j-sky.org - robtex.com
j-sky.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | j-sky.org ⭐ | ||||||
| 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 | j-sky.orgpostmaster@j-sky.org serial=1706758405 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1776628122 | ||||||
NS for
j-sky.org |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSdns01.muumuu-domain.com2026-04-07 → 2026-04-19 · 3 obs
● 2026-04-07 23:40:18
● 2026-04-19 20:02:02
●NSdns02.muumuu-domain.com2026-04-07 → 2026-04-19 · 3 obs
● 2026-04-07 23:40:18
● 2026-04-19 20:02:02
●NSj-sky.org2026-04-07 → 2026-04-19 · 3 obs
● 2026-04-07 23:40:18
● 2026-04-19 20:02:02
○NSns1.futurismworks.jp2015-08-21 → 2016-07-21 · 4 obs
● 2016-07-21 10:31:44
○ 2026-04-07 23:40:18
○ 2026-04-19 20:02:02
○NSns2.futurismworks.jp2015-08-21 → 2016-07-21 · 4 obs
● 2016-07-21 10:31:44
○ 2026-04-07 23:40:18
○ 2026-04-19 20:02:02
○MXfs01.futurismworks.jp2015-08-21 → 2016-07-21 · 4 obs
● 2016-07-21 10:31:44
○ 2026-04-07 23:40:18
○ 2026-04-19 20:02:02
○MXfs02.futurismworks.jp2015-08-21 → 2016-07-21 · 4 obs
● 2016-07-21 10:31:44
○ 2026-04-07 23:40:18
○ 2026-04-19 20:02:02
●MXmx01.muumuu-mail.com2026-04-07 → 2026-04-19 · 3 obs
● 2026-04-07 23:40:18
● 2026-04-19 20:02:02
○A210.188.245.2102015-08-21 → 2016-07-21 · 4 obs
● 2016-07-21 10:31:44
○ 2026-04-07 23:40:18
○ 2026-04-19 20:02:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| j-sky.org | 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 j-sky.org (unsigned zone)
⏱️ Timing
Total: 891ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| MX | 1 | mx01.muumuu-mail.com (pri: 50) |
| TXT | 1 | v=spf1 include:_spf.muumuu-mail.com ~all |
| SOA | 1 | j-sky.org postmaster.j-sky.org |
Analysis
Name Server Role
j-sky.org serves as a name server for j-sky.org.
dns01.muumuu-domain.com and dns02.muumuu-domain.com are commonly used as name servers along with j-sky.org.
Name Servers
j-sky.org is delegated to three name servers: j-sky.org, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
j-sky.org partially shares name servers with other domains; examples include shin-ka.info, bc-s.jp, en-m.jp, office-fit.com and kurumiru.com.
Host names with one IP number: The host name dns01.muumuu-domain.com points to 202.239.23.39 and the host name dns02.muumuu-domain.com points to 160.251.249.62.
Mail Servers
j-sky.org is handled by a single mail server, mx01.muumuu-mail.com.
j-sky.org has the same mail server setup as other domains, including haniken.co.jp, soei-sst.com, sro-grow.com, do-tel.com and idea-live.fun.
j-sky.org shares at least partially some mail servers with other domains, for instance ayamatsu-office.com and momochi.info.
mx01.muumuu-mail.com points to a single IP: 163.44.185.158.