withco.jp - robtex.com
withco.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
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=1775992503 | ||||||
Previously NS for
withco.jp |
Same first word
Similar names
DNS History
13 records (2 active, 11 former)
●NSns1.dns.ne.jp2026-04-08 → 2026-04-12 · 3 obs
● 2026-04-08 22:34:28
● 2026-04-12 11:47:00
●NSns2.dns.ne.jp2026-04-08 → 2026-04-12 · 3 obs
● 2026-04-08 22:34:28
● 2026-04-12 11:47:00
○NSwithco.jp2016-12-05 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○NSwns01.wadax.ne.jp2016-12-05 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○NSwx03.wadax.ne.jp2016-12-05 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXalt1.aspmx.l.google.com2017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXalt2.aspmx.l.google.com2017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXaspmx.l.google.com2017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXaspmx2.googlemail.com2017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXaspmx3.googlemail.com2017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○MXwh01.wadax.ne.jp2016-12-05 → 2016-12-05 · 3 obs
○ 2017-10-22 05:20:30
○ 2026-04-12 11:47:00
○A211.1.232.22017-10-22 → 2017-10-22 · 4 obs
● 2017-10-22 05:20:30
○ 2026-04-08 22:34:28
○ 2026-04-12 11:47:00
○A211.1.233.22016-12-05 → 2016-12-05 · 3 obs
○ 2017-10-22 05:20:30
○ 2026-04-12 11:47:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, b.dns.jp, e.dns.jp, h.dns.jp... | - |
| withco.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 withco.jp (unsigned zone)
⏱️ Timing
Total: 555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Name Servers
withco.jp is delegated to two name servers ns1.dns.ne.jp and ns2.dns.ne.jp.
withco.jp shares the same name server setup as other domains, for instance stepupconsulting.sakura.ne.jp, 4.0.1.0.6.1.0.0.0.6.1.0.8.2.5.1.2.0.1.0.2.4.e.0.1.0.0.2.ip6.arpa, apqle.com, sowannabee.com and cmshikaku.com.
withco.jp at least partially shares name servers with other domains, for instance kusatsu-hp.jp, porter.services, tokeinomaruyama.com, kobasoft.jp and mightry.sakura.ne.jp.
These name servers are commonly used alongside master.dns.ne.jp and dns.sakura.ad.jp.
Host names with one IP number:
ns1.dns.ne.jp points to 61.211.236.1
ns2.dns.ne.jp points to 133.167.21.1