csharp.jp - dns.ninja

csharp.jp

DNSSEC⚠️ Not signed
A163.43.87.182🇯🇵 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
PTRwww3942.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
MXcsharp.jp ⭐
A163.43.87.182🇯🇵 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
PTRwww3942.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2021-06-01 #16

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=1781613002

MX for

csharp.jp

Same first word

csharp.co.il
csharp.info
csharp.us
csharp.news
csharp.today
csharp.email
csharp.fr
csharp.biz
csharp.me
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csharp.com.es
csharp.net
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csharp.es
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csharp.co.kr
csharp.eu
csharp.codes
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csharp.hu
csharp.ir

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DNS History

16 records (5 active, 11 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns01.gmoserver.jpdns02.gmoserver.jpns-us.1and1-dns.comns-us.1and1-dns.dens-us.1and1-dns.orgns-us.1and1-dns.usMXcsharp.jpmx01.1and1.commx13.gmoserver.jpA163.43.87.182157.7.231.1122607:f1c0:851:e400::35:53e450.21.187.66
○NSdns01.gmoserver.jp2017-03-29 → 2017-03-29 · 4 obs
○ 2016-07-12 06:29:58
● 2017-03-29 01:38:00
○ 2026-02-17 02:08:04
○ 2026-06-16 13:11:36
○NSdns02.gmoserver.jp2017-03-29 → 2017-03-29 · 4 obs
○ 2016-07-12 06:29:58
● 2017-03-29 01:38:00
○ 2026-02-17 02:08:04
○ 2026-06-16 13:11:36
●NSmaster.dns.ne.jp2026-02-17 → 2026-06-16 · 3 obs
○ 2017-03-29 01:38:00
● 2026-02-17 02:08:04
● 2026-06-16 13:11:36
○NSns-us.1and1-dns.com2015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
○NSns-us.1and1-dns.de2015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
○NSns-us.1and1-dns.org2015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
○NSns-us.1and1-dns.us2015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
●NSns1.dns.ne.jp2026-02-17 → 2026-06-16 · 3 obs
○ 2017-03-29 01:38:00
● 2026-02-17 02:08:04
● 2026-06-16 13:11:36
●NSns2.dns.ne.jp2026-02-17 → 2026-06-16 · 3 obs
○ 2017-03-29 01:38:00
● 2026-02-17 02:08:04
● 2026-06-16 13:11:36
●MXcsharp.jp2015-05-01 → 2026-06-16 · 5 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
● 2026-02-17 02:08:04
● 2026-06-16 13:11:36
○MXmx01.1and1.com2015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
○MXmx13.gmoserver.jp2017-03-29 → 2017-03-29 · 4 obs
○ 2016-07-12 06:29:58
● 2017-03-29 01:38:00
○ 2026-02-17 02:08:04
○ 2026-06-16 13:11:36
○A157.7.231.1122017-03-29 → 2017-03-29 · 4 obs
○ 2016-07-12 06:29:58
● 2017-03-29 01:38:00
○ 2026-02-17 02:08:04
○ 2026-06-16 13:11:36
●A163.43.87.1822026-02-17 → 2026-06-16 · 3 obs
○ 2017-03-29 01:38:00
● 2026-02-17 02:08:04
● 2026-06-16 13:11:36
○A2607:f1c0:851:e400::35:53e42015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36
○A50.21.187.662015-05-01 → 2016-07-12 · 4 obs
● 2015-05-01 12:49:24
● 2016-07-12 06:29:58
○ 2017-03-29 01:38:00
○ 2026-06-16 13:11:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
csharp.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 csharp.jp (unsigned zone)

⏱️ Timing

Total: 2322ms | Queries: -

📄 Records

TypeCountSample Data
A1163.43.87.182
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1csharp.jp (pri: 10)
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

csharp.jp serves as a mail server for csharp.jp.

IP Addresses

csharp.jp has exactly one IP address — 163.43.87.182.

peppyvetseminar.sakura.ne.jp, www.sakesato.com, tensyou.com plus two other host names have IP numbers in common with csharp.jp.

Name Servers

csharp.jp has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

The name servers of csharp.jp overlap at least partially with those of other domains — among them 21.127.153.in-addr.arpa, kageroh69.sakura.ne.jp, 135.106.59.in-addr.arpa and two more.

These name servers commonly appear in combination with the name servers dns.sakura.ad.jp.

Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

csharp.jp uses exactly one mail server, which is csharp.jp.

csharp.jp points to one IP number — 163.43.87.182.