idutsu.com - dns.ninja
idutsu.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | idutsu.com ⭐ | ||||||
| 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 | mx01.muumuu-mail.com ⭐ | ||||||
| A | 163.44.185.158🇯🇵 GMO-INTERNET163.44.176.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 include:_spf.muumuu-mail.com ~all | ||||||
| SOA | idutsu.compostmaster@idutsu.com serial=1784462416 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785721767 | ||||||
NS for
idutsu.com |
Previously MX for
idutsu.com |
Same first word
idutsu.com |
Similar names
diutsu.net |
tusidu.com |
stuudi.com |
uistud.io |
stuudi.de |
siudut.com |
tisudu.com |
suditu.cn |
studiu.de |
studiu.org |
studiu.net |
studiu.pt |
DNS History
15 records (4 active, 11 former)
●NSdns01.muumuu-domain.com2015-06-03 → 2026-08-03 · 5 obs
● 2017-04-02 21:39:02
○ 2020-01-24 11:26:48
● 2026-02-24 16:59:08
● 2026-08-03 02:05:32
●NSdns02.muumuu-domain.com2015-06-03 → 2026-08-03 · 5 obs
● 2017-04-02 21:39:02
○ 2020-01-24 11:26:48
● 2026-02-24 16:59:08
● 2026-08-03 02:05:32
●NSidutsu.com2015-06-03 → 2026-08-03 · 5 obs
● 2017-04-02 21:39:02
○ 2020-01-24 11:26:48
● 2026-02-24 16:59:08
● 2026-08-03 02:05:32
○NSns1.xserver.jp2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○NSns2.xserver.jp2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○NSns3.xserver.jp2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○NSns4.xserver.jp2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○NSns5.xserver.jp2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○MXidutsu.com2020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○MXmx01.lolipop.jp2015-06-03 → 2017-04-02 · 4 obs
● 2017-04-02 21:39:02
○ 2020-01-24 11:26:48
○ 2026-08-03 02:05:32
●MXmx01.muumuu-mail.com2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 16:59:08
● 2026-08-03 02:05:32
○A157.7.107.1332017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 21:39:02
○ 2020-01-24 11:26:48
○ 2026-08-03 02:05:32
○A183.181.90.612020-01-24 → 2020-01-24 · 4 obs
● 2020-01-24 11:26:48
○ 2026-02-24 16:59:08
○ 2026-08-03 02:05:32
○A210.172.144.2452015-06-03 → 2016-04-18 · 4 obs
● 2016-04-18 22:20:28
○ 2017-04-02 21:39:02
○ 2026-08-03 02:05:32
○A49.212.217.662026-02-24 → 2026-03-03 · 5 obs
● 2026-02-24 16:59:08
● 2026-03-03 00:08:10
○ 2026-04-21 14:07:48
○ 2026-08-03 02:05:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| idutsu.com | dns01.muumuu-domain.com, dns02.muumuu-domain.com | 2 records |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for idutsu.com (unsigned zone)
⏱️ Timing
Total: 406ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mx01.muumuu-mail.com (pri: 50) |
| TXT | 1 | v=spf1 include:_spf.muumuu-mail.com ~all |
| SOA | 1 | idutsu.com postmaster.idutsu.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.muumuu-domain.com, dns02.muumuu-domain.com)
Analysis
Name Server Role
The NS records for idutsu.com point back to idutsu.com itself.
The name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com are often paired with idutsu.com.
Name Servers
Authority for idutsu.com is delegated across three name servers: idutsu.com, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
idutsu.com has at least partial name server overlap with other domains, such as kahoku.net, mmotors.net, medipharma.co.jp and two others.
dns01.muumuu-domain.com directs to 202.239.23.39 and dns02.muumuu-domain.com directs to 160.251.249.62; each host name points to exactly one IP number.
Mail Servers
The sole mail server for idutsu.com is mx01.muumuu-mail.com.
Among the domains sharing a mail server setup with idutsu.com are chayuka-w.com, cobwebs.jp, handsomecatrecords.com and two others.
idutsu.com uses mail servers that are also used by other domains, including boq.jp, keihin-ic.com and package-tsuhan.net.
mx01.muumuu-mail.com carries a single IP number, which is 163.44.185.158.