smallstep.jp - dns.ninja

smallstep.jp

DNSSEC⚠️ Not signed
A219.94.128.231🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww991.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
MXsmallstep.jp
A219.94.128.231🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww991.sakura.ne.jp
TXTv=spf1 a:www991.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2024-07-28 #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=1784083502

MX for

Same first word

Similar names

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXsmallstep.jpA219.94.128.23159.106.13.181
NSmaster.dns.ne.jp2015-07-18 → 2026-07-15 · 2 obs
● 2015-07-18 04:35:10
● 2026-07-15 03:14:46
NSns1.dns.ne.jp2015-07-18 → 2026-07-15 · 2 obs
● 2015-07-18 04:35:10
● 2026-07-15 03:14:46
NSns2.dns.ne.jp2015-07-18 → 2026-07-15 · 2 obs
● 2015-07-18 04:35:10
● 2026-07-15 03:14:46
MXsmallstep.jp2015-07-18 → 2026-07-15 · 2 obs
● 2015-07-18 04:35:10
● 2026-07-15 03:14:46
A219.94.128.2312026-03-16 → 2026-07-15 · 3 obs
○ 2017-06-26 23:34:08
● 2026-03-16 15:54:28
● 2026-07-15 03:14:46
A59.106.13.1812015-07-18 → 2017-06-26 · 4 obs
● 2015-07-18 04:35:10
● 2017-06-26 23:34:08
○ 2026-03-16 15:54:28
○ 2026-07-15 03:14:46

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 1634ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.128.231
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1smallstep.jp (pri: 10)
TXT1v=spf1 a:www991.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

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

IP Addresses

smallstep.jp has exactly one IP address — 219.94.128.231.

ishiguro-gr.net, tsuji-sr.com, npo-iss.or.jp plus two other host names have IP numbers in common with smallstep.jp.

Name Servers

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

smallstep.jp partially shares its NS delegation with several other domains, including k-method.net, jispa.net, t-net.or.jp and two others.

These name servers often co-occur with the name servers dns.sakura.ad.jp.

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

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

smallstep.jp resolves to 219.94.128.231 and no other IP number.