ysk-js.jp - robtex.com

ysk-js.jp

DNSSEC⚠️ Not signed
A163.43.102.101🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRwww3891.sakura.ne.jp
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
MXysk-js.jp ⭐
A163.43.102.101🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRwww3891.sakura.ne.jp
TXTMS=34EB7F28CB36D3094C1C3C39E900FA10A88C2D42
TXTv=spf1 a:www3891.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2025-07-15 #2

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=1776030302

MX for

ysk-js.jp

Same first word

ysk-js.jp

Similar names

ks-yjs.com

DNS History

12 records (5 active, 7 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns-204.dns.jp-e1.cloudn-service.comns-205.dns.jp-w1.cloudn-service.comns-206.dns.us-e1.cloudn-service.comns1.secure.netns2.secure.netMXysk-js.jpA163.43.102.10127.50.104.23361.112.25.6
●NSmaster.dns.ne.jp2026-03-02 → 2026-04-12 · 3 obs
○ 2017-04-21 08:41:42
● 2026-03-02 07:32:02
● 2026-04-12 22:29:30
○NSns-204.dns.jp-e1.cloudn-service.com2015-12-24 → 2017-04-21 · 5 obs
○ 2015-10-11 17:51:36
● 2015-12-24 08:48:54
● 2017-04-21 08:41:42
○ 2026-03-02 07:32:02
○ 2026-04-12 22:29:30
○NSns-205.dns.jp-w1.cloudn-service.com2015-12-24 → 2017-04-21 · 5 obs
○ 2015-10-11 17:51:36
● 2015-12-24 08:48:54
● 2017-04-21 08:41:42
○ 2026-03-02 07:32:02
○ 2026-04-12 22:29:30
○NSns-206.dns.us-e1.cloudn-service.com2015-12-24 → 2017-04-21 · 5 obs
○ 2015-10-11 17:51:36
● 2015-12-24 08:48:54
● 2017-04-21 08:41:42
○ 2026-03-02 07:32:02
○ 2026-04-12 22:29:30
●NSns1.dns.ne.jp2026-03-02 → 2026-04-12 · 3 obs
○ 2017-04-21 08:41:42
● 2026-03-02 07:32:02
● 2026-04-12 22:29:30
○NSns1.secure.net2015-05-23 → 2015-10-11 · 4 obs
● 2015-05-23 16:25:32
● 2015-10-11 17:51:36
○ 2015-12-24 08:48:54
○ 2026-04-12 22:29:30
●NSns2.dns.ne.jp2026-03-02 → 2026-04-12 · 3 obs
○ 2017-04-21 08:41:42
● 2026-03-02 07:32:02
● 2026-04-12 22:29:30
○NSns2.secure.net2015-05-23 → 2015-10-11 · 4 obs
● 2015-05-23 16:25:32
● 2015-10-11 17:51:36
○ 2015-12-24 08:48:54
○ 2026-04-12 22:29:30
●MXysk-js.jp2015-05-23 → 2026-04-12 · 2 obs
● 2015-05-23 16:25:32
● 2026-04-12 22:29:30
●A163.43.102.1012026-03-02 → 2026-04-12 · 3 obs
○ 2017-04-21 08:41:42
● 2026-03-02 07:32:02
● 2026-04-12 22:29:30
○A27.50.104.2332015-05-23 → 2015-05-23 · 3 obs
● 2015-05-23 16:25:32
○ 2015-10-11 17:51:36
○ 2026-04-12 22:29:30
○A61.112.25.62015-10-11 → 2017-04-21 · 5 obs
○ 2015-05-23 16:25:32
● 2015-10-11 17:51:36
● 2017-04-21 08:41:42
○ 2026-03-02 07:32:02
○ 2026-04-12 22:29:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
ysk-js.jpns2.dns.ne.jp, ns1.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ysk-js.jp (unsigned zone)

⏱️ Timing

Total: 899ms | Queries: -

📄 Records

TypeCountSample Data
A1163.43.102.101
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1ysk-js.jp (pri: 10)
TXT2v=spf1 a:www3891.sakura.ne.jp mx ~all, MS=34EB7F28CB36D3094C1C3C39E900FA10A88C2
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

For ysk-js.jp, the mail server is ysk-js.jp.

IP Addresses

ysk-js.jp resolves to one IP number: 163.43.102.101.

other host names including hadanofujiminoyu.jp, chagori.com, book-toolbox.jp, sirius-tum.com and jaf.co.jp share IP numbers with ysk-js.jp.

Name Servers

ysk-js.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

ysk-js.jp at least partially shares name servers with other domains, for instance kamako1954.com, upper-field.net, raysband.com, swift-inc.co.jp and specaid.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

ysk-js.jp is served by a single mail server, ysk-js.jp.

ysk-js.jp resolves to IP 163.43.102.101.