mx.sleepmed.jp - robtex.com
mx.sleepmed.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.44.78.100🇯🇵 GMO-INTERNET163.44.64.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.newsv.jp | ||||||
sleepmed.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.sleepmed.jp ⭐ | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@sleepmed.jp 2021-11-19 #4 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A163.44.78.1002026-02-18 → 2026-03-28 · 3 obs
○ 2016-07-07 01:04:42
● 2026-02-18 05:33:32
● 2026-03-28 03:54:54
● 2026-02-18 05:33:32
● 2026-03-28 03:54:54
○A210.157.5.92015-08-15 → 2016-07-07 · 4 obs
● 2015-08-15 20:26:44
● 2016-07-07 01:04:42
○ 2026-02-18 05:33:32
○ 2026-03-28 03:54:54
● 2016-07-07 01:04:42
○ 2026-02-18 05:33:32
○ 2026-03-28 03:54:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| sleepmed.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 sleepmed.jp (unsigned zone)
⏱️ Timing
Total: 1388ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.44.78.100 |
Analysis
Mail Server Role
mx.sleepmed.jp is the mail server for sleepmed.jp.
IP Addresses
mx.sleepmed.jp points to a single IP number: 163.44.78.100.
other host names for instance mx.nikaido.org, mx.jca-event.net, mx.smtp38.mymp.jp, mx.sano-kensetu.com and mx.sn100c.com.sg share IP numbers with mx.sleepmed.jp.