mailserv01.3bldg.com - robtex.com
mailserv01.3bldg.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.120.109.39🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | mx44.all-internet.jp | ||||||
3bldg.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.120.109.39🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| NS | ns01.ai-hosting.net ⭐ | ||||||
| NS | ns02.ai-hosting.net | ||||||
| MX | mailserv01.3bldg.com ⭐ | ||||||
| TXT | v=spf1 include:spf.all-internet.jp ~all | ||||||
| SOA | ns01.ai-hosting.nettsg@stagegroup.jp 2017-09-22 #4 | ||||||
MX for
Similar names
DNS History
1 record (1 active, 0 former)
●A153.120.109.392020-03-19 → 2026-05-13 · 2 obs
● 2020-03-19 13:03:38
● 2026-05-13 12:23:48
● 2026-05-13 12:23:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 3bldg.com | ns01.ai-hosting.net, ns02.ai-hosting.net | - |
✅ Authoritative Response
Server:210.152.240.44
NS records: ns01.ai-hosting.net, ns02.ai-hosting.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3bldg.com (unsigned zone)
⏱️ Timing
Total: 897ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.120.109.39 |
Analysis
Mail Server Role
mailserv01.3bldg.com functions as a mail server for 3bldg.com.
IP Addresses
mailserv01.3bldg.com points to IP number: 153.120.109.39.
Other host names such as esstyle.co.jp, fore-sight.jp, 3bldg.com, mailserv01.esstyle.co.jp and urhm-inc.co.jp share IPs with mailserv01.3bldg.com.