mx.extenda.jp - robtex.com
mx.extenda.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.157.5.19🇯🇵 GMO-INTERNET210.157.0.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.gmoserver.jp | ||||||
extenda.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| NS | dns02.gmoserver.jp | ||||||
| MX | mx.extenda.jp ⭐ | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@extenda.jp 2016-07-29 #2 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A210.157.5.192015-08-15 → 2026-03-30 · 2 obs
● 2015-08-15 22:12:08
● 2026-03-30 06:37:34
● 2026-03-30 06:37:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| extenda.jp | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for extenda.jp (unsigned zone)
⏱️ Timing
Total: 1395ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.157.5.19 |
Analysis
Mail Server Role
mx.extenda.jp serves as the mail server for extenda.jp.
IP Addresses
mx.extenda.jp points to IP number 210.157.5.19.
For instance, other host names mx.pastia.jp, mx.netsui.jp, mx.uba.jp, mx.cms.bicmap.com and mx.eukleides.net share IP numbers with mx.extenda.jp.