ma-support.co.jp - robtex.com
ma-support.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.189.73🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users228.vip.heteml.jp | ||||||
| NS | ma-support.co.jp ⭐ | ||||||
| A | 157.7.189.73🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users228.vip.heteml.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 | mx-proxy501.heteml.jp ⭐ | ||||||
| A | 157.7.189.17🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx-proxy502.heteml.jp(20) | ||||||
| A | 157.7.189.18🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 include:_spf.heteml.jp include:_spf.hml.jp include:spf.gigacc.com ~all | ||||||
| SOA | ma-support.co.jppostmaster@ma-support.co.jp serial=1784629420 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
NS for
ma-support.co.jp |
Previously MX for
ma-support.co.jp |
Same first word
ma-support.com |
ma-support.co.jp |
ma-support.net |
Similar names
DNS History
10 records (6 active, 4 former)
●NSdns01.muumuu-domain.com2026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
●NSdns02.muumuu-domain.com2026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
●NSma-support.co.jp2026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
○NSns3.sphere.ad.jp2015-04-28 → 2017-05-16 · 4 obs
● 2017-05-16 07:38:48
○ 2026-03-07 18:28:52
○ 2026-07-24 12:15:16
○NSns4.sphere.ad.jp2015-04-28 → 2017-05-16 · 4 obs
● 2017-05-16 07:38:48
○ 2026-03-07 18:28:52
○ 2026-07-24 12:15:16
○MXma-support.co.jp2015-04-28 → 2017-05-16 · 4 obs
● 2017-05-16 07:38:48
○ 2026-03-07 18:28:52
○ 2026-07-24 12:15:16
●MXmx-proxy501.heteml.jp2026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
●MXmx-proxy502.heteml.jp2026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
○A119.245.214.1302015-04-28 → 2017-05-16 · 4 obs
● 2017-05-16 07:38:48
○ 2026-03-07 18:28:52
○ 2026-07-24 12:15:16
●A157.7.189.732026-03-07 → 2026-07-24 · 3 obs
● 2026-03-07 18:28:52
● 2026-07-24 12:15:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| ma-support.co.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 ma-support.co.jp (unsigned zone)
⏱️ Timing
Total: 1880ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.189.73 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 2 | mx-proxy502.heteml.jp (pri: 20), mx-proxy501.heteml.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp include:_s |
| SOA | 1 | ma-support.co.jp postmaster.ma-support.c |
Analysis
Name Server Role
The NS records for ma-support.co.jp point back to ma-support.co.jp itself.
dns01.muumuu-domain.com, dns02.muumuu-domain.com and ma-support.co.jp regularly act as name servers together.
IP Addresses
ma-support.co.jp resolves to just one IP address, 157.7.189.73.
Two other host names, along with chars-design.com, hostmaster.ochanoma.biz and maima.me, also share IP numbers with ma-support.co.jp.
Name Servers
The NS records for ma-support.co.jp list three name servers: ma-support.co.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
ma-support.co.jp partially shares its NS delegation with several other domains, including sawara-inae.com, dareoku.com, en-joint.com and two others.
dns01.muumuu-domain.com has IP address 202.239.23.39, dns02.muumuu-domain.com has IP address 160.251.249.62 and ma-support.co.jp has IP address 157.7.189.73 — one address each.
Mail Servers
ma-support.co.jp is served by two mail servers, mx-proxy501.heteml.jp and mx-proxy502.heteml.jp.
Among the domains sharing a mail server setup with ma-support.co.jp are s-partners.info, d-emo.net, tutorial-nexus.com and two others.
At least a portion of ma-support.co.jp's mail servers are also used by other domains, for example i-feel-science.com.
mx-proxy501.heteml.jp resolves to 157.7.189.17. mx-proxy502.heteml.jp resolves to 157.7.189.18. Both host names point to a single IP number.