j-capta.org - robtex.com
j-capta.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.125.140.214🇯🇵 SAKURA-A153.125.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www4374.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 | j-capta.org ⭐ | ||||||
| A | 153.125.140.214🇯🇵 SAKURA-A153.125.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www4374.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www4374.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-05-20 #1 | ||||||
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=1774443298 | ||||||
MX for
j-capta.org |
Same first word
j-capta.org |
DNS History
9 records (5 active, 4 former)
○NSns1.tsukaeru.net2015-07-18 → 2017-05-26 · 3 obs
● 2017-05-26 10:08:10
○ 2026-03-25 13:21:52
○NSns2.tsukaeru.net2015-07-18 → 2017-05-26 · 3 obs
● 2017-05-26 10:08:10
○ 2026-03-25 13:21:52
●MXj-capta.org2015-07-18 → 2026-03-25 · 2 obs
● 2026-03-25 13:21:52
○MXmail.j-capta.org2015-07-18 → 2017-05-26 · 3 obs
● 2017-05-26 10:08:10
○ 2026-03-25 13:21:52
○A121.50.42.1362015-07-18 → 2017-05-26 · 3 obs
● 2017-05-26 10:08:10
○ 2026-03-25 13:21:52
●A153.125.140.2142026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 13:21:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| j-capta.org | ns2.dns.ne.jp, ns1.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j-capta.org (unsigned zone)
⏱️ Timing
Total: 441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.125.140.214 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | j-capta.org (pri: 10) |
| TXT | 1 | v=spf1 a:www4374.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
j-capta.org serves as the mail server for j-capta.org.
IP Addresses
j-capta.org points to a single IP number: 153.125.140.214.
Other host names, for instance muse-live.com, www4374.sakura.ne.jp, mail.muse-live.com, line-next.com and kagaku21.net share IP numbers with j-capta.org.
Name Servers
The delegation for j-capta.org is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
j-capta.org at least partially shares name servers with other domains, for instance four-nine.com, 140.125.153.in-addr.arpa, asayama-ganka.com, tochinanren.sakura.ne.jp and hiroshima-no1.sakura.ne.jp.
These name servers are commonly used with the name servers 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
A single mail server handles j-capta.org.
j-capta.org points to a single IP: 153.125.140.214.