jcsps.org - robtex.com
jcsps.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.242.249.236🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www4296.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 | jcsps.org ⭐ | ||||||
| A | 133.242.249.236🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www4296.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2021-01-19 #10 | ||||||
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=1774719955 | ||||||
MX for
jcsps.org |
Same first word
jcsps.org |
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-03-25 → 2026-03-28 · 3 obs
● 2026-03-25 22:28:24
● 2026-03-28 18:09:52
○NSns.namedserver.net2015-06-10 → 2017-06-30 · 4 obs
● 2017-06-30 23:00:10
○ 2026-03-25 22:28:24
○ 2026-03-28 18:09:52
●NSns1.dns.ne.jp2026-03-25 → 2026-03-28 · 3 obs
● 2026-03-25 22:28:24
● 2026-03-28 18:09:52
●NSns2.dns.ne.jp2026-03-25 → 2026-03-28 · 3 obs
● 2026-03-25 22:28:24
● 2026-03-28 18:09:52
○NSns2.namedserver.net2015-06-10 → 2017-06-30 · 4 obs
● 2017-06-30 23:00:10
○ 2026-03-25 22:28:24
○ 2026-03-28 18:09:52
●MXjcsps.org2015-06-10 → 2026-03-28 · 2 obs
● 2026-03-28 18:09:52
○MXmail.jcsps.org2015-06-10 → 2017-06-30 · 4 obs
● 2017-06-30 23:00:10
○ 2026-03-25 22:28:24
○ 2026-03-28 18:09:52
○A121.119.182.1272015-06-10 → 2017-06-30 · 4 obs
● 2017-06-30 23:00:10
○ 2026-03-25 22:28:24
○ 2026-03-28 18:09:52
●A133.242.249.2362026-03-25 → 2026-03-28 · 3 obs
● 2026-03-25 22:28:24
● 2026-03-28 18:09:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| jcsps.org | ns2.dns.ne.jp, ns1.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jcsps.org (unsigned zone)
⏱️ Timing
Total: 982ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.242.249.236 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | jcsps.org (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
jcsps.org is the mail server for jcsps.org.
IP Addresses
jcsps.org resolves to a single IP: 133.242.249.236.
Other host names, for instance matsupc.com, new-concept-resort.jp, sureplay.jp, ktowel.com and www4296.sakura.ne.jp share IP numbers with jcsps.org.
Name Servers
jcsps.org delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
jcsps.org shares some name servers with other domains, for example kicad.jp, gifu-pref.com, saisonhome.com, pu3.com and 3syodo.com.
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
One mail server handles jcsps.org.
Host name jcsps.org points to IP 133.242.249.236.