isi-j.com - robtex.com
isi-j.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.34🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2824.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 | isi-j.com ⭐ | ||||||
| A | 49.212.198.34🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2824.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2013-01-17 #18 | ||||||
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=1776111922 | ||||||
MX for
isi-j.com |
Same first word
isi-j.com |
DNS History
5 records (5 active, 0 former)
●MXisi-j.com2015-08-24 → 2026-04-13 · 2 obs
● 2026-04-13 20:31:40
●A49.212.198.342015-08-24 → 2026-04-13 · 2 obs
● 2026-04-13 20:31:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net... | - |
| isi-j.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isi-j.com (unsigned zone)
⏱️ Timing
Total: 1313ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.34 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | isi-j.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
isi-j.com serves as the mail server for isi-j.com.
IP Addresses
isi-j.com points to IP number: 49.212.198.34.
Other host names such as varie.jp, vgb.jp, science-education.net, www2824.sakura.ne.jp and www.miyamatsu-soc.co.jp share IPs with isi-j.com.
Name Servers
isi-j.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
isi-j.com at least partially shares name servers with other domains, for instance hikosan.info, 8.0.2.0.2.4.2.0.3.3.1.0.4.1.2.2.2.0.1.0.0.0.5.2.1.0.4.2.ip6.arpa, elmund.com, thunderball667.jp and jingukaikan.sakura.ne.jp.
these name servers are often used in conjunction with the name servers dns.sakura.ad.jp.
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
isi-j.com is handled by a single mail server, isi-j.com.
isi-j.com points to a single IP: 49.212.198.34.