yobiken.com - robtex.com
yobiken.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.129.147.203🇯🇵 IDC210.129.128.0/19 Frontier Inc. | ||||||
| NS | sv.yobiken.com ⭐ | ||||||
| A | 210.129.147.203🇯🇵 IDC210.129.128.0/19 Frontier Inc. | ||||||
| NS | ns.iamdn.co.jp | ||||||
| A | 210.129.146.209🇯🇵 IDC210.129.128.0/19 Frontier Inc. | ||||||
| NS | ns2.atworks.co.jp | ||||||
| A | 202.221.143.11🇯🇵 IIJ-AS202.221.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | ns2.atworks.co.jp | ||||||
| MX | br121.eigyo.co.jp ⭐ | ||||||
| A | 103.199.132.42🇯🇵 eo103.199.132.0/22 OPTAGE Inc. | ||||||
| PTR | brc13242.eigyo.co.jp | ||||||
| SOA | sv.yobiken.compostmaster@yobiken.com 2019-10-31 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| 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=1774595137 | ||||||
Same first word
yobiken.com |
Similar names
DNS History
12 records (5 active, 7 former)
●NSns.iamdn.co.jp2026-02-28 → 2026-03-27 · 3 obs
● 2026-02-28 08:57:12
● 2026-03-27 07:11:50
○NSns.wiseknot.ne.jp2008-03-16 → 2008-03-16 · 3 obs
○ 2015-07-18 07:42:40
○ 2026-03-27 07:11:50
○NSns03.eigyo.co.jp2015-07-18 → 2017-03-31 · 5 obs
● 2015-07-18 07:42:40
● 2017-03-31 09:40:00
○ 2026-02-28 08:57:12
○ 2026-03-27 07:11:50
○NSns04.eigyo.co.jp2015-07-18 → 2017-03-31 · 5 obs
● 2015-07-18 07:42:40
● 2017-03-31 09:40:00
○ 2026-02-28 08:57:12
○ 2026-03-27 07:11:50
●NSns2.atworks.co.jp2026-02-28 → 2026-03-27 · 3 obs
● 2026-02-28 08:57:12
● 2026-03-27 07:11:50
○NSns3.wiseknot.co.jp2008-03-16 → 2008-03-16 · 3 obs
○ 2015-07-18 07:42:40
○ 2026-03-27 07:11:50
●NSsv.yobiken.com2026-02-28 → 2026-03-27 · 3 obs
● 2026-02-28 08:57:12
● 2026-03-27 07:11:50
●MXbr121.eigyo.co.jp2015-07-18 → 2026-03-27 · 3 obs
● 2015-07-18 07:42:40
● 2026-03-27 07:11:50
○MXmail.yobiken.com2008-03-16 → 2008-03-16 · 3 obs
○ 2015-07-18 07:42:40
○ 2026-03-27 07:11:50
●A210.129.147.2032026-02-28 → 2026-03-27 · 3 obs
● 2026-02-28 08:57:12
● 2026-03-27 07:11:50
○A210.233.79.532015-07-18 → 2017-03-31 · 5 obs
● 2015-07-18 07:42:40
● 2017-03-31 09:40:00
○ 2026-02-28 08:57:12
○ 2026-03-27 07:11:50
○A59.87.0.1712008-03-16 → 2008-03-16 · 3 obs
○ 2015-07-18 07:42:40
○ 2026-03-27 07:11:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| yobiken.com | ns2.atworks.co.jp, ns.iamdn.co.jp | - |
✅ Authoritative Response
Server:202.221.143.11
NS records: ns2.atworks.co.jp, ns.iamdn.co.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yobiken.com (unsigned zone)
⏱️ Timing
Total: 1335ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.129.147.203 |
| NS | 2 | ns2.atworks.co.jp, ns.iamdn.co.jp |
| MX | 1 | br121.eigyo.co.jp (pri: 10) |
| SOA | 1 | sv.yobiken.com postmaster.yobiken.com |
Analysis
IP Addresses
yobiken.com points to a single IP: 210.129.147.203.
Name Servers
yobiken.com is delegated to three name servers: sv.yobiken.com, ns2.atworks.co.jp and ns.iamdn.co.jp.
yobiken.com partially shares name servers with other domains; examples include ajacompact.jp, kiradeco-max.net, fpo.bz, c303.net and kurumi.net.
These name servers are commonly used alongside ns.at-link.ad.jp, okpit.inet-dns.com, ns02.idc.jp, ns03.idc.jp, ns.webeyes.ne.jp, sv.gateau.jp, ns.40net.co.jp, ns01.ddstd.co.jp and ns2.webeyes.ne.jp.
Host names with one IP number:
Host sv.yobiken.com points to 210.129.147.203.
Host ns2.atworks.co.jp points to 202.221.143.11.
Host ns.iamdn.co.jp points to 210.129.146.209.
Mail Servers
yobiken.com is handled by a single mail server, br121.eigyo.co.jp.
br121.eigyo.co.jp points to a single IP: 103.199.132.42.