seibudenko.com - robtex.com
seibudenko.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.128.169🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www929.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 | seibudenko.com ⭐ | ||||||
| A | 219.94.128.169🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www929.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www929.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-10-01 #15 | ||||||
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=1774808862 | ||||||
MX for
seibudenko.com |
Same first word
seibudenko.com |
seibudenko.jp |
DNS History
11 records (5 active, 6 former)
○NSdns01.win-sv.com2015-05-25 → 2016-04-10 · 4 obs
● 2016-04-10 17:33:50
○ 2016-11-19 04:51:20
○ 2026-03-29 18:37:26
○NSdns02.win-sv.com2015-05-25 → 2016-04-10 · 4 obs
● 2016-04-10 17:33:50
○ 2016-11-19 04:51:20
○ 2026-03-29 18:37:26
●NSmaster.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 15:01:28
● 2026-03-29 18:37:26
○NSns.namedserver.net2016-11-19 → 2017-06-12 · 5 obs
● 2016-11-19 04:51:20
● 2017-06-12 19:57:12
○ 2026-02-16 15:01:28
○ 2026-03-29 18:37:26
●NSns1.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 15:01:28
● 2026-03-29 18:37:26
●NSns2.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 15:01:28
● 2026-03-29 18:37:26
○NSns2.namedserver.net2016-11-19 → 2017-06-12 · 5 obs
● 2016-11-19 04:51:20
● 2017-06-12 19:57:12
○ 2026-02-16 15:01:28
○ 2026-03-29 18:37:26
●MXseibudenko.com2016-11-19 → 2026-03-29 · 2 obs
● 2026-03-29 18:37:26
○A125.206.115.92015-05-25 → 2016-04-10 · 4 obs
● 2016-04-10 17:33:50
○ 2016-11-19 04:51:20
○ 2026-03-29 18:37:26
○A153.122.58.942016-11-19 → 2017-06-12 · 5 obs
● 2016-11-19 04:51:20
● 2017-06-12 19:57:12
○ 2026-02-16 15:01:28
○ 2026-03-29 18:37:26
●A219.94.128.1692026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 15:01:28
● 2026-03-29 18:37:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| seibudenko.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for seibudenko.com (unsigned zone)
⏱️ Timing
Total: 473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.128.169 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | seibudenko.com (pri: 10) |
| TXT | 1 | v=spf1 a:www929.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
For seibudenko.com, the mail server is seibudenko.com.
IP Addresses
seibudenko.com resolves to one IP number: 219.94.128.169.
other host names including anison.jp, yajimanet.info, kiduitakoto.sakura.ne.jp, kokurabakenshi.com and double-t.jp share IP numbers with seibudenko.com.
Name Servers
seibudenko.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
seibudenko.com at least partially shares name servers with other domains, for instance marblefilm.jp, m310.net, toyo-tourist.co.jp, daishinexp.com and roudousaigai.jp.
these name servers are commonly used alongside dns.sakura.ad.jp.
Host names with one 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
seibudenko.com is served by a single mail server, seibudenko.com.
seibudenko.com resolves to IP 219.94.128.169.