cooya.jp - robtex.com
cooya.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.140.118.15🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | ns2.cooya.jp ⭐ ⚠️ Not in parent delegation | ||||||
| A | 210.140.118.15🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | prvh2015.presinet.ne.jp | ||||||
| A | 210.140.118.15🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | prvh2015.ssl0001-presinet.ne.jp | ||||||
| A | 210.140.118.15🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| MX | mail.cooya.jp ⭐ | ||||||
| A | 210.140.118.15🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| TXT | v=spf1 +a +mx +a:prvh2015.presinet.ne.jp -all | ||||||
| SOA | ns2.cooya.jpinfo@presinet.ne.jp 2026-07-18 #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=1784829602 | ||||||
Previously MX for
cooya.jp |
Subdomains
Same first word
cooya.jp |
Similar names
yaoco.at |
ocoya.com |
aycoo.com |
cayoo.info |
ocoya.net |
oyaco.myshopify.com |
cayoo.com |
oyaco.com |
yacoo.com |
acyoo.com |
oacyo.com |
aoyco.in |
ycaoo.com |
yooca.com |
coyoa.com |
yacoo.com.cn |
cayoo.fr |
caoyo.com |
aocoy.com |
ocayo.de |
yaoco.com |
DNS History
15 records (5 active, 10 former)
○NSns1.secure.net2015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 11:07:40
○ 2016-01-20 18:42:00
○ 2026-07-23 18:20:12
●NSns2.cooya.jp2026-07-21 → 2026-07-23 · 3 obs
● 2026-07-21 10:54:52
● 2026-07-23 18:20:12
○NSns2.secure.net2015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 11:07:40
○ 2016-01-20 18:42:00
○ 2026-07-23 18:20:12
○NSns4.cpi.ad.jp2016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
○NSns5.cpi.ad.jp2016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
●NSprvh2015.presinet.ne.jp2026-07-21 → 2026-07-23 · 3 obs
● 2026-07-21 10:54:52
● 2026-07-23 18:20:12
●NSprvh2015.ssl0001-presinet.ne.jp2026-07-21 → 2026-07-23 · 3 obs
● 2026-07-21 10:54:52
● 2026-07-23 18:20:12
○MXcooya.jp2015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 11:07:40
○ 2016-01-20 18:42:00
○ 2026-07-23 18:20:12
●MXmail.cooya.jp2026-07-21 → 2026-07-23 · 3 obs
● 2026-07-21 10:54:52
● 2026-07-23 18:20:12
○MXvlmx20.secure.ne.jp2016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
○MXvlmx21.secure.ne.jp2016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
○MXvlmx22.secure.ne.jp2016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
○A150.60.83.62016-01-20 → 2017-01-30 · 5 obs
● 2016-01-20 18:42:00
● 2017-01-30 01:06:40
○ 2026-07-21 10:54:52
○ 2026-07-23 18:20:12
○A192.217.112.1312015-06-20 → 2015-10-31 · 4 obs
● 2015-10-31 11:07:40
○ 2016-01-20 18:42:00
○ 2026-07-23 18:20:12
●A210.140.118.152026-07-21 → 2026-07-23 · 3 obs
● 2026-07-21 10:54:52
● 2026-07-23 18:20:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, h.dns.jp, f.dns.jp, b.dns.jp... | - |
| cooya.jp | prvh2015.ssl0001-presinet.ne.jp, prvh2015.presinet.ne.jp | - |
✅ Authoritative Response
Server:210.140.118.15
NS records: prvh2015.ssl0001-presinet.ne.jp, prvh2015.presinet.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cooya.jp (unsigned zone)
⏱️ Timing
Total: 2368ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.140.118.15 |
| NS | 3 | ns2.cooya.jp, prvh2015.ssl0001-presinet.ne.jp... |
| MX | 1 | mail.cooya.jp (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:prvh2015.presinet.ne.jp |
| SOA | 1 | ns2.cooya.jp info.presinet.ne.jp |
Analysis
Hierarchy
The parent domain of ns2.cooya.jp and mail.cooya.jp is cooya.jp.
IP Addresses
cooya.jp directs to one IP number, which is 210.140.118.15.
Among the host names that share IP numbers with cooya.jp are jinsho-kogyo.com, mail.souho.co.jp, katu-natori.com and two others.
Name Servers
cooya.jp has three name servers — ns2.cooya.jp, prvh2015.presinet.ne.jp and prvh2015.ssl0001-presinet.ne.jp.
At least some of cooya.jp's name servers are shared with other domains, for example take-shige.com, m-crest.com, nushima-suigun.com and two more.
These name servers tend to co-occur with ns2.take-shige.com, ns2.m-crest.com, ns2.nushima-suigun.com and 6 other name servers in the same DNS delegations.
ns2.cooya.jp, prvh2015.presinet.ne.jp and prvh2015.ssl0001-presinet.ne.jp all point to the same IP address — 210.140.118.15.
ns2.cooya.jp, prvh2015.presinet.ne.jp and prvh2015.ssl0001-presinet.ne.jp all direct to 210.140.118.15.
Mail Servers
cooya.jp routes its mail through a single mail server, mail.cooya.jp.
mail.cooya.jp points to one IP number — 210.140.118.15.