kaiyuu.org - robtex.com
kaiyuu.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.50.41.231🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | lswph001.jpnsv.net | ||||||
| NS | ns1.tsukaeru.ne.jp ⭐ | ||||||
| A | 119.82.31.29🇯🇵 TSUKAERUNET119.82.24.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | ns1.tsukaeru.ne.jp | ||||||
| NS | ns2.tsukaeru.ne.jp | ||||||
| A | 119.82.31.45🇯🇵 TSUKAERUNET119.82.24.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | ns2.tsukaeru.ne.jp | ||||||
| MX | mail.kaiyuu.org ⭐ | ||||||
| A | 121.50.41.231🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | lswph001.jpnsv.net | ||||||
| SOA | ns1.tsukaeru.ne.jphtkaiyu@dbj.jp serial=1264455601 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1777207815 | ||||||
Previously MX for
Subdomains
mail.kaiyuu.org |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.tsukaeru.ne.jp2026-03-28 → 2026-04-26 · 3 obs
● 2026-03-28 14:23:40
● 2026-04-26 13:27:36
○NSns1.tsukaeru.net2015-05-25 → 2017-04-22 · 4 obs
● 2017-04-22 18:40:50
○ 2026-03-28 14:23:40
○ 2026-04-26 13:27:36
●NSns2.tsukaeru.ne.jp2026-03-28 → 2026-04-26 · 3 obs
● 2026-03-28 14:23:40
● 2026-04-26 13:27:36
○NSns2.tsukaeru.net2015-05-25 → 2017-04-22 · 4 obs
● 2017-04-22 18:40:50
○ 2026-03-28 14:23:40
○ 2026-04-26 13:27:36
○MXkaiyuu.org2015-05-25 → 2017-04-22 · 4 obs
● 2017-04-22 18:40:50
○ 2026-03-28 14:23:40
○ 2026-04-26 13:27:36
●MXmail.kaiyuu.org2015-05-25 → 2026-04-26 · 2 obs
● 2026-04-26 13:27:36
○A119.82.24.1862015-05-25 → 2017-04-22 · 4 obs
● 2017-04-22 18:40:50
○ 2026-03-28 14:23:40
○ 2026-04-26 13:27:36
●A121.50.41.2312026-03-28 → 2026-04-26 · 3 obs
● 2026-03-28 14:23:40
● 2026-04-26 13:27:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| kaiyuu.org | ns1.tsukaeru.ne.jp, ns2.tsukaeru.ne.jp | - |
✅ Authoritative Response
Server:119.82.31.45
NS records: ns1.tsukaeru.ne.jp, ns2.tsukaeru.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kaiyuu.org (unsigned zone)
⏱️ Timing
Total: 997ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.50.41.231 |
| NS | 2 | ns2.tsukaeru.ne.jp, ns1.tsukaeru.ne.jp |
| MX | 1 | mail.kaiyuu.org (pri: 10) |
| SOA | 1 | ns1.tsukaeru.ne.jp htkaiyu.dbj.jp |
Analysis
Hierarchy
The parent of mail.kaiyuu.org is kaiyuu.org.
IP Addresses
kaiyuu.org points to an IP address: 121.50.41.231.
other host names include team-liens.com, mail.aoki-net.jp, bweb8.com, mail.skolaworld.com and ns.bunpuku-shop.com; they share IP numbers with kaiyuu.org.
Name Servers
Two name servers ns1.tsukaeru.ne.jp and ns2.tsukaeru.ne.jp handle the delegation for kaiyuu.org.
kaiyuu.org shares the same name server setup as other domains, for instance jetstartour.net, 2ndwave.net, infopage.net, osakasen.com and ev-po.com.
kaiyuu.org at least partially shares name servers with other domains, for instance tsuchiura-yeg.com, 25.82.119.in-addr.arpa, susimatu.jp, 244.83.203.in-addr.arpa and 242.83.203.in-addr.arpa.
These name servers are commonly used with the following: ns1.cloudmatika.com, ns.coason-dns.net, ns4.scsvr.net and ns1.scsvr.net.
Host names with one IP:
ns1.tsukaeru.ne.jp points to: 119.82.31.29
ns2.tsukaeru.ne.jp points to: 119.82.31.45
Mail Servers
kaiyuu.org is handled by a single mail server, mail.kaiyuu.org.
The host name mail.kaiyuu.org points to IP 121.50.41.231.