f-4ej.com - robtex.com
f-4ej.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.207.186🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3146.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 | f-4ej.com ⭐ | ||||||
| A | 49.212.207.186🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3146.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3146.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-01-07 #18 | ||||||
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=1778397246 | ||||||
MX for
f-4ej.com |
Same first word
f-4ej.com |
DNS History
6 records (5 active, 1 former)
●MXf-4ej.com2015-07-04 → 2026-05-10 · 2 obs
● 2026-05-10 07:16:02
○A202.181.99.482015-07-04 → 2019-01-02 · 4 obs
● 2019-01-02 14:46:16
○ 2026-02-24 15:10:08
○ 2026-05-10 07:16:02
●A49.212.207.1862026-02-24 → 2026-05-10 · 3 obs
● 2026-02-24 15:10:08
● 2026-05-10 07:16:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net... | - |
| f-4ej.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ 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 f-4ej.com (unsigned zone)
⏱️ Timing
Total: 2045ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.207.186 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | f-4ej.com (pri: 10) |
| TXT | 1 | v=spf1 a:www3146.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
f-4ej.com serves as the mail server for f-4ej.com.
IP Addresses
f-4ej.com points to an IP address: 49.212.207.186.
other host names include msv-im10969.sakura.ne.jp, trdkenzaikigyou.sakura.ne.jp, msv-ehc01204.sakura.ne.jp, txt.sakura.ne.jp and nishikimente.sakura.ne.jp; they share IP numbers with f-4ej.com.
Name Servers
f-4ej.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
f-4ej.com at least partially shares name servers with other domains, for instance mail-kantei.com, shijyou.com, risarin.com, masapis.com and commax-powerstone.com.
Host names with one IP:
master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
f-4ej.com is handled by a single mail server.
The host name f-4ej.com points to IP 49.212.207.186.