fffff.net - robtex.com
fffff.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.43.112.112🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | sv11.firebird.netowl.jp | ||||||
| NS | ns1.firebird.jp ⭐ | ||||||
| A | 162.43.112.92🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | ns1.firebird.jp | ||||||
| NS | ns2.firebird.jp | ||||||
| A | 162.43.112.93🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | ns2.firebird.jp | ||||||
| NS | ns3.firebird.jp | ||||||
| A | 162.43.113.243🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | ns3.firebird.jp | ||||||
| MX | fffff.net ⭐ | ||||||
| A | 162.43.112.112🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | sv11.firebird.netowl.jp | ||||||
| TXT | v=spf1 +a:sv11.firebird.netowl.jp +a:fffff.net +mx include:spf.sender.netowl.... | ||||||
| SOA | ns1.firebird.jproot@sv0.firebird.jp serial=0 | ||||||
net
| 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=1774594652 | ||||||
MX for
fffff.net |
Same first word
DNS History
13 records (5 active, 8 former)
●NSns1.firebird.jp2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 12:37:20
● 2026-03-27 07:22:26
○NSns1.sedoparking.com2007-09-26 → 2018-07-17 · 4 obs
● 2018-07-17 18:40:42
○ 2026-03-26 12:37:20
○ 2026-03-27 07:22:26
●NSns2.firebird.jp2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 12:37:20
● 2026-03-27 07:22:26
○NSns2.sedoparking.com2007-09-26 → 2018-07-17 · 4 obs
● 2018-07-17 18:40:42
○ 2026-03-26 12:37:20
○ 2026-03-27 07:22:26
●NSns3.firebird.jp2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 12:37:20
● 2026-03-27 07:22:26
●MXfffff.net2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 12:37:20
● 2026-03-27 07:22:26
○MXlocalhost2016-12-23 → 2016-12-23 · 4 obs
● 2016-12-23 19:20:56
○ 2018-07-17 18:40:42
○ 2026-03-27 07:22:26
○MXlocalhost.mx.*2018-07-17 → 2018-07-17 · 4 obs
● 2018-07-17 18:40:42
○ 2026-03-26 12:37:20
○ 2026-03-27 07:22:26
○MXmail.nickstel.com2015-07-25 → 2016-06-15 · 5 obs
● 2015-07-25 02:01:44
● 2016-06-15 20:21:56
○ 2016-12-23 19:20:56
○ 2026-03-27 07:22:26
●A162.43.112.1122026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 12:37:20
● 2026-03-27 07:22:26
○A72.52.4.1192018-07-17 → 2018-07-17 · 4 obs
● 2018-07-17 18:40:42
○ 2026-03-26 12:37:20
○ 2026-03-27 07:22:26
○A72.52.4.1202015-07-25 → 2016-12-23 · 5 obs
● 2015-07-25 02:01:44
● 2016-12-23 19:20:56
○ 2018-07-17 18:40:42
○ 2026-03-27 07:22:26
○A82.98.86.1762007-09-26 → 2007-09-26 · 3 obs
○ 2015-07-25 02:01:44
○ 2026-03-27 07:22:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| fffff.net | ns1.firebird.jp, ns2.firebird.jp, ns3.firebird.jp | - |
✅ Authoritative Response
Server:162.43.112.92
NS records: ns1.firebird.jp, ns2.firebird.jp, ns3.firebird.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fffff.net (unsigned zone)
⏱️ Timing
Total: 929ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.112.112 |
| NS | 3 | ns2.firebird.jp, ns1.firebird.jp... |
| MX | 1 | fffff.net (pri: 0) |
| TXT | 1 | v=spf1 +a:sv11.firebird.netowl.jp +a:fff |
| SOA | 1 | ns1.firebird.jp root.sv0.firebird.jp |
Analysis
Mail Server Role
fffff.net serves as a mail server for fffff.net.
IP Addresses
fffff.net points to a single IP: 162.43.112.112.
Other host names, for instance tedxosakau.com, rock.firebird.jp, tm-net.biz, zkw.net and jcc.jp.net share IP numbers with fffff.net.
Name Servers
fffff.net is delegated to three name servers: ns1.firebird.jp, ns2.firebird.jp and ns3.firebird.jp.
fffff.net at least partially shares its name servers with other domains, for instance jitensyakaitori.com, hobbystep.com, zigame.jp, ojisan-piano.com and ainoma.jp.
Host names with one IP number:
ns1.firebird.jp points to: 162.43.112.92.
ns2.firebird.jp points to: 162.43.112.93.
ns3.firebird.jp points to: 162.43.113.243.
Mail Servers
fffff.net is handled by a single mail server.
fffff.net points to IP number 162.43.112.112.