chou2.jp - robtex.com
chou2.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.20🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1710.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 | chou2.jp ⭐ | ||||||
| A | 112.78.112.20🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1710.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2012-06-13 #20 | ||||||
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=1774806302 | ||||||
MX for
chou2.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSdns0.heteml.jp2009-01-28 → 2009-01-28 · 3 obs
○ 2015-06-27 17:33:08
○ 2026-03-29 18:11:30
○NSdns1.heteml.jp2009-01-28 → 2009-01-28 · 3 obs
○ 2015-06-27 17:33:08
○ 2026-03-29 18:11:30
●NSmaster.dns.ne.jp2015-06-27 → 2026-03-29 · 3 obs
● 2015-06-27 17:33:08
● 2026-03-29 18:11:30
●NSns1.dns.ne.jp2015-06-27 → 2026-03-29 · 3 obs
● 2015-06-27 17:33:08
● 2026-03-29 18:11:30
●NSns2.dns.ne.jp2015-06-27 → 2026-03-29 · 3 obs
● 2015-06-27 17:33:08
● 2026-03-29 18:11:30
●MXchou2.jp2015-06-27 → 2026-03-29 · 3 obs
● 2015-06-27 17:33:08
● 2026-03-29 18:11:30
○MXmail3.heteml.jp2009-01-28 → 2009-01-28 · 3 obs
○ 2015-06-27 17:33:08
○ 2026-03-29 18:11:30
●A112.78.112.202015-06-27 → 2026-03-29 · 3 obs
● 2015-06-27 17:33:08
● 2026-03-29 18:11:30
○A210.188.199.2372009-01-28 → 2009-01-28 · 3 obs
○ 2015-06-27 17:33:08
○ 2026-03-29 18:11:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, g.dns.jp, a.dns.jp, f.dns.jp... | - |
| chou2.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chou2.jp (unsigned zone)
⏱️ Timing
Total: 659ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.20 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | chou2.jp (pri: 10) |
| 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
For chou2.jp, the mail server is chou2.jp.
IP Addresses
chou2.jp resolves to one IP number: 112.78.112.20.
other host names including shiben.sakura.ne.jp, goldine.jp, mal-paso.com, katsuura.or.jp and ginz.jp share IP numbers with chou2.jp.
Name Servers
chou2.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
chou2.jp at least partially shares name servers with other domains, for instance jcold.sakura.ne.jp, graypuma1.sakura.ne.jp, neuro-s.sakura.ne.jp, h(0x616e616c)ei.co.jp and r-deli.sakura.ne.jp.
these name servers are commonly used alongside dns.sakura.ad.jp.
Host names with one 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
chou2.jp is served by a single mail server, chou2.jp.
chou2.jp resolves to IP 112.78.112.20.