mx1.jp - dns.ninja
mx1.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.127.35.61🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-415-39807.vs.sakura.ne.jp | ||||||
| NS | mx1.jp ⭐ | ||||||
| A | 153.127.35.61🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-415-39807.vs.sakura.ne.jp | ||||||
| NS | dns01.muumuu-domain.com | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx1.jp ⭐ | ||||||
| A | 153.127.35.61🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-415-39807.vs.sakura.ne.jp | ||||||
| TXT | v=spf1 ip4:153.127.35.61 ~all | ||||||
| SOA | mx1.jppostmaster@mx1.jp serial=1775548590 | ||||||
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=1785902402 | ||||||
NS for
mx1.jp |
MX for
mx1.jp |
Subdomains
www.mx1.jp |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSdns01.muumuu-domain.com2015-07-24 → 2026-08-05 · 2 obs
● 2026-08-05 04:38:08
●NSdns02.muumuu-domain.com2015-07-24 → 2026-08-05 · 2 obs
● 2026-08-05 04:38:08
●NSmx1.jp2015-07-24 → 2026-08-05 · 2 obs
● 2026-08-05 04:38:08
○MXmail.trust-system.co.jp2015-07-24 → 2016-12-20 · 4 obs
● 2016-12-20 08:01:16
○ 2020-12-09 19:18:12
○ 2026-08-05 04:38:08
●MXmx1.jp2020-12-09 → 2026-08-05 · 3 obs
● 2020-12-09 19:18:12
● 2026-08-05 04:38:08
●A153.127.35.612020-12-09 → 2026-08-05 · 3 obs
● 2020-12-09 19:18:12
● 2026-08-05 04:38:08
○A219.117.250.1652015-07-24 → 2016-12-20 · 4 obs
● 2016-12-20 08:01:16
○ 2020-12-09 19:18:12
○ 2026-08-05 04:38:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| mx1.jp | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:202.239.23.39
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mx1.jp (unsigned zone)
⏱️ Timing
Total: 1440ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.127.35.61 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mx1.jp (pri: 20) |
| TXT | 1 | v=spf1 ip4:153.127.35.61 ~all |
| SOA | 1 | mx1.jp postmaster.mx1.jp |
Analysis
Hierarchy
www.mx1.jp is delegated beneath mx1.jp.
Name Server Role
The NS records for mx1.jp point back to mx1.jp itself.
It is common to find dns01.muumuu-domain.com and dns02.muumuu-domain.com serving as name servers together with mx1.jp.
Mail Server Role
mx1.jp handles its own mail, functioning as its own mail server.
IP Addresses
mx1.jp resolves to just one IP address, 153.127.35.61.
Two other host names, along with mail.artmap.jp, www.mx1.jp and ik1-415-39807.vs.sakura.ne.jp, also share IP numbers with mx1.jp.
Name Servers
mx1.jp has three authoritative name servers: mx1.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
There is at least partial name server overlap between mx1.jp and other domains — dryfruits.jp, heartyhealth.jp, yuueki.net and two more among them.
mx1.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com all have one IP address each — mx1.jp directs to 153.127.35.61, dns01.muumuu-domain.com directs to 202.239.23.39 and dns02.muumuu-domain.com directs to 160.251.249.62.