ff-bbs.com - robtex.com
ff-bbs.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.231.85🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv304.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | ff-bbs.com ⭐ | ||||||
| A | 183.90.231.85🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv304.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv304.xbiz.ne.jp +a:ff-bbs.com +mx include:spf.sender.xserver.jp ~all | ||||||
| TXT | google-site-verification=gobepHVuyjJpUKz_d0ih7rQVLQ_6rwlYj8poFoMumcc | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
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
ff-bbs.com |
Same first word
ff-bbs.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSdns7.hichina.com2015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-06 10:24:42
○ 2026-03-22 18:56:04
○NSdns8.hichina.com2015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-06 10:24:42
○ 2026-03-22 18:56:04
●NSns1.xbiz.ne.jp2026-03-17 → 2026-03-22 · 3 obs
● 2026-03-17 06:28:52
● 2026-03-22 18:56:04
●NSns2.xbiz.ne.jp2026-03-17 → 2026-03-22 · 3 obs
● 2026-03-17 06:28:52
● 2026-03-22 18:56:04
●NSns3.xbiz.ne.jp2026-03-17 → 2026-03-22 · 3 obs
● 2026-03-17 06:28:52
● 2026-03-22 18:56:04
●MXff-bbs.com2026-03-17 → 2026-03-22 · 2 obs
● 2026-03-22 18:56:04
○A112.125.17.1032015-09-20 → 2015-09-20 · 3 obs
○ 2015-11-06 10:24:42
○ 2026-03-22 18:56:04
●A183.90.231.852026-03-17 → 2026-03-22 · 3 obs
● 2026-03-17 06:28:52
● 2026-03-22 18:56:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net... | - |
| ff-bbs.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server: 157.112.182.247
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ff-bbs.com (unsigned zone)
⏱️ Timing
Total: 1347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.85 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | ff-bbs.com (pri: 0) |
| TXT | 2 | google-site-verification=gobepHVuyjJpUKz, v=spf1 +a:sv304.xbiz.ne.jp +a:ff-bbs.com |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
ff-bbs.com serves as the mail server for ff-bbs.com.
IP Addresses
ff-bbs.com points to a single IP number: 183.90.231.85.
Other host names, for instance japan21.co.jp, hirayamastaff.co.jp, sv304.xbiz.ne.jp, fitjpn.com and puravie.net share IP numbers with ff-bbs.com.
Name Servers
The delegation for ff-bbs.com is handled by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
ff-bbs.com at least partially shares name servers with other domains, for instance media-si.co.jp, mocho.jp, hibikireien.com, aao.ne.jp and sanko-kaihatsu.co.jp.
Host names with one IP number:
ns1.xbiz.ne.jp points to 157.112.182.247.
ns2.xbiz.ne.jp points to 35.76.79.244.
ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
A single mail server handles ff-bbs.com.
ff-bbs.com points to a single IP: 183.90.231.85.