icmama.jp - robtex.com
icmama.jp
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=1784397603 | ||||||
Subdomains
mail.icmama.jp |
Same first word
icmama.jp |
Similar names
DNS History
10 records (6 active, 4 former)
○NSns03.icmama.jp2018-09-21 → 2018-09-21 · 3 obs
○ 2026-04-15 15:08:08
○ 2026-07-18 18:54:02
○NSns04.icmama.jp2018-09-21 → 2018-09-21 · 3 obs
○ 2026-04-15 15:08:08
○ 2026-07-18 18:54:02
●NSns1-02.azure-dns.com2026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
●NSns2-02.azure-dns.net2026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
●NSns3-02.azure-dns.org2026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
●NSns4-02.azure-dns.info2026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
○MXmail.icmama.jp2018-09-21 → 2018-09-21 · 3 obs
○ 2026-04-15 15:08:08
○ 2026-07-18 18:54:02
●MXms31.jyonishi.co.jp2026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
○A118.22.16.912018-09-21 → 2018-09-21 · 3 obs
○ 2026-04-15 15:08:08
○ 2026-07-18 18:54:02
●A20.243.151.1532026-04-15 → 2026-07-18 · 3 obs
● 2026-04-15 15:08:08
● 2026-07-18 18:54:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, h.dns.jp, a.dns.jp, g.dns.jp... | - |
| icmama.jp | ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info | - |
✅ Authoritative Response
Server:208.84.5.2
NS records: ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for icmama.jp (unsigned zone)
⏱️ Timing
Total: 612ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.243.151.153 |
| NS | 4 | ns1-02.azure-dns.com, ns2-02.azure-dns.net... |
| MX | 1 | ms31.jyonishi.co.jp (pri: 10) |
| TXT | 1 | v=spf1 mx include:_spf.jyonishi.co.jp ~a |
| SOA | 1 | ns1-02.azure-dns.com postmaster.jyonishi |
Analysis
Hierarchy
mail.icmama.jp is a subdomain of icmama.jp.
IP Addresses
icmama.jp directs to one IP number, which is 20.243.151.153.
Among the host names that share IP numbers with icmama.jp are ootomo-k.jp, rifotex.com, kanon-salon.jp and two others.
Name Servers
The domain icmama.jp is delegated to these four name servers: ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org.
The name servers of icmama.jp overlap at least partially with those of other domains — among them coreltd.com, wpd.nl, bombardierinc-ret.com and two more.
Each of the four hosts ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org has two IP addresses. ns1-02.azure-dns.com points to 13.107.236.2 and 2603:1061:0:700::2. ns4-02.azure-dns.info points to 208.84.5.2 and 2620:1ec:bda:700::2. ns2-02.azure-dns.net points to 150.171.21.2 and 2620:1ec:8ec:700::2. ns3-02.azure-dns.org points to 204.14.183.2 and 2a01:111:4000:700::2.
Mail Servers
icmama.jp routes its mail through a single mail server, ms31.jyonishi.co.jp.
icmama.jp has the same mail server arrangement as a number of other domains, for example c-printf.com, jyonishi.co.jp, hiyama-d.co.jp and two more.
ms31.jyonishi.co.jp resolves to a single IP number: 153.127.201.10.