bfftokyo.com - robtex.com
bfftokyo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.231.44🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv243.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 | bfftokyo.com ⭐ | ||||||
| A | 183.90.231.44🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv243.xbiz.ne.jp | ||||||
| TXT | google-site-verification=T7VGszbs5w1-o4OZFb5CzMLapY-SYuar5sllnWsADjA | ||||||
| TXT | v=spf1 +a:sv243.xbiz.ne.jp +a:bfftokyo.com +mx include:spf.sender.xserver.jp ... | ||||||
| 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=1786353499 | ||||||
MX for
bfftokyo.com |
Same first word
bfftokyo.com |
DNS History
11 records (5 active, 6 former)
●NSns1.xbiz.ne.jp2026-08-08 → 2026-08-10 · 3 obs
● 2026-08-08 07:41:20
● 2026-08-10 09:47:20
○NSns1.xserver.jp2018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
●NSns2.xbiz.ne.jp2026-08-08 → 2026-08-10 · 3 obs
● 2026-08-08 07:41:20
● 2026-08-10 09:47:20
○NSns2.xserver.jp2018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
●NSns3.xbiz.ne.jp2026-08-08 → 2026-08-10 · 3 obs
● 2026-08-08 07:41:20
● 2026-08-10 09:47:20
○NSns3.xserver.jp2018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
○NSns4.xserver.jp2018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
○NSns5.xserver.jp2018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
●MXbfftokyo.com2018-10-24 → 2026-08-10 · 2 obs
● 2026-08-10 09:47:20
○A183.181.97.472018-10-24 → 2018-10-24 · 3 obs
○ 2026-08-08 07:41:20
○ 2026-08-10 09:47:20
●A183.90.231.442026-08-08 → 2026-08-10 · 3 obs
● 2026-08-08 07:41:20
● 2026-08-10 09:47:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net... | - |
| bfftokyo.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 bfftokyo.com (unsigned zone)
⏱️ Timing
Total: 1430ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.44 |
| NS | 3 | ns2.xbiz.ne.jp, ns1.xbiz.ne.jp... |
| MX | 1 | bfftokyo.com (pri: 0) |
| TXT | 2 | v=spf1 +a:sv243.xbiz.ne.jp +a:bfftokyo.c, google-site-verification=T7VGszbs5w1-o4O |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
bfftokyo.com handles its own mail, functioning as its own mail server.
IP Addresses
bfftokyo.com resolves to just one IP address, 183.90.231.44.
Two other host names, along with den-pro.com, licopa.jp and sv243.xbiz.ne.jp, also share IP numbers with bfftokyo.com.
Name Servers
bfftokyo.com is served by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
bfftokyo.com has at least partial name server overlap with other domains, such as chuodenki-club.or.jp, quality-tx.co.jp, startupcampus.work and two others.
ns1.xbiz.ne.jp has IP address 157.112.182.247, ns2.xbiz.ne.jp has IP address 35.76.79.244 and ns3.xbiz.ne.jp has IP address 157.112.191.237 — one address each.
Mail Servers
bfftokyo.com is served by just one mail server: bfftokyo.com.
bfftokyo.com resolves to 183.90.231.44 and no other IP number.