benkyoman.com - robtex.com
benkyoman.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | 01.dnsv.jp โญ | ||||||
| A | 2400:8500:3300::53๐ฏ๐ต GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53๐ฏ๐ต GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53๐ฏ๐ต GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53๐ฏ๐ต GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53๐ฏ๐ต GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53๐ฏ๐ต GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53๐ฏ๐ต GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.benkyoman.com โญ | ||||||
| A | 160.16.141.35๐ฏ๐ต SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | tk2-406-44281.vs.sakura.ne.jp | ||||||
| TXT | v=spf1 +mx -all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1641819833 | ||||||
com
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | a.gtld-servers.net โญ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778511391 | ||||||
Subdomains
mail.benkyoman.com |
Same first word
benkyoman.com |
Similar names
DNS History
12 records (5 active, 7 former)
โNS01.dnsv.jp2026-02-17 โ 2026-05-11 ยท 3 obs
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNS02.dnsv.jp2026-02-17 โ 2026-05-11 ยท 3 obs
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNS03.dnsv.jp2026-02-17 โ 2026-05-11 ยท 3 obs
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNS04.dnsv.jp2026-02-17 โ 2026-05-11 ยท 3 obs
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNSappctl.atsrv.intra2015-07-20 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNSns01.atsrv.jp2015-07-20 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNSns02.atsrv.jp2015-07-20 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNSns03.ex-cloud.jp2015-07-20 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โNSns04.ex-cloud.jp2015-07-20 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โMXmail.benkyoman.com2015-07-20 โ 2026-05-11 ยท 2 obs
โ 2026-05-11 15:07:10
โA160.16.141.352020-01-26 โ 2020-01-26 ยท 4 obs
โ 2020-01-26 23:58:24
โ 2026-02-17 21:25:28
โ 2026-05-11 15:07:10
โA182.163.88.722015-07-20 โ 2017-02-09 ยท 4 obs
โ 2017-02-09 03:38:00
โ 2020-01-26 23:58:24
โ 2026-05-11 15:07:10
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| benkyoman.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
โ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for benkyoman.com (unsigned zone)
โฑ๏ธ Timing
Total: 1110ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.benkyoman.com (pri: 0) |
| TXT | 1 | v=spf1 +mx -all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
benkyoman.com is the parent of mail.benkyoman.com.
Name Servers
benkyoman.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
benkyoman.com at least partially shares name servers with other domains, for instance caconsul.co.jp, chofu-city.jp, peptidream.com, eneraku.com and proreview.jp.
Two IPs for hosts:
01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53
03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53
04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53
One IP for a host:
02.dnsv.jp points to: 157.7.33.53
Mail Servers
benkyoman.com is handled by a single mail server, mail.benkyoman.com.
Host name mail.benkyoman.com points to IP address 160.16.141.35.