yoshioka-dc.com - robtex.com
yoshioka-dc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.108🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2898.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | yoshioka-dc.com ⭐ | ||||||
| A | 49.212.198.108🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2898.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2898.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2016-09-30 #22 | ||||||
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=1776176232 | ||||||
Previously MX for
www.yoshioka-dc.com |
Subdomains
www.yoshioka-dc.com |
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2016-12-21 → 2026-04-14 · 3 obs
● 2016-12-21 20:54:48
● 2026-04-14 14:30:08
○NSns.network.jp2015-06-25 → 2016-04-25 · 4 obs
● 2016-04-25 09:12:38
○ 2016-12-21 20:54:48
○ 2026-04-14 14:30:08
●NSns1.dns.ne.jp2016-12-21 → 2026-04-14 · 3 obs
● 2016-12-21 20:54:48
● 2026-04-14 14:30:08
○NSns11.network.jp2015-06-25 → 2016-04-25 · 4 obs
● 2016-04-25 09:12:38
○ 2016-12-21 20:54:48
○ 2026-04-14 14:30:08
●NSns2.dns.ne.jp2016-12-21 → 2026-04-14 · 3 obs
● 2016-12-21 20:54:48
● 2026-04-14 14:30:08
○MXwww.yoshioka-dc.com2015-06-25 → 2016-04-25 · 4 obs
● 2016-04-25 09:12:38
○ 2016-12-21 20:54:48
○ 2026-04-14 14:30:08
●MXyoshioka-dc.com2016-12-21 → 2026-04-14 · 3 obs
● 2016-12-21 20:54:48
● 2026-04-14 14:30:08
○A112.78.120.92015-06-25 → 2016-04-25 · 4 obs
● 2016-04-25 09:12:38
○ 2016-12-21 20:54:48
○ 2026-04-14 14:30:08
●A49.212.198.1082016-12-21 → 2026-04-14 · 3 obs
● 2016-12-21 20:54:48
● 2026-04-14 14:30:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net... | - |
| yoshioka-dc.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yoshioka-dc.com (unsigned zone)
⏱️ Timing
Total: 979ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.108 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | yoshioka-dc.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2898.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
The parent of www.yoshioka-dc.com is yoshioka-dc.com.
IP Addresses
yoshioka-dc.com points to an IP address: 49.212.198.108.
other host names include mediamp.net, k-kai.net, mori-cpa.jp, nyugankenshin.net and oze-info.jp; they share IP numbers with yoshioka-dc.com.
Name Servers
yoshioka-dc.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
yoshioka-dc.com at least partially shares name servers with other domains, for instance taketake.jp, keihatsu.sakura.ne.jp, nari-drum.com, grayokapi7.sakura.ne.jp and ucchie.com.
Host names with one IP:
master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
yoshioka-dc.com is handled by a single mail server.
The host name yoshioka-dc.com points to IP 49.212.198.108.