ku-labo.com - robtex.com
ku-labo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.129.47🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1037.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 | ku-labo.com ⭐ | ||||||
| A | 219.94.129.47🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1037.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1037.sakura.ne.jp mx ~all | ||||||
| TXT | google-site-verification=9hNB83dQ6qOADgCa-_P-pMqbrKGvCQNF8rA_sFThzIM | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-07-13 #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=1777193326 | ||||||
MX for
ku-labo.com |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXku-labo.com2016-06-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:17:16
●A219.94.129.472026-03-16 → 2026-04-26 · 3 obs
● 2026-03-16 15:14:40
● 2026-04-26 09:17:16
○A49.212.180.1062016-06-23 → 2020-03-14 · 4 obs
● 2020-03-14 21:07:18
○ 2026-03-16 15:14:40
○ 2026-04-26 09:17:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ku-labo.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 ku-labo.com (unsigned zone)
⏱️ Timing
Total: 706ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.129.47 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | ku-labo.com (pri: 10) |
| TXT | 2 | v=spf1 a:www1037.sakura.ne.jp mx ~all, google-site-verification=9hNB83dQ6qOADgC |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
For ku-labo.com, the mail server is ku-labo.com.
IP Addresses
ku-labo.com resolves to one IP number: 219.94.129.47.
other host names including keio-hayama.com, t-mita.com, sog.jp, monhunclub.yumiyari.com and neonm.com share IP numbers with ku-labo.com.
Name Servers
ku-labo.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
ku-labo.com at least partially shares name servers with other domains, for instance kaihatsu.ne.jp, tatsumi.jp, asahipro.com, smartelement.sakura.ne.jp and toyo84.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
ku-labo.com is served by a single mail server, ku-labo.com.
ku-labo.com resolves to IP 219.94.129.47.