deafstudies.jp - robtex.com

deafstudies.jp

DNSSEC⚠️ Not signed
A219.94.128.197🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww957.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
MXdeafstudies.jp ⭐
A219.94.128.197🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww957.sakura.ne.jp
TXTv=spf1 a:www957.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2021-01-07 #3

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=1775985303

MX for

deafstudies.jp

Same first word

deafstudies.eu
deafstudies.jp

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns.deafstudies.jpwww.deafstudies.jpMXdeafstudies.jpmx.deafstudies.jpA219.94.128.197121.119.248.249.212.129.192
●NSmaster.dns.ne.jp2016-07-03 → 2026-04-12 · 3 obs
○ 2016-03-08 00:05:32
● 2016-07-03 21:29:22
● 2026-04-12 09:32:14
○NSns.deafstudies.jp2015-08-18 → 2016-03-08 · 4 obs
● 2015-08-18 08:46:12
● 2016-03-08 00:05:32
○ 2016-07-03 21:29:22
○ 2026-04-12 09:32:14
●NSns1.dns.ne.jp2016-07-03 → 2026-04-12 · 3 obs
○ 2016-03-08 00:05:32
● 2016-07-03 21:29:22
● 2026-04-12 09:32:14
●NSns2.dns.ne.jp2016-07-03 → 2026-04-12 · 3 obs
○ 2016-03-08 00:05:32
● 2016-07-03 21:29:22
● 2026-04-12 09:32:14
○NSwww.deafstudies.jp2015-08-18 → 2016-03-08 · 4 obs
● 2015-08-18 08:46:12
● 2016-03-08 00:05:32
○ 2016-07-03 21:29:22
○ 2026-04-12 09:32:14
●MXdeafstudies.jp2017-02-12 → 2026-04-12 · 3 obs
○ 2016-07-03 21:29:22
● 2017-02-12 10:36:56
● 2026-04-12 09:32:14
○MXmx.deafstudies.jp2015-08-18 → 2016-03-08 · 4 obs
● 2015-08-18 08:46:12
● 2016-03-08 00:05:32
○ 2016-07-03 21:29:22
○ 2026-04-12 09:32:14
○A121.119.248.22015-08-18 → 2016-03-08 · 4 obs
● 2015-08-18 08:46:12
● 2016-03-08 00:05:32
○ 2016-07-03 21:29:22
○ 2026-04-12 09:32:14
●A219.94.128.1972017-02-12 → 2026-04-12 · 3 obs
○ 2016-07-03 21:29:22
● 2017-02-12 10:36:56
● 2026-04-12 09:32:14
○A49.212.129.1922016-07-03 → 2016-07-03 · 4 obs
○ 2016-03-08 00:05:32
● 2016-07-03 21:29:22
○ 2017-02-12 10:36:56
○ 2026-04-12 09:32:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpb.dns.jp, c.dns.jp, f.dns.jp, h.dns.jp...-
deafstudies.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 deafstudies.jp (unsigned zone)

⏱️ Timing

Total: 809ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.128.197
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1deafstudies.jp (pri: 10)
TXT1v=spf1 a:www957.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

deafstudies.jp serves as the mail server for deafstudies.jp.

IP Addresses

deafstudies.jp points to an IP address: 219.94.128.197.

other host names include ioukai.or.jp, royalqueens-d-c.sakura.ne.jp, k-corp.net, kotoji.jp and okims.co.jp; they share IP numbers with deafstudies.jp.

Name Servers

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

deafstudies.jp at least partially shares name servers with other domains, for instance commucommu.net, torori.net, kinkoh.jp, www.impeachpac.org and keichan-us.sakura.ne.jp.

Host names with one IP:

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

deafstudies.jp is handled by a single mail server.

The host name deafstudies.jp points to IP 219.94.128.197.