b1.valueserver.jp - dns.ninja
b1.valueserver.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 157.7.184.21๐ฏ๐ต GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | b1.valueserver.jp โญ | ||||||
| A | 157.7.184.21๐ฏ๐ต GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 a:b1.valueserver.jp include:mxr.valueserver.jp ~all | ||||||
valueserver.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 103.242.31.31๐ฏ๐ต DRNET103.242.28.0/22 | ||||||
| NS | gabriel.ns.cloudflare.com โญ | ||||||
| NS | vera.ns.cloudflare.com | ||||||
| MX | route1.mx.cloudflare.net โญ | ||||||
| MX | route3.mx.cloudflare.net(34) | ||||||
| MX | route2.mx.cloudflare.net(44) | ||||||
| TXT | google-site-verification=993Rw7tSTjDW0mhVIcsBiegTGyGNT4PqJqYx-hoUv4E | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| SOA | gabriel.ns.cloudflare.comdns@cloudflare.com serial=2410052570 | ||||||
rank #4435 in the tld
๐ Tranco rank: #368,046
MX for
Previously MX for
Subdomains
venus.b1.valueserver.jp |
Same first word
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DNS History
2 records (2 active, 0 former)
โMXb1.valueserver.jp2015-07-10 โ 2026-07-30 ยท 2 obs
โ 2015-07-10 06:17:56
โ 2026-07-30 08:02:32
โ 2026-07-30 08:02:32
โA157.7.184.212015-07-10 โ 2026-07-30 ยท 2 obs
โ 2015-07-10 06:17:56
โ 2026-07-30 08:02:32
โ 2026-07-30 08:02:32
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| valueserver.jp | vera.ns.cloudflare.com, gabriel.ns.cloudflare.com | - |
โ Authoritative Response
Server:162.159.44.244
NS records: vera.ns.cloudflare.com, gabriel.ns.cloudflare.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for valueserver.jp (unsigned zone)
โฑ๏ธ Timing
Total: 640ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.184.21 |
| MX | 1 | b1.valueserver.jp (pri: 10) |
| TXT | 1 | v=spf1 a:b1.valueserver.jp include:mxr.v |
Analysis
Hierarchy
b1.valueserver.jp serves as the parent of venus.b1.valueserver.jp.
Mail Server Role
b1.valueserver.jp handles its own mail, functioning as its own mail server.
IP Addresses
b1.valueserver.jp resolves to just one IP address, 157.7.184.21.
Two other host names, along with mail.dbt.jp, mail.andouhiroshi.jp and kabuv.com, also share IP numbers with b1.valueserver.jp.
Mail Servers
b1.valueserver.jp is served by just one mail server: b1.valueserver.jp.
b1.valueserver.jp has exactly one IP number: 157.7.184.21.