algorithm-kernel.co.jp - dns.ninja
algorithm-kernel.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
algorithm-kernel.co.jp |
Same first word
algorithm-kernel.co.jp |
DNS History
12 records (7 active, 5 former)
○NSns.algorithm-kernel.co.jp2015-06-29 → 2019-12-20 · 4 obs
● 2019-12-20 14:20:56
○ 2026-02-14 18:20:32
○ 2026-06-30 20:33:40
○NSns01.xbit.jp2015-06-29 → 2019-12-20 · 4 obs
● 2019-12-20 14:20:56
○ 2026-02-14 18:20:32
○ 2026-06-30 20:33:40
●NSns1.xserver.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
●NSns2.xserver.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
●NSns3.xserver.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
●NSns4.xserver.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
●NSns5.xserver.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
●MXalgorithm-kernel.co.jp2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
○MXmail.algorithm-kernel.co.jp2015-06-29 → 2019-12-20 · 4 obs
● 2019-12-20 14:20:56
○ 2026-02-14 18:20:32
○ 2026-06-30 20:33:40
●A162.43.101.1352026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 18:20:32
● 2026-06-30 20:33:40
○A59.106.126.1742015-06-29 → 2015-11-16 · 4 obs
● 2015-11-16 19:07:38
○ 2016-02-26 13:50:58
○ 2026-06-30 20:33:40
○A59.106.33.1132016-02-26 → 2019-12-20 · 5 obs
● 2016-02-26 13:50:58
● 2019-12-20 14:20:56
○ 2026-02-14 18:20:32
○ 2026-06-30 20:33:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, e.dns.jp, d.dns.jp, a.dns.jp... | - |
| algorithm-kernel.co.jp | ns2.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp... | 11 records |
✅ Authoritative Response
Server:202.226.36.170
NS records: ns2.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp, ns3.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for algorithm-kernel.co.jp (unsigned zone)
⏱️ Timing
Total: 684ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.101.135 |
| NS | 5 | ns2.xserver.jp, ns5.xserver.jp... |
| MX | 1 | algorithm-kernel.co.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv14934.xserver.jp +a:algorith |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
Mail Server Role
The MX record for algorithm-kernel.co.jp points back to algorithm-kernel.co.jp — it is its own mail server.
IP Addresses
algorithm-kernel.co.jp directs to one IP number, which is 162.43.101.135.
Among the host names that share IP numbers with algorithm-kernel.co.jp are repepro.com, trec.jp, aso-shiho-shoshi.com and two others.
Name Servers
The authoritative name servers for algorithm-kernel.co.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
The name servers of algorithm-kernel.co.jp overlap at least partially with those of other domains — among them nail-stella.net, umipla.com, yogakira.com and two more.
These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.
Hosts with three IP address records:
The hostname ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The hostname ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The hostname ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts that resolve to one IP address:
The hostname ns2.xserver.jp resolves to 35.72.43.26.
The hostname ns3.xserver.jp resolves to 202.226.36.247.
Mail Servers
The MX record for algorithm-kernel.co.jp points to a single mail server: algorithm-kernel.co.jp.
algorithm-kernel.co.jp carries a single IP number, which is 162.43.101.135.