mb.dev-check.com - robtex.com
mb.dev-check.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.212.219.24🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | dairi13.sppd.ne.jp | ||||||
dev-check.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | vm0.dev-check.com ⭐ | ||||||
| NS | ns.sppd.ne.jp | ||||||
| NS | ns7.sppd.ne.jp | ||||||
| MX | mb.dev-check.com ⭐ | ||||||
| TXT | v=spf1 +mx +a ~all | ||||||
| SOA | vm0.dev-check.comroot@vm0.dev-check.com 2024-10-11 #1 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A111.89.207.102015-08-14 → 2016-09-10 · 4 obs
● 2015-08-14 06:38:12
● 2016-09-10 19:05:16
○ 2026-02-23 17:31:20
○ 2026-03-23 20:15:40
● 2016-09-10 19:05:16
○ 2026-02-23 17:31:20
○ 2026-03-23 20:15:40
●A202.212.219.242026-02-23 → 2026-03-23 · 3 obs
○ 2016-09-10 19:05:16
● 2026-02-23 17:31:20
● 2026-03-23 20:15:40
● 2026-02-23 17:31:20
● 2026-03-23 20:15:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dev-check.com | ns.sppd.ne.jp, ns7.sppd.ne.jp | - |
✅ Authoritative Response
Server:202.212.133.6
NS records: ns.sppd.ne.jp, ns7.sppd.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dev-check.com (unsigned zone)
⏱️ Timing
Total: 4535ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.212.219.24 |
Analysis
Mail Server Role
mb.dev-check.com serves as the mail server for dev-check.com.
IP Addresses
mb.dev-check.com resolves to a single IP address: 202.212.219.24.
Other host names including vm0.unifle.com, vm0.bishoh.co.jp, mb.skywalker-studio.com, mb.1132.jp and unifle.com share IP numbers with mb.dev-check.com.