kyoyujp.com - robtex.com

kyoyujp.com

DNSSEC⚠️ Not signed
A160.251.151.193🇯🇵 GMOOSK-NET160.251.151.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRs378.xrea.com
NSns1.value-domain.com ⭐ ⚠️ Not in parent delegation
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-38.defastlink.net
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-161.defastlink.net
NSns2.value-domain.com ⚠️ Not in parent delegation
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-3.defastlink.net
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-115.defastlink.net
NSns4.value-domain.com ⚠️ Not in zone NS records
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-3.defastlink.net
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-115.defastlink.net
NSns5.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-38.defastlink.net
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-161.defastlink.net
MXwww2881.sakura.ne.jp ⭐
A2403:3a00:201:1c:49:212:198:91🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2881.sakura.ne.jp
A49.212.198.91🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2881.sakura.ne.jp
TXTv=spf1 ip4:49.212.198.91 mx ~all
SOAns1.value-domain.comhostmaster@kyoyujp.com 2023-04-07 #21

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=1771291435

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns4.value-domain.comns5.value-domain.comMXwww2881.sakura.ne.jpalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA160.251.151.193150.95.9.193203.189.105.193
●NSns1.value-domain.com2015-08-19 → 2026-02-27 · 2 obs
● 2015-08-19 01:12:26
● 2026-02-27 13:49:56
●NSns2.value-domain.com2015-08-19 → 2026-02-27 · 2 obs
● 2015-08-19 01:12:26
● 2026-02-27 13:49:56
●NSns4.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2015-08-19 01:12:26
● 2026-02-27 13:49:54
● 2026-02-27 13:49:56
●NSns5.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2015-08-19 01:12:26
● 2026-02-27 13:49:54
● 2026-02-27 13:49:56
○MXalt1.aspmx.l.google.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXalt2.aspmx.l.google.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXaspmx.l.google.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXaspmx2.googlemail.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXaspmx3.googlemail.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXaspmx4.googlemail.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
○MXaspmx5.googlemail.com2015-08-19 → 2020-03-28 · 4 obs
● 2015-08-19 01:12:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
●MXwww2881.sakura.ne.jp2026-02-27 → 2026-02-27 · 3 obs
○ 2020-03-28 18:18:06
● 2026-02-27 13:49:54
● 2026-02-27 13:49:56
○A150.95.9.1932020-03-28 → 2020-03-28 · 4 obs
○ 2017-04-03 00:07:26
● 2020-03-28 18:18:06
○ 2026-02-27 13:49:54
○ 2026-02-27 13:49:56
●A160.251.151.1932026-02-27 → 2026-02-27 · 3 obs
○ 2020-03-28 18:18:06
● 2026-02-27 13:49:54
● 2026-02-27 13:49:56
○A203.189.105.1932015-08-19 → 2017-04-03 · 4 obs
● 2015-08-19 01:12:26
● 2017-04-03 00:07:26
○ 2020-03-28 18:18:06
○ 2026-02-27 13:49:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...-
kyoyujp.comns4.value-domain.com, ns5.value-domain.com2 records

✅ Authoritative Response

Server: 172.64.53.3

NS records: ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kyoyujp.com (unsigned zone)

⏱️ Timing

Total: 482ms | Queries: -

📄 Records

TypeCountSample Data
A1160.251.151.193
NS2ns1.value-domain.com, ns2.value-domain.com
MX1www2881.sakura.ne.jp (pri: 10)
TXT1v=spf1 ip4:49.212.198.91 mx ~all
SOA1ns1.value-domain.com hostmaster.kyoyujp.

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns4.value-domain.com, ns5.value-domain.com)

AI analysis

kyoyujp.com points to a single IP: 160.251.151.193.

Other host names, for instance mail.motosumi-kyousei.com, atelierponte.com, www.runcruise.co.jp, mail.sisterhm.net and runcruise.co.jp share IP numbers with kyoyujp.com.

kyoyujp.com is delegated to four name servers: ns1.value-domain.com, ns2.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.

kyoyujp.com at least partially shares its name servers with other domains, for instance npo-mirai.com, 3d-sketch.net, i-aws2.net, itoyan.com and foraca.net.

these name servers are commonly used together with ns3.value-domain.com, ns13.value-domain.com, ns11.value-domain.com and ns12.value-domain.com.

Host names with two IP numbers:

- ns1.value-domain.com points to: 172.64.52.38 and 172.64.52.161.

- ns2.value-domain.com points to: 172.64.53.3 and 172.64.53.115.

- ns4.value-domain.com points to: 172.64.53.3 and 172.64.53.115.

- ns5.value-domain.com points to: 172.64.52.38 and 172.64.52.161.

Names pointing to 172.64.52.38: ns1.value-domain.com and ns5.value-domain.com.

Names pointing to 172.64.52.161: ns1.value-domain.com and ns5.value-domain.com.

Names pointing to 172.64.53.3: ns2.value-domain.com and ns4.value-domain.com.

Names pointing to 172.64.53.115: ns2.value-domain.com and ns4.value-domain.com.

kyoyujp.com is served by a single mail server, www2881.sakura.ne.jp.

kyoyujp.com uses the same mail server setup as other domains such as harrows-ent.jp, air-accessticket.com, alinoma.jp, taod.jp and asahi-welfare.or.jp.

Hostname www2881.sakura.ne.jp resolves to two IPs: 2403:3a00:201:1c:49:212:198:91 and 49.212.198.91.