swsj.org - robtex.com
swsj.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.224.185.194🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2554.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 | swsj.org ⭐ | ||||||
| A | 210.224.185.194🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2554.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2554.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-11-30 #11 | ||||||
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=1783141603 | ||||||
Previously NS for
swsj.org |
MX for
swsj.org |
Subdomains
www.swsj.org |
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
○NSdnss10.so-net.ne.jp2015-07-25 → 2015-07-25 · 3 obs
○ 2015-11-23 20:03:08
○ 2026-07-04 05:34:34
○NSdnss11.so-net.ne.jp2015-07-25 → 2015-07-25 · 3 obs
○ 2015-11-23 20:03:08
○ 2026-07-04 05:34:34
●NSmaster.dns.ne.jp2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 02:22:48
● 2026-07-04 05:34:34
●NSns1.dns.ne.jp2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 02:22:48
● 2026-07-04 05:34:34
●NSns2.dns.ne.jp2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 02:22:48
● 2026-07-04 05:34:34
○NSswsj.org2015-07-25 → 2015-07-25 · 3 obs
○ 2015-11-23 20:03:08
○ 2026-07-04 05:34:34
○NSuns01.lolipop.jp2015-11-23 → 2020-03-05 · 5 obs
● 2015-11-23 20:03:08
● 2020-03-05 13:43:04
○ 2026-07-02 02:22:48
○ 2026-07-04 05:34:34
○NSuns02.lolipop.jp2015-11-23 → 2020-03-05 · 5 obs
● 2015-11-23 20:03:08
● 2020-03-05 13:43:04
○ 2026-07-02 02:22:48
○ 2026-07-04 05:34:34
○MXmx01.lolipop.jp2015-11-23 → 2020-03-05 · 5 obs
● 2015-11-23 20:03:08
● 2020-03-05 13:43:04
○ 2026-07-02 02:22:48
○ 2026-07-04 05:34:34
●MXswsj.org2015-07-25 → 2026-07-04 · 5 obs
○ 2015-11-23 20:03:08
○ 2020-03-05 13:43:04
● 2026-07-02 02:22:48
● 2026-07-04 05:34:34
○A124.40.19.1902015-07-25 → 2015-07-25 · 3 obs
○ 2015-11-23 20:03:08
○ 2026-07-04 05:34:34
○A157.7.107.1532017-01-31 → 2020-03-05 · 5 obs
● 2017-01-31 22:27:08
● 2020-03-05 13:43:04
○ 2026-07-02 02:22:48
○ 2026-07-04 05:34:34
○A203.189.109.1272015-11-23 → 2016-05-04 · 5 obs
● 2015-11-23 20:03:08
● 2016-05-04 08:39:04
○ 2017-01-31 22:27:08
○ 2026-07-04 05:34:34
●A210.224.185.1942026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 02:22:48
● 2026-07-04 05:34:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| swsj.org | 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 swsj.org (unsigned zone)
⏱️ Timing
Total: 1302ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.224.185.194 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | swsj.org (pri: 10) |
| TXT | 1 | v=spf1 a:www2554.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
www.swsj.org is delegated beneath swsj.org.
Mail Server Role
swsj.org serves as a mail server for swsj.org.
IP Addresses
swsj.org has exactly one IP address — 210.224.185.194.
mallche.sakura.ne.jp, wakarl.jp, tsukamoto-garden.sakura.ne.jp plus two other host names have IP numbers in common with swsj.org.
Name Servers
DNS for swsj.org is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
There is at least partial name server overlap between swsj.org and other domains — itsd.jp, peyec.jp, illumino-group.com and two more among them.
master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.
Mail Servers
swsj.org uses exactly one mail server, which is swsj.org.
swsj.org has exactly one IP number: 210.224.185.194.