topgroup-m.com - robtex.com
topgroup-m.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2403:3a00:201:19:210:224:185:190🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2550.sakura.ne.jp | ||||||
| A | 210.224.185.190🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| 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 | topgroup-m.com ⭐ | ||||||
| A | 2403:3a00:201:19:210:224:185:190🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2550.sakura.ne.jp | ||||||
| A | 210.224.185.190🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2550.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2550.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-03-12 #2 | ||||||
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=1778640606 | ||||||
MX for
topgroup-m.com |
Same first word
topgroup-m.com |
DNS History
6 records (6 active, 0 former)
●MXtopgroup-m.com2019-04-04 → 2026-05-13 · 2 obs
● 2026-05-13 03:13:58
●A210.224.185.1902019-04-04 → 2026-05-13 · 2 obs
● 2026-05-13 03:13:58
●A2403:3a00:201:19:210:224:185:1902026-05-13 → 2026-05-13 · 2 obs
● 2026-05-13 03:13:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| topgroup-m.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topgroup-m.com (unsigned zone)
⏱️ Timing
Total: 1576ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.224.185.190 |
| AAAA | 1 | 2403:3a00:201:19:210:224:185:190 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | topgroup-m.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2550.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
topgroup-m.com serves as the mail server for topgroup-m.com.
IP Addresses
Two IP numbers are pointed to by topgroup-m.com: 2403:3a00:201:19:210:224:185:190 and 210.224.185.190.
other host names include daytona-house.net, coronet.co.jp, flot.sakura.ne.jp, images.miyavix.co.jp and kurosu-jidousya.com; they share IP numbers with topgroup-m.com.
Name Servers
topgroup-m.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
topgroup-m.com at least partially shares name servers with other domains, for instance skb48jp.sakura.ne.jp, takizawagumicom.sakura.ne.jp, da-san.sakura.ne.jp, tkcv.net and meganeichiba.sakura.ne.jp.
These name servers are commonly used alongside dns.sakura.ad.jp.
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
topgroup-m.com is handled by a single mail server.
topgroup-m.com resolves to two IPs: 2403:3a00:201:19:210:224:185:190 and 210.224.185.190.