ryu-sei.com - dns.ninja

ryu-sei.com

DNSSEC⚠️ Not signed
A118.27.125.172🇯🇵 GMO-INTERNET118.27.0.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTR118-27-125-172.virt.lolipop.jp
NSdns01.muumuu-domain.com ⭐
A202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc.
NSdns02.muumuu-domain.com
A160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
MXmx.hetemail.jp ⭐
A157.7.189.1🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRmx.heteml.jp
TXTv=spf1 include:_spf.heteml.jp include:_spf.lolipop.jp~all
SOAdns01.muumuu-domain.compostmaster@ryu-sei.com serial=1757145079

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785600827
WOT: SAFE (61/100)

Same first word

ryu-sei.com

Similar names

sei-ryu.co.jp
e-syuri.net

DNS History

10 records (4 active, 6 former)

2008201020122014201620182020202220242026NSdns01.muumuu-domain.comdns02.muumuu-domain.comns2.gracenet.ne.jpns2.solid.ad.jpns3.gracenet.ne.jpns3.solid.ad.jpMXmx.hetemail.jpmail1.solid.ad.jpA118.27.125.17261.115.237.9
●NSdns01.muumuu-domain.com2026-03-04 → 2026-08-01 · 3 obs
○ 2015-07-24 04:26:56
● 2026-03-04 10:38:24
● 2026-08-01 16:31:48
●NSdns02.muumuu-domain.com2026-03-04 → 2026-08-01 · 3 obs
○ 2015-07-24 04:26:56
● 2026-03-04 10:38:24
● 2026-08-01 16:31:48
○NSns2.gracenet.ne.jp2007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48
○NSns2.solid.ad.jp2007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48
○NSns3.gracenet.ne.jp2007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48
○NSns3.solid.ad.jp2007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48
○MXmail1.solid.ad.jp2007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48
●MXmx.hetemail.jp2026-03-04 → 2026-08-01 · 3 obs
○ 2015-07-24 04:26:56
● 2026-03-04 10:38:24
● 2026-08-01 16:31:48
●A118.27.125.1722026-03-04 → 2026-08-01 · 3 obs
○ 2015-07-24 04:26:56
● 2026-03-04 10:38:24
● 2026-08-01 16:31:48
○A61.115.237.92007-10-31 → 2007-10-31 · 3 obs
● 2007-10-31 09:21:20
○ 2015-07-24 04:26:56
○ 2026-08-01 16:31:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...-
ryu-sei.comdns01.muumuu-domain.com, dns02.muumuu-domain.com2 records

✅ Authoritative Response

Server:202.239.23.39

NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryu-sei.com (unsigned zone)

⏱️ Timing

Total: 436ms | Queries: -

📄 Records

TypeCountSample Data
A1118.27.125.172
NS2dns01.muumuu-domain.com, dns02.muumuu-domain.com
MX1mx.hetemail.jp (pri: 10)
TXT1v=spf1 include:_spf.heteml.jp include:_s
SOA1dns01.muumuu-domain.com postmaster.ryu-s

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns01.muumuu-domain.com, dns02.muumuu-domain.com)

Analysis

IP Addresses

ryu-sei.com resolves to one IP address: 118.27.125.172.

zaosbs.com, c-bose.com, carrot.clinic and two other host names share IP numbers with ryu-sei.com.

Name Servers

ryu-sei.com is served by two delegated name servers, dns01.muumuu-domain.com and dns02.muumuu-domain.com.

ryu-sei.com uses the same name servers as several other domains — among them syobi.net, meplus.org, kyo-shikian.com and two more.

There is at least partial name server overlap between ryu-sei.com and other domains — tekitoh-memdhoi.info, hotel-21.jp, life-con.net and two more among them.

dns01.muumuu-domain.com → 202.239.23.39 and dns02.muumuu-domain.com → 160.251.249.62: one IP number per host name.

Mail Servers

Mail for ryu-sei.com is handled by a single mail server, mx.hetemail.jp.

ryu-sei.com uses an identical mail server configuration to several other domains — among them sato-mc.com, urban-saiyo.com, miyako-town.com and two more.

ryu-sei.com and other domains — art-play.or.jp for instance — share at least some mail servers.

There is one IP number for mx.hetemail.jp: 157.7.189.1.