coei.jp - robtex.com
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coei.jp
| DNSSEC | β οΈ Not signed | ||||||
| A | 183.90.183.43π―π΅ DRNET | ||||||
| PTR | c26.hpms1.jp | ||||||
| NS | ns1.value-domain.com β | ||||||
| A | 172.64.52.38πΊπΈ Cloudflare | ||||||
| PTR | ip-172-64-52-38.defastlink.net | ||||||
| A | 172.64.52.161πΊπΈ Cloudflare | ||||||
| PTR | ip-172-64-52-161.defastlink.net | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3πΊπΈ Cloudflare | ||||||
| PTR | ip-172-64-53-3.defastlink.net | ||||||
| A | 172.64.53.115πΊπΈ Cloudflare | ||||||
| PTR | ip-172-64-53-115.defastlink.net | ||||||
| MX | coei.jp β | ||||||
| A | 183.90.183.43π―π΅ DRNET | ||||||
| PTR | c26.hpms1.jp | ||||||
| TXT | v=spf1 ip4:183.90.183.43 include:mxr.valueserver.jp ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@coei.jp 2023-12-15 #10 | ||||||
jp
| DNSSEC | π Signed (DS record present) | ||||||
| NS | z.dns.jp β | ||||||
| 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=1771290902 | ||||||
MX for
coei.jp |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
βNSns01.telewave.ad.jp2015-08-31 β 2017-04-20 Β· 4 obs
β 2017-04-20 00:32:44
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βNSns01.xaas.jp2015-08-31 β 2017-04-20 Β· 4 obs
β 2017-04-20 00:32:44
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βNSns1.value-domain.com2026-02-16 β 2026-02-17 Β· 3 obs
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βNSns2.value-domain.com2026-02-16 β 2026-02-17 Β· 3 obs
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βMXcoei.jp2026-02-16 β 2026-02-17 Β· 3 obs
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βMXsmtp1.xaas.jp2015-08-31 β 2017-04-20 Β· 4 obs
β 2017-04-20 00:32:44
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βMXsmtp2.xaas.jp2015-08-31 β 2017-04-20 Β· 4 obs
β 2017-04-20 00:32:44
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βA183.90.183.432026-02-16 β 2026-02-17 Β· 3 obs
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
βA210.128.29.602015-08-31 β 2017-04-20 Β· 4 obs
β 2017-04-20 00:32:44
β 2026-02-16 12:33:10
β 2026-02-17 09:45:10
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| coei.jp | ns2.value-domain.com, ns1.value-domain.com | - |
β Authoritative Response
Server: 172.64.53.3
NS records: ns2.value-domain.com, ns1.value-domain.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for coei.jp (unsigned zone)
β±οΈ Timing
Total: 478ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.183.43 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | coei.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.90.183.43 include:mxr.val |
| SOA | 1 | ns1.value-domain.com hostmaster.coei.jp |
AI analysis
coei.jp serves as the mail server for coei.jp.
coei.jp points to a single IP number: 183.90.183.43.
Other host names, for instance ftp.kzline.com, kzline.com, renko.co.jp, ando-clinic.info and clean-t.net share IP numbers with coei.jp.
coei.jp is delegated to two name servers: ns1.value-domain.com and ns2.value-domain.com.
coei.jp uses the same name server setup as other domains, for instance nyanbase.com, lindo4u.com, aeonbike.info, saito-shinkyu.com and topqueen.jp.
coei.jp shares name servers with other domains at least partially, for instance boyoferry.co.jp, itosyo.jp, byuwa.com, aklaw.jp and e-stream.net.
These name servers are commonly used with ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com, ns12.value-domain.com and ns13.value-domain.com.
Host names with two IP numbers:
The host ns1.value-domain.com points to 172.64.52.38 and 172.64.52.161.
The host ns2.value-domain.com points to 172.64.53.3 and 172.64.53.115.
A single mail server handles coei.jp and coei.jp.
Host name coei.jp resolves to IP 183.90.183.43.