jtrust.jp - robtex.com
jtrust.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.158🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2218.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | jtrust.jp ⭐ | ||||||
| A | 182.48.49.158🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2218.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2218.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-01-19 #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=1774608303 | ||||||
MX for
jtrust.jp |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSns01.yahoodomains.jp2015-07-21 → 2017-06-18 · 3 obs
● 2017-06-18 11:37:16
○ 2026-03-27 11:15:04
○NSns02.yahoodomains.jp2015-07-21 → 2017-06-18 · 3 obs
● 2017-06-18 11:37:16
○ 2026-03-27 11:15:04
●MXjtrust.jp2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 11:15:04
○MXvgw02.yahoowebhostinglight.jp2015-07-21 → 2017-06-18 · 3 obs
● 2017-06-18 11:37:16
○ 2026-03-27 11:15:04
○MXvrgw.yahoowebhostinglight.jp2015-07-21 → 2017-06-18 · 3 obs
● 2017-06-18 11:37:16
○ 2026-03-27 11:15:04
○A14.128.25.2172015-07-21 → 2017-06-18 · 3 obs
● 2017-06-18 11:37:16
○ 2026-03-27 11:15:04
●A182.48.49.1582026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 11:15:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| jtrust.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jtrust.jp (unsigned zone)
⏱️ Timing
Total: 1340ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.158 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | jtrust.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2218.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Mail Server Role
jtrust.jp serves as the mail server for jtrust.jp.
IP Addresses
jtrust.jp resolves to one IP number: 182.48.49.158.
Other host names, for instance mugiwaraboushi.jp, jpn-sbssba.jp, kurodasetsubi.com, rakuun.com and kakura-suzuki.com share IP numbers with jtrust.jp.
Name Servers
jtrust.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
jtrust.jp at least partially shares name servers with other domains, including kamadanet.jp, reilou.sakura.ne.jp, iyotetsufudosan.sakura.ne.jp, co-buy.sakura.ne.jp and aimedcojp.sakura.ne.jp.
These name servers are commonly used with dns.sakura.ad.jp.
Host names with a single IP:
master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
jtrust.jp is handled by a single mail server, jtrust.jp.
Host name jtrust.jp resolves to a single IP: 182.48.49.158.