fdws.jp - robtex.com
fdws.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 175.28.4.3๐ฏ๐ต XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | sv2.xtwo.ne.jp | ||||||
| NS | ns1.xtwo.ne.jp โญ | ||||||
| A | 175.28.4.232๐ฏ๐ต XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | ns1.xtwo.ne.jp | ||||||
| NS | ns2.xtwo.ne.jp | ||||||
| A | 202.226.39.251๐ฏ๐ต XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns2.xtwo.ne.jp | ||||||
| NS | ns3.xtwo.ne.jp | ||||||
| A | 202.226.37.251๐ฏ๐ต XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.xtwo.ne.jp | ||||||
| MX | fdws.jp โญ | ||||||
| A | 175.28.4.3๐ฏ๐ต XSERVER-AS175.28.4.0/23 XSERVER Inc. | ||||||
| PTR | sv2.xtwo.ne.jp | ||||||
| TXT | v=spf1 +a:sv2.xtwo.ne.jp +a:fdws.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xtwo.ne.jproot@sv0.xtwo.ne.jp serial=0 | ||||||
jp
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | z.dns.jp โญ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774624502 | ||||||
MX for
fdws.jp |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
โNSns1.xtwo.ne.jp2015-06-06 โ 2026-03-27 ยท 2 obs
โ 2026-03-27 15:51:40
โNSns2.xtwo.ne.jp2015-06-06 โ 2026-03-27 ยท 2 obs
โ 2026-03-27 15:51:40
โNSns3.xtwo.ne.jp2015-06-06 โ 2026-03-27 ยท 2 obs
โ 2026-03-27 15:51:40
โMXfdws.jp2015-06-06 โ 2026-03-27 ยท 2 obs
โ 2026-03-27 15:51:40
โA175.28.4.32015-06-06 โ 2026-03-27 ยท 2 obs
โ 2026-03-27 15:51:40
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, d.dns.jp, h.dns.jp, g.dns.jp... | - |
| fdws.jp | ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp | 3 records |
โ Authoritative Response
Server:175.28.4.232
NS records: ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for fdws.jp (unsigned zone)
โฑ๏ธ Timing
Total: 906ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.28.4.3 |
| NS | 3 | ns3.xtwo.ne.jp, ns1.xtwo.ne.jp... |
| MX | 1 | fdws.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv2.xtwo.ne.jp +a:fdws.jp +mx |
| SOA | 1 | ns1.xtwo.ne.jp root.sv0.xtwo.ne.jp |
๐ Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.xtwo.ne.jp, ns2.xtwo.ne.jp, ns3.xtwo.ne.jp)
Analysis
Mail Server Role
fdws.jp serves as the mail server for fdws.jp.
IP Addresses
fdws.jp resolves to one IP number: 175.28.4.3.
Other host names, for instance nixx.co.jp, omsorg.jp, stk-net.biz, askosai.com and mango.tokyo share IP numbers with fdws.jp.
Name Servers
fdws.jp is delegated to three name servers: ns1.xtwo.ne.jp, ns2.xtwo.ne.jp and ns3.xtwo.ne.jp.
fdws.jp at least partially shares name servers with other domains, including k-ogawa-dc.org, youme-inc.tv, clickers.me, aased.com and nomoto-dental.net.
Host names with a single IP:
ns1.xtwo.ne.jp points to 175.28.4.232; ns2.xtwo.ne.jp points to 202.226.39.251; ns3.xtwo.ne.jp points to 202.226.37.251.
Mail Servers
fdws.jp is handled by a single mail server, fdws.jp.
Host name fdws.jp resolves to a single IP: 175.28.4.3.