dns.jp... | - |
| dewalock.jp | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dewalock.jp (unsigned zone)
⏱️ Timing
Total: 840ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.137 |
| NS | 3 | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp... |
| MX | 1 | dewalock.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv356.xbiz.ne.jp +a:dewalock.j |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp)
Analysis
Mail Server Role
For dewalock.jp, the mail server is dewalock.jp.
IP Addresses
dewalock.jp points to a single IP number: 183.90.231.137.
other host names for instance sanyo-paper.co.jp, tatsumi.com, globalprwire.com, www.tatsumi.com and www.marunaka.tv share IP numbers with dewalock.jp.
Name Servers
dewalock.jp is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
dewalock.jp at least partially shares name servers with other domains, for instance halinc.co.jp, kyogei.com, fukutanicorp.com, kokusai-hoiku.jp and koyorad.co.jp.
Host names with one IP number:
ns1.xbiz.ne.jp points to 157.112.182.247.
ns2.xbiz.ne.jp points to 35.76.79.244.
ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
One mail server handles dewalock.jp.
Host name dewalock.jp points to IP address 183.90.231.137.