plusc.co.jp - robtex.com
plusc.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.181.99.4🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc. | ||||||
| PTR | sv103.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 | plusc.co.jp ⭐ | ||||||
| A | 183.181.99.4🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc. | ||||||
| PTR | sv103.xbiz.ne.jp | ||||||
| TXT | google-site-verification=UiBtBakYK5GY9mkRqNbY1KR4tPQhlujjWzIARGv4dRA | ||||||
| TXT | v=spf1 +a:sv103.xbiz.ne.jp +a:plusc.co.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
plusc.co.jp |
Subdomains
www.plusc.co.jp |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSdns01.gmoserver.jp2015-08-21 → 2017-04-04 · 4 obs
● 2017-04-04 22:56:56
○ 2026-04-11 00:32:52
○ 2026-04-14 16:02:08
○NSdns02.gmoserver.jp2015-08-21 → 2017-04-04 · 4 obs
● 2017-04-04 22:56:56
○ 2026-04-11 00:32:52
○ 2026-04-14 16:02:08
●NSns1.xbiz.ne.jp2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:32:52
● 2026-04-14 16:02:08
●NSns2.xbiz.ne.jp2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:32:52
● 2026-04-14 16:02:08
●NSns3.xbiz.ne.jp2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:32:52
● 2026-04-14 16:02:08
○MXmx.plusc.co.jp2015-08-21 → 2017-04-04 · 4 obs
● 2017-04-04 22:56:56
○ 2026-04-11 00:32:52
○ 2026-04-14 16:02:08
●MXplusc.co.jp2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:32:52
● 2026-04-14 16:02:08
○A157.7.144.52015-08-21 → 2016-03-17 · 4 obs
● 2016-03-17 10:28:38
○ 2016-08-10 10:51:22
○ 2026-04-14 16:02:08
●A183.181.99.42026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:32:52
● 2026-04-14 16:02:08
○A210.157.8.612016-08-10 → 2017-04-04 · 5 obs
● 2016-08-10 10:51:22
● 2017-04-04 22:56:56
○ 2026-04-11 00:32:52
○ 2026-04-14 16:02:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| plusc.co.jp | ns3.xbiz.ne.jp, ns1.xbiz.ne.jp, ns2.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns3.xbiz.ne.jp, ns1.xbiz.ne.jp, ns2.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plusc.co.jp (unsigned zone)
⏱️ Timing
Total: 917ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.181.99.4 |
| NS | 3 | ns3.xbiz.ne.jp, ns1.xbiz.ne.jp... |
| MX | 1 | plusc.co.jp (pri: 0) |
| TXT | 2 | google-site-verification=UiBtBakYK5GY9mk, v=spf1 +a:sv103.xbiz.ne.jp +a:plusc.co.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
Hierarchy
www.plusc.co.jp is a child of plusc.co.jp.
Mail Server Role
plusc.co.jp serves as the mail server for plusc.co.jp.
IP Addresses
plusc.co.jp resolves to one IP number: 183.181.99.4.
Other host names, for instance truestar.co.jp, www.showakouki.co.jp, momijinosato.net, shinbi.koukugeka-book.net and shika-plus.com share IP numbers with plusc.co.jp.
Name Servers
plusc.co.jp is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
plusc.co.jp at least partially shares name servers with other domains, including choke-point.com, ajioka.co.jp, skk-co.com, innovations-i.com and takenoko.info.
Host names with a single IP:
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
plusc.co.jp is handled by a single mail server, plusc.co.jp.
Host name plusc.co.jp resolves to a single IP: 183.181.99.4.