npuclass.com - dns.ninja

npuclass.com

DNSSEC⚠️ Not signed
A182.48.49.35🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2125.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
MXnpuclass.com
A182.48.49.35🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2125.sakura.ne.jp
TXTv=spf1 a:www2125.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2018-04-18 #13

com

MX for

Same first word

Similar names

DNS History

5 records (5 active, 0 former)

20192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXnpuclass.comA182.48.49.35
NSmaster.dns.ne.jp2018-05-14 → 2026-06-09 · 2 obs
● 2018-05-14 06:51:00
● 2026-06-09 00:56:46
NSns1.dns.ne.jp2018-05-14 → 2026-06-09 · 2 obs
● 2018-05-14 06:51:00
● 2026-06-09 00:56:46
NSns2.dns.ne.jp2018-05-14 → 2026-06-09 · 2 obs
● 2018-05-14 06:51:00
● 2026-06-09 00:56:46
MXnpuclass.com2018-05-14 → 2026-06-09 · 2 obs
● 2018-05-14 06:51:00
● 2026-06-09 00:56:46
A182.48.49.352018-05-14 → 2026-06-09 · 2 obs
● 2018-05-14 06:51:00
● 2026-06-09 00:56:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...-
npuclass.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ 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 npuclass.com (unsigned zone)

⏱️ Timing

Total: 597ms | Queries: -

📄 Records

TypeCountSample Data
A1182.48.49.35
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1npuclass.com (pri: 10)
TXT1v=spf1 a:www2125.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

The MX record for npuclass.com points back to npuclass.com — it is its own mail server.

IP Addresses

npuclass.com directs to one IP number, which is 182.48.49.35.

Among the host names that share IP numbers with npuclass.com are seo.eek.jp, poohpon.com, oktavia.sakura.ne.jp and two others.

Name Servers

DNS for npuclass.com is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

npuclass.com has at least partial name server overlap with other domains, such as heartlordstudio.com, atonce.co.jp, hatchout-iyu.sakura.ne.jp and two others.

It is common to find these name servers paired with the name servers dns.sakura.ad.jp.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.

Mail Servers

The MX record for npuclass.com points to a single mail server: npuclass.com.

npuclass.com has exactly one IP number: 182.48.49.35.