sekikawa.org - robtex.com
sekikawa.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.101.65.84🇯🇵 SHIBATA219.101.64.0/20 Shibata Networkservice, Inc | ||||||
| PTR | fi1084.i65.ix1.co.jp | ||||||
| NS | dns2.ncom.ad.jp ⭐ | ||||||
| A | 211.12.194.25🇯🇵 SHIBATA211.12.192.0/19 Shibata Networkservice, Inc | ||||||
| PTR | dns2.ncom.ad.jp | ||||||
| NS | dns1.ncom.ad.jp | ||||||
| A | 211.12.194.24🇯🇵 SHIBATA211.12.192.0/19 Shibata Networkservice, Inc | ||||||
| PTR | dns1.ncom.ad.jp | ||||||
| MX | mx2.ncom.ad.jp ⭐ | ||||||
| A | 211.12.196.76🇯🇵 SHIBATA211.12.192.0/19 Shibata Networkservice, Inc | ||||||
| PTR | mx2.ncom.ad.jp | ||||||
| MX | mx3.ncom.ad.jp(20) | ||||||
| A | 211.12.196.77🇯🇵 SHIBATA211.12.192.0/19 Shibata Networkservice, Inc | ||||||
| PTR | mx3.ncom.ad.jp | ||||||
| TXT | v=spf1 +ip4:219.101.65.0/24 +ip4:211.12.196.64/28 ~all | ||||||
| SOA | dns2.ncom.ad.jpnozomi@ncom.ad.jp 2025-10-27 #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=1780245482 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSdns1.ncom.ad.jp2015-05-28 → 2026-05-31 · 2 obs
● 2026-05-31 16:44:12
●NSdns2.ncom.ad.jp2015-05-28 → 2026-05-31 · 2 obs
● 2026-05-31 16:44:12
○MXmail.sekikawa.org2015-05-28 → 2018-01-03 · 4 obs
● 2018-01-03 22:38:46
○ 2026-03-18 14:23:12
○ 2026-05-31 16:44:12
●MXmx2.ncom.ad.jp2026-03-18 → 2026-05-31 · 3 obs
● 2026-03-18 14:23:12
● 2026-05-31 16:44:12
●MXmx3.ncom.ad.jp2026-03-18 → 2026-05-31 · 3 obs
● 2026-03-18 14:23:12
● 2026-05-31 16:44:12
○A219.101.65.532015-05-28 → 2018-01-03 · 4 obs
● 2018-01-03 22:38:46
○ 2026-03-18 14:23:12
○ 2026-05-31 16:44:12
●A219.101.65.842026-03-18 → 2026-05-31 · 3 obs
● 2026-03-18 14:23:12
● 2026-05-31 16:44:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| sekikawa.org | dns2.ncom.ad.jp, dns1.ncom.ad.jp | - |
✅ Authoritative Response
Server:211.12.194.24
NS records: dns2.ncom.ad.jp, dns1.ncom.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sekikawa.org (unsigned zone)
⏱️ Timing
Total: 1155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.101.65.84 |
| NS | 2 | dns1.ncom.ad.jp, dns2.ncom.ad.jp |
| MX | 2 | mx3.ncom.ad.jp (pri: 20), mx2.ncom.ad.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:219.101.65.0/24 +ip4:211.12. |
| SOA | 1 | dns2.ncom.ad.jp nozomi.ncom.ad.jp |
Analysis
Hierarchy
mail.sekikawa.org and www.sekikawa.org each fall under sekikawa.org as their parent domain.
IP Addresses
sekikawa.org resolves to just one IP address, 219.101.65.84.
Additional host names — including www.sekikawa.org and fi1084.i65.ix1.co.jp — share IP numbers with sekikawa.org.
Name Servers
sekikawa.org uses two name servers for its delegation: dns1.ncom.ad.jp and dns2.ncom.ad.jp.
sekikawa.org shares its NS records with other domains, for example 216.12.211.in-addr.arpa, 197.12.211.in-addr.arpa, nceinc.co.jp and two others.
sekikawa.org has at least partial name server overlap with other domains, such as tanaka-san.jp, yamazakinet.co.jp, xyj.co.jp and two others.
dns1.ncom.ad.jp directs to 211.12.194.24 and dns2.ncom.ad.jp directs to 211.12.194.25; each host name points to exactly one IP number.
Mail Servers
sekikawa.org is served by two mail servers, mx2.ncom.ad.jp and mx3.ncom.ad.jp.
Among the domains sharing a mail server setup with sekikawa.org are (0x73686974)okai.com, eirindo.jp, city.tainai.niigata.jp and two others.
There is at least a partial MX overlap between sekikawa.org and other domains, including smsa.ncom.ad.jp, host02.ncom.ad.jp, tiara.ncom.ad.jp and two others.
mx2.ncom.ad.jp directs to 211.12.196.76 and mx3.ncom.ad.jp directs to 211.12.196.77; each host name points to exactly one IP number.