openbase.jp - robtex.com
openbase.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.225🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2285.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 | openbase.jp ⭐ | ||||||
| A | 182.48.49.225🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2285.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2285.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2019-06-28 #17 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1773558003 | ||||||
MX for
openbase.jp |
Same first word
openbase.de |
openbase.jp |
openbase.co.kr |
openbase.net |
openbase.in.th |
openbase.com.br |
openbase.it |
openbase.online |
openbase.co |
openbase.io |
openbase.ca |
openbase.com |
openbase.org |
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-03-19 → 2026-03-21 · 3 obs
● 2026-03-19 23:54:26
● 2026-03-21 20:25:30
●NSns1.dns.ne.jp2026-03-19 → 2026-03-21 · 3 obs
● 2026-03-19 23:54:26
● 2026-03-21 20:25:30
●NSns2.dns.ne.jp2026-03-19 → 2026-03-21 · 3 obs
● 2026-03-19 23:54:26
● 2026-03-21 20:25:30
○NSuns01.lolipop.jp2015-06-20 → 2015-10-24 · 4 obs
● 2015-10-24 05:53:32
○ 2016-01-02 09:54:30
○ 2026-03-21 20:25:30
○NSuns02.lolipop.jp2015-06-20 → 2015-10-24 · 4 obs
● 2015-10-24 05:53:32
○ 2016-01-02 09:54:30
○ 2026-03-21 20:25:30
○MXmx01.lolipop.jp2015-06-20 → 2015-10-24 · 4 obs
● 2015-10-24 05:53:32
○ 2016-01-02 09:54:30
○ 2026-03-21 20:25:30
●MXopenbase.jp2026-03-19 → 2026-03-21 · 3 obs
● 2026-03-19 23:54:26
● 2026-03-21 20:25:30
●A182.48.49.2252026-03-19 → 2026-03-21 · 3 obs
● 2026-03-19 23:54:26
● 2026-03-21 20:25:30
○A203.189.109.1862015-06-20 → 2015-10-24 · 4 obs
● 2015-10-24 05:53:32
○ 2016-01-02 09:54:30
○ 2026-03-21 20:25:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| openbase.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 openbase.jp (unsigned zone)
⏱️ Timing
Total: 730ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.225 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | openbase.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2285.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
openbase.jp serves as the mail server for openbase.jp.
IP Addresses
openbase.jp points to a single IP number: 182.48.49.225.
Other host names, for instance www.comnis.jp, otowadenki.co.jp, kalbas.com.hk, e-wakakusa.ed.jp and www2285.sakura.ne.jp share IP numbers with openbase.jp.
Name Servers
The domain openbase.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
openbase.jp shares name servers with other domains at least partially, for instance afive.biz, harmonsrestaurant.com, yasaka-tp.co.jp, geo-grafia.com and mikasogyo.co.jp.
Host names with a single 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 openbase.jp and openbase.jp.
Host name openbase.jp resolves to IP 182.48.49.225.