cocoheart.jp - robtex.com
cocoheart.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.cocoheart.jp ⭐ | ||||||
| A | 160.251.229.94🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-08.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@cocoheart.jp 2016-07-29 #2 | ||||||
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=1774517402 | ||||||
Subdomains
mx.cocoheart.jp |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-08-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:50:42
●NSdns02.gmoserver.jp2015-08-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:50:42
●MXmx.cocoheart.jp2015-08-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:50:42
○A157.7.144.52015-08-19 → 2017-03-31 · 3 obs
● 2017-03-31 09:15:54
○ 2026-03-26 09:50:42
●A160.251.229.822026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 09:50:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| cocoheart.jp | dns02.gmoserver.jp, dns01.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns02.gmoserver.jp, dns01.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cocoheart.jp (unsigned zone)
⏱️ Timing
Total: 1433ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.cocoheart.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.cocoheart. |
Analysis
Hierarchy
cocoheart.jp is the parent of mx.cocoheart.jp.
IP Addresses
cocoheart.jp resolves to a single IP address: 160.251.229.82.
Other host names including m-kita.com, inter-direct.com, zerogsd.com, a119.jp and asagayan.com share IP numbers with cocoheart.jp.
Name Servers
cocoheart.jp's delegation uses two name servers, dns01.gmoserver.jp and dns02.gmoserver.jp.
cocoheart.jp shares the same name server setup as other domains, for example azami.me, souzoku-rikon.com, mzgarage.net, umbrajapan.jp and fragment.jp.
cocoheart.jp partially shares its name servers with other domains, for example darz.jp and ledo.co.jp.
Host names with a single IP:
dns01.gmoserver.jp points to 157.7.33.81.
dns02.gmoserver.jp points to 157.7.34.81.
Mail Servers
cocoheart.jp is handled by a single mail server, mx.cocoheart.jp.
mx.cocoheart.jp points to a single IP: 160.251.229.94.