mx.microbit.co.jp - robtex.com
mx.microbit.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.213.4🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv16623.xserver.jp | ||||||
microbit.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.213.4🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| NS | ns1.xserver.jp ⭐ | ||||||
| NS | ns2.xserver.jp | ||||||
| NS | ns3.xserver.jp | ||||||
| NS | ns4.xserver.jp | ||||||
| NS | ns5.xserver.jp | ||||||
| MX | microbit.co.jp ⭐ | ||||||
| TXT | v=spf1 +a:sv16623.xserver.jp +a:microbit.co.jp +mx include:spf.sender.xserver... | ||||||
| SOA | ns1.xserver.jproot@xserver.jp serial=0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A211.125.83.972015-08-06 → 2015-08-06 · 3 obs
● 2015-08-06 16:39:22
○ 2016-01-07 00:18:06
○ 2026-04-14 22:40:38
○ 2016-01-07 00:18:06
○ 2026-04-14 22:40:38
●A85.131.213.42026-04-14 → 2026-04-14 · 2 obs
○ 2016-01-07 00:18:06
● 2026-04-14 22:40:38
● 2026-04-14 22:40:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | g.dns.jp, f.dns.jp, e.dns.jp, c.dns.jp... | - |
| microbit.co.jp | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | 11 records |
✅ Authoritative Response
Server:35.72.43.26
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microbit.co.jp (unsigned zone)
⏱️ Timing
Total: 893ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.213.4 |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
IP Addresses
mx.microbit.co.jp points to a single IP address: 85.131.213.4.
Other host names such as buzzdays.net, microbit.co.jp, www.rikenoptech.com, test-asa.com and umibatake.com share IP numbers with mx.microbit.co.jp.