astermarksip.jp - robtex.com
astermarksip.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.248.44🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc. | ||||||
| NS | ns1.sixcore.ne.jp ⭐ | ||||||
| A | 202.226.36.232🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns1.sixcore.ne.jp | ||||||
| NS | ns2.sixcore.ne.jp | ||||||
| A | 202.226.39.241🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns2.sixcore.ne.jp | ||||||
| NS | ns3.sixcore.ne.jp | ||||||
| A | 202.226.37.248🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.sixcore.ne.jp | ||||||
| MX | astermarksip.jp ⭐ | ||||||
| A | 183.90.248.44🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc. | ||||||
| TXT | v=spf1 +a:sv301.sixcore.ne.jp +a:astermarksip.jp +mx include:spf.sender.xserv... | ||||||
| SOA | ns1.sixcore.ne.jproot@sv0.sixcore.ne.jp serial=0 | ||||||
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=1776036603 | ||||||
MX for
astermarksip.jp |
Same first word
astermarksip.jp |
DNS History
6 records (5 active, 1 former)
●NSns1.sixcore.ne.jp2019-12-24 → 2026-04-12 · 2 obs
● 2026-04-12 23:36:18
●NSns2.sixcore.ne.jp2019-12-24 → 2026-04-12 · 2 obs
● 2026-04-12 23:36:18
●NSns3.sixcore.ne.jp2019-12-24 → 2026-04-12 · 2 obs
● 2026-04-12 23:36:18
●MXastermarksip.jp2019-12-24 → 2026-04-12 · 2 obs
● 2026-04-12 23:36:18
○A183.90.248.22019-12-24 → 2019-12-24 · 3 obs
○ 2026-04-03 22:44:56
○ 2026-04-12 23:36:18
●A183.90.248.442026-04-03 → 2026-04-12 · 3 obs
● 2026-04-03 22:44:56
● 2026-04-12 23:36:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, f.dns.jp, a.dns.jp, g.dns.jp... | - |
| astermarksip.jp | ns2.sixcore.ne.jp, ns1.sixcore.ne.jp, ns3.sixcore.ne.jp | 3 records |
✅ Authoritative Response
Server:202.226.39.241
NS records: ns2.sixcore.ne.jp, ns1.sixcore.ne.jp, ns3.sixcore.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for astermarksip.jp (unsigned zone)
⏱️ Timing
Total: 852ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.248.44 |
| NS | 3 | ns3.sixcore.ne.jp, ns2.sixcore.ne.jp... |
| MX | 1 | astermarksip.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv301.sixcore.ne.jp +a:asterma |
| SOA | 1 | ns1.sixcore.ne.jp root.sv0.sixcore.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.sixcore.ne.jp, ns2.sixcore.ne.jp, ns1.sixcore.ne.jp)
Analysis
Mail Server Role
astermarksip.jp is the mail server for astermarksip.jp.
IP Addresses
astermarksip.jp resolves to a single IP: 183.90.248.44.
Other host names, for instance cl-cp.com, tosho.cc, joseitiryouka.com, designam.jp and fgmeisei.ed.jp share IP numbers with astermarksip.jp.
Name Servers
astermarksip.jp delegates to three name servers: ns1.sixcore.ne.jp, ns2.sixcore.ne.jp and ns3.sixcore.ne.jp.
astermarksip.jp shares some name servers with other domains, for example system-sta.com, litcity.ne.jp, sakuraaward.com, pepper-fs.co.jp and apple-home.co.jp.
Host names with a single IP: ns1.sixcore.ne.jp points to 202.226.36.232; ns2.sixcore.ne.jp points to 202.226.39.241; ns3.sixcore.ne.jp points to 202.226.37.248.
Mail Servers
One mail server handles astermarksip.jp.
Host name astermarksip.jp points to IP 183.90.248.44.