ren-kon.com - robtex.com
ren-kon.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.180.58🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2648.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 | ren-kon.com ⭐ | ||||||
| A | 49.212.180.58🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2648.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2648.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-08-20 #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=1778533471 | ||||||
MX for
ren-kon.com |
Same first word
DNS History
5 records (5 active, 0 former)
●NSmaster.dns.ne.jp2015-05-29 → 2026-05-11 · 3 obs
● 2015-05-29 00:44:14
● 2026-05-11 21:05:00
●NSns1.dns.ne.jp2015-05-29 → 2026-05-11 · 3 obs
● 2015-05-29 00:44:14
● 2026-05-11 21:05:00
●NSns2.dns.ne.jp2015-05-29 → 2026-05-11 · 3 obs
● 2015-05-29 00:44:14
● 2026-05-11 21:05:00
●MXren-kon.com2015-05-29 → 2026-05-11 · 3 obs
● 2015-05-29 00:44:14
● 2026-05-11 21:05:00
●A49.212.180.582015-05-29 → 2026-05-11 · 3 obs
● 2015-05-29 00:44:14
● 2026-05-11 21:05:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net... | - |
| ren-kon.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 ren-kon.com (unsigned zone)
⏱️ Timing
Total: 920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.180.58 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | ren-kon.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2648.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
ren-kon.com serves as the mail server for ren-kon.com.
IP Addresses
ren-kon.com points to a single IP number: 49.212.180.58.
Other host names, for instance yama-hok.sakura.ne.jp, www2648.sakura.ne.jp, kayabuki.jp, yama-hok.com and tophouse.jp share IP numbers with ren-kon.com.
Name Servers
The delegation for ren-kon.com is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
ren-kon.com at least partially shares name servers with other domains, for instance esta-jp.com, nabium.org, designcast.jp, trival.jp and master23.net.
Host names with one IP number:
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
A single mail server handles ren-kon.com.
ren-kon.com points to a single IP: 49.212.180.58.