post-code.jp - dns.ninja

post-code.jp

DNSSEC⚠️ Not signed
A49.212.229.205🇯🇵 SAKURA-A49.212.229.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan
PTR205.229.212.49.static.www5277m.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
MXpost-code.jp ⭐
A49.212.229.205🇯🇵 SAKURA-A49.212.229.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan
PTR205.229.212.49.static.www5277m.sakura.ne.jp
TXTv=spf1 a:www5277m.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2014-08-10 #15

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=1781000102

MX for

post-code.jp

Previously MX for

www.post-code.jp

Subdomains

hagaki.post-code.jp
nenga.post-code.jp
www.post-code.jp

Same first word

post-code.com
post-code.info
post-code.co.uk
post-code.de
post-code.jp
post-code.lt
post-code.be
post-code.net.au

Similar names

deco-stop.com
e-postdoc.com
e-postdoc.org
stop-deco.com
e-postdoc.net
code-spot.co.za
code-spot.com

DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXpost-code.jpA49.212.229.205
●NSmaster.dns.ne.jp2015-06-17 → 2026-06-09 · 2 obs
● 2015-06-17 08:43:42
● 2026-06-09 11:04:06
●NSns1.dns.ne.jp2015-06-17 → 2026-06-09 · 2 obs
● 2015-06-17 08:43:42
● 2026-06-09 11:04:06
●NSns2.dns.ne.jp2015-06-17 → 2026-06-09 · 2 obs
● 2015-06-17 08:43:42
● 2026-06-09 11:04:06
●MXpost-code.jp2015-06-17 → 2026-06-09 · 2 obs
● 2015-06-17 08:43:42
● 2026-06-09 11:04:06
●A49.212.229.2052015-06-17 → 2026-06-09 · 2 obs
● 2015-06-17 08:43:42
● 2026-06-09 11:04:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
post-code.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for post-code.jp (unsigned zone)

⏱️ Timing

Total: 795ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.229.205
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1post-code.jp (pri: 10)
TXT1v=spf1 a:www5277m.sakura.ne.jp mx ~all
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

Hierarchy

The domain post-code.jp is parent to hagaki.post-code.jp, nenga.post-code.jp and www.post-code.jp.

Mail Server Role

post-code.jp serves as a mail server for post-code.jp.

IP Addresses

post-code.jp has exactly one IP address — 49.212.229.205.

mail.yu-bin.net, yu-bin.net, 205.229.212.49.static.www5277m.sakura.ne.jp plus two other host names have IP numbers in common with post-code.jp.

Name Servers

post-code.jp is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of post-code.jp's name servers are shared with other domains, for example fukugen.net, reskilling.go.jp, sakuranosato-iwaki.com and two more.

master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.

Mail Servers

post-code.jp uses exactly one mail server, which is post-code.jp.

post-code.jp resolves to 49.212.229.205 and no other IP number.