seiwadai.com - robtex.com
seiwadai.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.87.163🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3923.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 | seiwadai.com ⭐ | ||||||
| A | 163.43.87.163🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3923.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2021-05-31 #14 | ||||||
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=1774595137 | ||||||
MX for
seiwadai.com |
Same first word
Similar names
iawideas.com |
wideasia.net |
asiawide.com |
saiweida.com.cn |
ideaswai.com |
saiweida.net |
wideasia.com |
daiseiwa.com |
weidasai.com |
DNS History
9 records (5 active, 4 former)
○NSdns0.heteml.jp2015-08-19 → 2017-03-23 · 4 obs
● 2017-03-23 04:26:20
○ 2026-03-06 13:51:38
○ 2026-03-27 07:18:56
○NSdns1.heteml.jp2015-08-19 → 2017-03-23 · 4 obs
● 2017-03-23 04:26:20
○ 2026-03-06 13:51:38
○ 2026-03-27 07:18:56
●NSmaster.dns.ne.jp2026-03-06 → 2026-03-27 · 3 obs
● 2026-03-06 13:51:38
● 2026-03-27 07:18:56
●NSns1.dns.ne.jp2026-03-06 → 2026-03-27 · 3 obs
● 2026-03-06 13:51:38
● 2026-03-27 07:18:56
●NSns2.dns.ne.jp2026-03-06 → 2026-03-27 · 3 obs
● 2026-03-06 13:51:38
● 2026-03-27 07:18:56
●MXseiwadai.com2026-03-06 → 2026-03-27 · 2 obs
● 2026-03-27 07:18:56
○A157.7.188.2152015-12-11 → 2017-03-23 · 5 obs
● 2015-12-11 14:00:06
● 2017-03-23 04:26:20
○ 2026-03-06 13:51:38
○ 2026-03-27 07:18:56
●A163.43.87.1632026-03-06 → 2026-03-27 · 3 obs
● 2026-03-06 13:51:38
● 2026-03-27 07:18:56
○A182.48.26.352015-08-19 → 2015-08-19 · 3 obs
○ 2015-12-11 14:00:06
○ 2026-03-27 07:18:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| seiwadai.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 seiwadai.com (unsigned zone)
⏱️ Timing
Total: 1239ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.87.163 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | seiwadai.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
seiwadai.com serves as the mail server for seiwadai.com.
IP Addresses
seiwadai.com points to a single IP address: 163.43.87.163.
Other host names such as g-liance.com, n-s-inc.com, mail.mu-mujapan.com, www3923.sakura.ne.jp and festika-mizunami.com share IP numbers with seiwadai.com.
Name Servers
seiwadai.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least part of the name servers for seiwadai.com are shared with other domains, for instance takanogroup.co.jp, real-ai-com.sakura.ne.jp, 3agp.com, pannotora.sakura.ne.jp and urawanishi.com.
These name servers are commonly used alongside the name servers dns.sakura.ad.jp.
Host names with a single 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
Mail for seiwadai.com is handled by a single mail server, seiwadai.com.
Host seiwadai.com points to IP 163.43.87.163.