fenter.jp - robtex.com
fenter.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.19🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2809.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | fenter.jp ⭐ | ||||||
| A | 49.212.198.19🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2809.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2809.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2022-11-26 #19 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| 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=1786454102 | ||||||
MX for
fenter.jp |
Subdomains
www.fenter.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-07-01 → 2026-08-11 · 3 obs
● 2026-07-01 03:36:08
● 2026-08-11 13:31:24
○NSns.fenter.jp2018-05-23 → 2018-05-23 · 3 obs
○ 2026-07-01 03:36:08
○ 2026-08-11 13:31:24
○NSns02.xbit.jp2018-05-23 → 2018-05-23 · 3 obs
○ 2026-07-01 03:36:08
○ 2026-08-11 13:31:24
●NSns1.dns.ne.jp2026-07-01 → 2026-08-11 · 3 obs
● 2026-07-01 03:36:08
● 2026-08-11 13:31:24
●NSns2.dns.ne.jp2026-07-01 → 2026-08-11 · 3 obs
● 2026-07-01 03:36:08
● 2026-08-11 13:31:24
●MXfenter.jp2026-07-01 → 2026-08-11 · 3 obs
● 2026-07-01 03:36:08
● 2026-08-11 13:31:24
○MXmail.fenter.jp2018-05-23 → 2018-05-23 · 3 obs
○ 2026-07-01 03:36:08
○ 2026-08-11 13:31:24
●A49.212.198.192026-07-01 → 2026-08-11 · 3 obs
● 2026-07-01 03:36:08
● 2026-08-11 13:31:24
○A59.106.166.1702018-05-23 → 2018-05-23 · 3 obs
○ 2026-07-01 03:36:08
○ 2026-08-11 13:31:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| fenter.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fenter.jp (unsigned zone)
⏱️ Timing
Total: 1616ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.19 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | fenter.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2809.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Hierarchy
fenter.jp serves as the parent of www.fenter.jp.
Mail Server Role
The MX record for fenter.jp points back to fenter.jp — it is its own mail server.
IP Addresses
fenter.jp directs to one IP number, which is 49.212.198.19.
Among the host names that share IP numbers with fenter.jp are www.enlarge.co.jp, suji-suji.com, yasuya-sake.com and two others.
Name Servers
fenter.jp is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
fenter.jp has at least partial name server overlap with other domains, such as system-oneup.com, kariya-ekimae-navi.tank.jp, you-kaen.jp and two others.
It is common to find these name servers paired with the name servers dns.sakura.ad.jp.
master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.
Mail Servers
The MX record for fenter.jp points to a single mail server: fenter.jp.
fenter.jp resolves to 49.212.198.19 and no other IP number.