bsfactory.com - robtex.com
bsfactory.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.121.53.123🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | sv08.vbg.jp | ||||||
| NS | ns1.vbg.jp ⭐ | ||||||
| A | 153.121.53.123🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | sv08.vbg.jp | ||||||
| NS | ns2.vbg.jp | ||||||
| A | 153.121.57.158🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | sv07.vbg.jp | ||||||
| NS | ns3.vbg.jp | ||||||
| A | 49.212.132.156🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | sv09.vbg.jp | ||||||
| MX | bsfactory.com ⭐ | ||||||
| A | 153.121.53.123🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | sv08.vbg.jp | ||||||
| TXT | v=spf1 +mx +a -all | ||||||
| SOA | ns1.vbg.jpadmin@vbg.jp 2022-04-25 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
MX for
bsfactory.com |
Subdomains
mail.bsfactory.com |
Same first word
bsfactory.jp |
bsfactory.ch |
bsfactory.dz |
bsfactory.com |
Similar names
DNS History
6 records (5 active, 1 former)
●MXbsfactory.com2026-02-20 → 2026-03-21 · 3 obs
● 2026-02-20 22:34:46
● 2026-03-21 10:10:20
○MXmail.bsfactory.com2015-07-20 → 2019-04-12 · 4 obs
● 2019-04-12 03:09:54
○ 2026-02-20 22:34:46
○ 2026-03-21 10:10:20
●A153.121.53.1232026-02-20 → 2026-03-21 · 2 obs
● 2026-03-21 10:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| bsfactory.com | ns1.vbg.jp, ns2.vbg.jp, ns3.vbg.jp | - |
✅ Authoritative Response
Server: 153.121.53.123
NS records: ns1.vbg.jp, ns2.vbg.jp, ns3.vbg.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bsfactory.com (unsigned zone)
⏱️ Timing
Total: 3393ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.121.53.123 |
| NS | 3 | ns1.vbg.jp, ns3.vbg.jp... |
| MX | 1 | bsfactory.com (pri: 10) |
| TXT | 1 | v=spf1 +mx +a -all |
| SOA | 1 | ns1.vbg.jp admin.vbg.jp |
Analysis
Hierarchy
mail.bsfactory.com is a child of bsfactory.com.
Mail Server Role
bsfactory.com serves as the mail server for bsfactory.com.
IP Addresses
bsfactory.com resolves to one IP number: 153.121.53.123.
Other host names, for instance ns1.vbg.jp, mail.bsfactory.com, floracion.net, vbg.jp and sv08.vbg.jp share IP numbers with bsfactory.com.
Name Servers
bsfactory.com is delegated to three name servers: ns1.vbg.jp, ns2.vbg.jp and ns3.vbg.jp.
bsfactory.com shares name servers with other domains at least partially, for example floracion.net and vbg.jp.
Host names with a single IP:
ns1.vbg.jp points to 153.121.53.123; ns2.vbg.jp points to 153.121.57.158; ns3.vbg.jp points to 49.212.132.156.
Mail Servers
bsfactory.com is handled by a single mail server, bsfactory.com.
Host name bsfactory.com resolves to a single IP: 153.121.53.123.