ryuchan.jp - robtex.com

ryuchan.jp

DNSSEC⚠️ Not signed
A2403:3a00:101:23:49:212:243:67🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww3557.sakura.ne.jp
A49.212.243.67🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 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
PTRns2.dns.ne.jp
MXryuchan.jp ⭐
A2403:3a00:101:23:49:212:243:67🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww3557.sakura.ne.jp
A49.212.243.67🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3557.sakura.ne.jp
TXTv=spf1 a:www3557.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-02-13 #24

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1774679402

MX for

ryuchan.jp

Same first word

ryuchan.com
ryuchan.org
ryuchan.jp

Similar names

raunchy.co.za
chunray.com
raunchy.it
raunchy.ca
raunchy.net
unchary.com
ryanchu.me
unarchy.com
naychur.com
raunchy.com
urchany.co.uk
raunchy.co.uk
chanryu.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns.at-link.ad.jpns.iamdn.co.jpsv.ryuchan.jpMXryuchan.jpmail.ryuchan.jpsv.ryuchan.jpA2403:3a00:101:23:49:212:243:6749.212.243.67202.218.203.226210.129.146.148
●NSmaster.dns.ne.jp2026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36
○NSns.at-link.ad.jp2015-05-01 → 2016-11-29 · 4 obs
● 2015-05-01 07:44:28
● 2016-11-29 18:04:58
○ 2026-03-26 04:52:10
○ 2026-03-28 07:00:36
○NSns.iamdn.co.jp2015-10-23 → 2016-11-29 · 5 obs
○ 2015-05-01 07:44:28
● 2015-10-23 06:59:12
● 2016-11-29 18:04:58
○ 2026-03-26 04:52:10
○ 2026-03-28 07:00:36
●NSns1.dns.ne.jp2026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36
●NSns2.dns.ne.jp2026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36
○NSsv.ryuchan.jp2015-05-01 → 2016-11-29 · 5 obs
● 2015-05-01 07:44:28
○ 2015-10-23 06:59:12
● 2016-11-29 18:04:58
○ 2026-03-26 04:52:10
○ 2026-03-28 07:00:36
○MXmail.ryuchan.jp2015-10-23 → 2016-11-29 · 5 obs
○ 2015-05-01 07:44:28
● 2015-10-23 06:59:12
● 2016-11-29 18:04:58
○ 2026-03-26 04:52:10
○ 2026-03-28 07:00:36
●MXryuchan.jp2026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36
○MXsv.ryuchan.jp2015-05-01 → 2015-05-01 · 3 obs
● 2015-05-01 07:44:28
○ 2015-10-23 06:59:12
○ 2026-03-28 07:00:36
○A202.218.203.2262015-05-01 → 2015-05-01 · 3 obs
● 2015-05-01 07:44:28
○ 2015-10-23 06:59:12
○ 2026-03-28 07:00:36
○A210.129.146.1482015-10-23 → 2016-11-29 · 5 obs
○ 2015-05-01 07:44:28
● 2015-10-23 06:59:12
● 2016-11-29 18:04:58
○ 2026-03-26 04:52:10
○ 2026-03-28 07:00:36
●A2403:3a00:101:23:49:212:243:672026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36
●A49.212.243.672026-03-26 → 2026-03-28 · 3 obs
○ 2016-11-29 18:04:58
● 2026-03-26 04:52:10
● 2026-03-28 07:00:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
ryuchan.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ 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 ryuchan.jp (unsigned zone)

⏱️ Timing

Total: 902ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.243.67
AAAA12403:3a00:101:23:49:212:243:67
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1ryuchan.jp (pri: 10)
TXT1v=spf1 a:www3557.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

Mail Server Role

For ryuchan.jp, the mail server is ryuchan.jp.

IP Addresses

ryuchan.jp resolves to two IP numbers: 2403:3a00:101:23:49:212:243:67 and 49.212.243.67.

other host names including hokkaisoken.com, npoikema.sakura.ne.jp, cumquat.biz, hibanet.com and sano.me share IP numbers with ryuchan.jp.

Name Servers

ryuchan.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

ryuchan.jp at least partially shares name servers with other domains, for instance o-planning.jp, itami-s.com, kayatani.co.jp, niwatako.com and (0x787878)x.nu.

these name servers are commonly used alongside dns.sakura.ad.jp.

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

ryuchan.jp is served by a single mail server, ryuchan.jp.

ryuchan.jp resolves to two IP numbers: 2403:3a00:101:23:49:212:243:67 and 49.212.243.67.