mail.ryuzan.com - robtex.com

mail.ryuzan.com

DNSSEC⚠️ Not signed
A85.131.221.55🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv17094.xserver.jp

ryuzan.com

DNSSEC⚠️ Not signed
A85.131.221.55🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
NSns1.xserver.jp
NSns2.xserver.jp
NSns3.xserver.jp
NSns4.xserver.jp
NSns5.xserver.jp
MXryuzan.com
TXTv=spf1 +a:sv17094.xserver.jp +a:ryuzan.com +mx include:spf.sender.xserver.jp ...
SOAns1.xserver.jproot@xserver.jp serial=0

Previously MX for

Same first word

Similar names

DNS History

6 records (1 active, 5 former)

200920112013201520172019202120232025NSdns1.name-services.comMX110.5.28.101110.5.28.101A85.131.221.55110.5.28.10114.12.113.34
NSdns1.name-services.com2015-06-02 → 2015-10-23 · 4 obs
● 2015-06-02 04:21:30
● 2015-10-23 05:34:04
○ 2016-01-17 13:01:58
○ 2026-08-05 14:39:54
MX110.5.28.1012015-10-23 → 2015-10-23 · 4 obs
○ 2015-06-02 04:21:30
● 2015-10-23 05:34:04
○ 2016-01-17 13:01:58
○ 2026-08-05 14:39:54
MX110.5.28.1012015-06-02 → 2015-06-02 · 4 obs
○ 2008-03-20 13:10:20
● 2015-06-02 04:21:30
○ 2015-10-23 05:34:04
○ 2026-08-05 14:39:54
A110.5.28.1012015-06-02 → 2016-04-11 · 5 obs
○ 2008-03-20 13:10:20
● 2015-06-02 04:21:30
● 2016-04-11 16:46:38
○ 2026-03-24 17:45:04
○ 2026-08-05 14:39:54
A14.12.113.342026-03-24 → 2026-05-16 · 5 obs
○ 2016-04-11 16:46:38
● 2026-03-24 17:45:04
● 2026-05-16 19:10:20
○ 2026-07-24 12:28:44
○ 2026-08-05 14:39:54
A85.131.221.552026-07-24 → 2026-08-05 · 3 obs
○ 2026-05-16 19:10:20
● 2026-07-24 12:28:44
● 2026-08-05 14:39:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...-
ryuzan.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.247

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryuzan.com (unsigned zone)

⏱️ Timing

Total: 1285ms | Queries: -

📄 Records

TypeCountSample Data
A185.131.221.55

Analysis

IP Addresses

mail.ryuzan.com has exactly one IP address — 85.131.221.55.

boso.net, ryuzan.com, cin.co.jp plus two other host names have IP numbers in common with mail.ryuzan.com.