mx.s-letter.com - robtex.com
mx.s-letter.com
| DNSSEC | ⚠️ Not signed | ||||||
s-letter.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.70🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| NS | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| MX | s-letter.com ⭐ | ||||||
| TXT | v=spf1 a:www2160.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-03-05 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
1 record (0 active, 1 former)
○A75.101.150.62015-05-16 → 2016-04-22 · 4 obs
● 2015-05-16 18:04:30
● 2016-04-22 03:35:34
○ 2026-03-10 18:42:50
○ 2026-07-01 13:04:58
● 2016-04-22 03:35:34
○ 2026-03-10 18:42:50
○ 2026-07-01 13:04:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| s-letter.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for s-letter.com (unsigned zone)
⏱️ Timing
Total: 1630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|