ex-katayama.com - robtex.com
ex-katayama.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.129.185🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1145.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 | ex-katayama.com ⭐ | ||||||
| A | 219.94.129.185🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1145.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-02-01 #1 | ||||||
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=1774544192 | ||||||
MX for
ex-katayama.com |
Same first word
ex-katayama.com |
DNS History
5 records (5 active, 0 former)
●NSmaster.dns.ne.jp2015-07-19 → 2026-03-26 · 3 obs
● 2015-07-19 23:28:24
● 2026-03-26 17:07:36
●MXex-katayama.com2008-03-09 → 2026-03-26 · 2 obs
● 2026-03-26 17:07:36
●A219.94.129.1852008-03-09 → 2026-03-26 · 2 obs
● 2026-03-26 17:07:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ex-katayama.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 ex-katayama.com (unsigned zone)
⏱️ Timing
Total: 1216ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.129.185 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | ex-katayama.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
ex-katayama.com serves as the mail server for ex-katayama.com.
IP Addresses
ex-katayama.com points to a single IP number: 219.94.129.185.
Other host names, for instance nskdata.com, kense2point.oker.jp, ntrade.jp, leap-d.sakura.ne.jp and xn--b6qp6vres76bxminks.com share IP numbers with ex-katayama.com.
Name Servers
The domain ex-katayama.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
ex-katayama.com shares name servers with other domains at least partially, for instance 55.212.49.in-addr.arpa, bb100.jp, fmiki.com, saimiru.com and obata-ss.com.
these name servers are often used together with the name servers dns.sakura.ad.jp.
Host names with a single IP number:
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
A single mail server handles ex-katayama.com and ex-katayama.com.
Host name ex-katayama.com resolves to IP 219.94.129.185.