learning-with.us - robtex.com
learning-with.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | learning-with.us ⭐ | ||||||
| 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 | learning-with.uspostmaster@learning-with.us serial=1706758581 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1782947944 | ||||||
NS for
learning-with.us |
Subdomains
koueki.learning-with.us |
Same first word
learning-with.us |
DNS History
5 records (4 active, 1 former)
●NSdns01.muumuu-domain.com2015-07-18 → 2026-07-02 · 2 obs
● 2026-07-02 00:00:34
●NSdns02.muumuu-domain.com2015-07-18 → 2026-07-02 · 2 obs
● 2026-07-02 00:00:34
●NSlearning-with.us2015-07-18 → 2026-07-02 · 2 obs
● 2026-07-02 00:00:34
●MXmx01.muumuu-mail.com2017-04-18 → 2026-07-02 · 2 obs
● 2026-07-02 00:00:34
○A133.242.133.712015-07-18 → 2015-11-16 · 4 obs
● 2015-11-16 15:14:14
○ 2016-03-07 23:35:10
○ 2026-07-02 00:00:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | x.cctld.us, k.cctld.us, n.cctld.us, m.cctld.us... | - |
| learning-with.us | dns02.muumuu-domain.com, dns01.muumuu-domain.com | - |
✅ Authoritative Response
Server:202.239.23.39
NS records: dns02.muumuu-domain.com, dns01.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for learning-with.us (unsigned zone)
⏱️ Timing
Total: 1612ms | 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 | learning-with.us postmaster.learning-wit |
Analysis
Hierarchy
learning-with.us is the parent zone for koueki.learning-with.us.
Name Server Role
learning-with.us has learning-with.us as one of its name servers, making it self-hosted for DNS delegation.
dns01.muumuu-domain.com, dns02.muumuu-domain.com and learning-with.us regularly act as name servers together.
Name Servers
The DNS delegation for learning-with.us uses three name servers — learning-with.us, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
learning-with.us partially shares its NS delegation with several other domains, including link-d.co.jp, personal.vc, ybj.jp and two others.
dns01.muumuu-domain.com resolves to 202.239.23.39. dns02.muumuu-domain.com resolves to 160.251.249.62. Both host names point to a single IP number.
Mail Servers
learning-with.us routes its mail through a single mail server, mx01.muumuu-mail.com.
learning-with.us has the same mail server arrangement as a number of other domains, for example kyopla.net, tocoro.net, support-obihiro.com and two more.
The MX records for learning-with.us are at least partially shared with other domains, such as yao-group.com, 093-sr.jp, framu.world and ichou-jp.com.
It is common to find these mail servers paired with the mail servers mx01.lolipop.jp.
mx01.muumuu-mail.com points to one IP number — 163.44.185.158.