antz.jp - dns.ninja
antz.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.148.250🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-291-35246.vs.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 | antz.jp ⭐ | ||||||
| A | 49.212.148.250🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-291-35246.vs.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2093.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-06-07 #2 | ||||||
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=1783935902 | ||||||
MX for
antz.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-02-17 → 2026-07-13 · 3 obs
● 2026-02-17 11:24:38
● 2026-07-13 10:21:08
●NSns1.dns.ne.jp2026-02-17 → 2026-07-13 · 3 obs
● 2026-02-17 11:24:38
● 2026-07-13 10:21:08
●NSns2.dns.ne.jp2026-02-17 → 2026-07-13 · 3 obs
● 2026-02-17 11:24:38
● 2026-07-13 10:21:08
○NSns3.sphere.ad.jp2015-07-15 → 2017-03-30 · 4 obs
● 2017-03-30 20:56:38
○ 2026-02-17 11:24:38
○ 2026-07-13 10:21:08
○NSns4.sphere.ad.jp2015-07-15 → 2017-03-30 · 4 obs
● 2017-03-30 20:56:38
○ 2026-02-17 11:24:38
○ 2026-07-13 10:21:08
●MXantz.jp2015-07-15 → 2026-07-13 · 2 obs
● 2026-07-13 10:21:08
○A1.33.175.1412015-07-15 → 2017-03-30 · 4 obs
● 2017-03-30 20:56:38
○ 2026-02-17 11:24:38
○ 2026-07-13 10:21:08
●A49.212.148.2502026-05-01 → 2026-07-13 · 3 obs
● 2026-05-01 20:15:06
● 2026-07-13 10:21:08
○A59.106.171.1032026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 11:24:38
○ 2026-05-01 20:15:06
○ 2026-07-13 10:21:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| antz.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 antz.jp (unsigned zone)
⏱️ Timing
Total: 2074ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.148.250 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | antz.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2093.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Mail Server Role
antz.jp handles its own mail, functioning as its own mail server.
IP Addresses
antz.jp resolves to just one IP address, 49.212.148.250.
There are other host names — os3-291-35246.vs.sakura.ne.jp among them — that share IP numbers with antz.jp.
Name Servers
DNS for antz.jp is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
The name servers of antz.jp overlap at least partially with those of other domains — among them msv-im06371.sakura.ne.jp, taisei-grp.co.jp, kusagaya.com and two more.
These name servers commonly appear in combination with the name servers dns.sakura.ad.jp.
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
antz.jp is served by just one mail server: antz.jp.
antz.jp has exactly one IP number: 49.212.148.250.