plusr.co.jp - robtex.com
plusr.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.240.20🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc. | ||||||
| PTR | sv2219.xserver.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.plusr.co.jp ⭐ | ||||||
| A | 175.45.137.234🇯🇵 TSUKAERUNET175.45.136.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1495703010 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
mail.plusr.co.jp |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●MXmail.plusr.co.jp2015-08-15 → 2026-08-03 · 2 obs
● 2026-08-03 21:43:30
○A121.50.43.2292015-08-15 → 2017-03-13 · 4 obs
● 2017-03-13 15:54:58
○ 2019-04-17 23:34:48
○ 2026-08-03 21:43:30
●A183.90.240.202019-04-17 → 2026-08-03 · 3 obs
● 2019-04-17 23:34:48
● 2026-08-03 21:43:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| plusr.co.jp | 01.dnsv.jp, 02.dnsv.jp | 3 records |
✅ Authoritative Response
Server:157.7.33.53
NS records: 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plusr.co.jp (unsigned zone)
⏱️ Timing
Total: 945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.240.20 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.plusr.co.jp (pri: 10) |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (02.dnsv.jp, 01.dnsv.jp, 01.dnsv.jp)
Analysis
Hierarchy
plusr.co.jp is the parent zone for mail.plusr.co.jp.
IP Addresses
plusr.co.jp resolves to just one IP address, 183.90.240.20.
Two other host names, along with kidokorock.com, hanryu.tv and kagoshima-keiei.com, also share IP numbers with plusr.co.jp.
Name Servers
The NS records for plusr.co.jp point to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
plusr.co.jp partially shares its NS delegation with several other domains, including westapply.com, plc-s.com, touch-i.com and two others.
Host names that have two IP addresses:
01.dnsv.jp maps to two IP addresses — 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp maps to two IP addresses — 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp maps to two IP addresses — 157.7.35.53 and 2400:8500:3fff::53.
Host names that point to one IP address:
02.dnsv.jp points to the IP address 157.7.33.53.
Mail Servers
The sole mail server for plusr.co.jp is mail.plusr.co.jp.
There is one IP number for mail.plusr.co.jp: 175.45.137.234.