rikiken.com - robtex.com
rikiken.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.50🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2840.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 | rikiken.com ⭐ | ||||||
| A | 49.212.198.50🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2840.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2840.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2016-08-05 #13 | ||||||
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=1774631462 | ||||||
MX for
rikiken.com |
Same first word
rikiken.com |
Similar names
ikirenk.com |
ikirenk.net |
krinkie.be |
kreinik.com |
neikirk.com |
kreinik.net |
kenriki.jp |
kiriken.com |
neikirk.net |
kinkeri.com |
kerkini.de |
krinkie.com |
kerkini.gr |
niekirk.co.uk |
kinreki.com |
DNS History
13 records (5 active, 8 former)
●NSmaster.dns.ne.jp2017-03-17 → 2026-03-27 · 3 obs
● 2017-03-17 07:25:00
● 2026-03-27 17:12:58
●NSns1.dns.ne.jp2017-03-17 → 2026-03-27 · 3 obs
● 2017-03-17 07:25:00
● 2026-03-27 17:12:58
○NSns1.jimdo.com2015-05-31 → 2016-04-23 · 4 obs
● 2016-04-23 21:34:36
○ 2017-03-17 07:25:00
○ 2026-03-27 17:12:58
●NSns2.dns.ne.jp2017-03-17 → 2026-03-27 · 3 obs
● 2017-03-17 07:25:00
● 2026-03-27 17:12:58
○NSns2.jimdo.com2015-05-31 → 2016-04-23 · 4 obs
● 2016-04-23 21:34:36
○ 2017-03-17 07:25:00
○ 2026-03-27 17:12:58
○MXmx1.jimdo.com2015-05-31 → 2016-04-23 · 4 obs
● 2016-04-23 21:34:36
○ 2017-03-17 07:25:00
○ 2026-03-27 17:12:58
○MXmx2.jimdo.com2015-05-31 → 2016-04-23 · 4 obs
● 2016-04-23 21:34:36
○ 2017-03-17 07:25:00
○ 2026-03-27 17:12:58
●MXrikiken.com2017-03-17 → 2026-03-27 · 3 obs
● 2017-03-17 07:25:00
● 2026-03-27 17:12:58
○A122.200.253.1362015-05-31 → 2015-05-31 · 3 obs
○ 2015-10-27 10:25:16
○ 2026-03-27 17:12:58
●A49.212.198.502017-03-17 → 2026-03-27 · 3 obs
● 2017-03-17 07:25:00
● 2026-03-27 17:12:58
○A52.17.38.1132015-10-27 → 2015-10-27 · 4 obs
● 2015-10-27 10:25:16
○ 2016-01-14 01:44:54
○ 2026-03-27 17:12:58
○A52.30.92.592016-01-14 → 2016-01-14 · 4 obs
● 2016-01-14 01:44:54
○ 2016-04-23 21:34:36
○ 2026-03-27 17:12:58
○A54.171.35.2012016-04-23 → 2016-04-23 · 4 obs
● 2016-04-23 21:34:36
○ 2017-03-17 07:25:00
○ 2026-03-27 17:12:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net... | - |
| rikiken.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 rikiken.com (unsigned zone)
⏱️ Timing
Total: 2482ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.50 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | rikiken.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2840.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
rikiken.com is the mail server for rikiken.com.
IP Addresses
rikiken.com resolves to a single IP: 49.212.198.50.
Other host names, for instance mail.todaitotexas.com, riseenglish.net, footmedia.jp, melrose-t.com and sakuragroup.net share IP numbers with rikiken.com.
Name Servers
rikiken.com delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
rikiken.com shares some name servers with other domains, for example gw-i.com, nagisakatowedding.com, yunohama.com, takagikogei.sakura.ne.jp and diyhelper.jp.
These name servers are commonly used with the name servers dns.sakura.ad.jp.
Host names with a single 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
One mail server handles rikiken.com.
Host name rikiken.com points to IP 49.212.198.50.