ckosmos.jp - robtex.com
ckosmos.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.198.145🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv12034.xbiz.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 | mail.ckosmos.jp ⭐ | ||||||
| A | 59.106.13.100🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www460.sakura.ne.jp | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | dns01.muumuu-domain.compostmaster@ckosmos.jp serial=1766286940 | ||||||
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=1774483204 | ||||||
Subdomains
mail.ckosmos.jp |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
●NSdns01.muumuu-domain.com2026-02-21 → 2026-03-26 · 3 obs
● 2026-02-21 05:12:18
● 2026-03-26 00:27:30
●NSdns02.muumuu-domain.com2026-02-21 → 2026-03-26 · 3 obs
● 2026-02-21 05:12:18
● 2026-03-26 00:27:30
○NSdns1.ckosmos.jp2015-06-15 → 2016-02-01 · 4 obs
● 2016-02-01 04:49:04
○ 2016-04-21 16:54:42
○ 2026-03-26 00:27:30
○NSns.okushin.jp2016-04-21 → 2016-04-21 · 4 obs
● 2016-04-21 16:54:42
○ 2016-11-28 09:44:18
○ 2026-03-26 00:27:30
○NSns.os-system.biz2016-11-28 → 2017-06-14 · 5 obs
● 2016-11-28 09:44:18
● 2017-06-14 16:56:58
○ 2026-02-21 05:12:18
○ 2026-03-26 00:27:30
●MXmail.ckosmos.jp2015-06-15 → 2026-03-26 · 2 obs
● 2026-03-26 00:27:30
○A210.143.102.1402016-04-21 → 2016-11-28 · 5 obs
● 2016-04-21 16:54:42
● 2016-11-28 09:44:18
○ 2017-06-14 16:56:58
○ 2026-03-26 00:27:30
○A210.143.102.1412015-06-15 → 2016-02-01 · 4 obs
● 2016-02-01 04:49:04
○ 2016-04-21 16:54:42
○ 2026-03-26 00:27:30
○A210.143.104.1762017-06-14 → 2017-06-14 · 4 obs
● 2017-06-14 16:56:58
○ 2026-02-21 05:12:18
○ 2026-03-26 00:27:30
●A85.131.198.1452026-02-21 → 2026-03-26 · 3 obs
● 2026-02-21 05:12:18
● 2026-03-26 00:27:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| ckosmos.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 ckosmos.jp (unsigned zone)
⏱️ Timing
Total: 1749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.198.145 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| MX | 1 | mail.ckosmos.jp (pri: 10) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | dns01.muumuu-domain.com postmaster.ckosm |
Analysis
Hierarchy
ckosmos.jp is the parent of mail.ckosmos.jp.
IP Addresses
ckosmos.jp resolves to one IP number: 85.131.198.145.
Other host names, for instance sv12034.xbiz.ne.jp, sankoindustries.com and www.sankoindustries.com share IP numbers with ckosmos.jp.
Name Servers
ckosmos.jp is delegated to two name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com.
ckosmos.jp shares the same name server setup as other domains, for instance dekiteru.net, canael.co.jp, mother-child.net, shibaful.com and abekoumuten17.com.
ckosmos.jp at least partially shares name servers with other domains, for instance hamazen.jp, nporaco.net, collabo.biz, roboz.co.jp and kyumeta.com.
Host names with one IP number:
dns01.muumuu-domain.com points to 202.239.23.39
dns02.muumuu-domain.com points to 160.251.249.62
Mail Servers
ckosmos.jp is handled by a single mail server, mail.ckosmos.jp.
mail.ckosmos.jp resolves to IP 59.106.13.100.