sdte.co.jp - robtex.com

sdte.co.jp

DNSSEC⚠️ Not signed
A219.94.129.12🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1002.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
MXmx01.active-w.net ⭐
A202.241.206.61🇯🇵 IDC202.241.192.0/18 Frontier Inc.
MXmx02.active-w.net ⭐
A202.241.206.62🇯🇵 IDC202.241.192.0/18 Frontier Inc.
MXmx03.active-w.net ⭐
A202.241.206.63🇯🇵 IDC202.241.192.0/18 Frontier Inc.
TXTv=spf1 include:_spf2.active-w.net include:spfgw.fsi.ne.jp ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2025-06-27 #1

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (61/100)
WOT: SAFE (58/100)

Same first word

sdte.com
sdte.co.jp

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DNS History

10 records (7 active, 3 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns01.hs.kddi.ne.jpdns02.hs.kddi.ne.jpMXmx01.active-w.netmx02.active-w.netmx03.active-w.netmikan.tv-sdt.co.jpA219.94.129.12
○NSdns01.hs.kddi.ne.jp2015-08-24 → 2017-05-15 · 4 obs
● 2015-08-24 20:54:12
● 2017-05-15 19:21:04
○ 2026-04-27 08:35:20
○ 2026-04-29 01:16:42
○NSdns02.hs.kddi.ne.jp2015-08-24 → 2017-05-15 · 4 obs
● 2015-08-24 20:54:12
● 2017-05-15 19:21:04
○ 2026-04-27 08:35:20
○ 2026-04-29 01:16:42
●NSmaster.dns.ne.jp2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
●NSns1.dns.ne.jp2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
●NSns2.dns.ne.jp2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
○MXmikan.tv-sdt.co.jp2015-08-24 → 2017-05-15 · 4 obs
● 2015-08-24 20:54:12
● 2017-05-15 19:21:04
○ 2026-04-27 08:35:20
○ 2026-04-29 01:16:42
●MXmx01.active-w.net2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
●MXmx02.active-w.net2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
●MXmx03.active-w.net2026-04-27 → 2026-04-29 · 3 obs
○ 2017-05-15 19:21:04
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42
●A219.94.129.122026-04-27 → 2026-04-29 · 2 obs
● 2026-04-27 08:35:20
● 2026-04-29 01:16:42

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 1037ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.129.12
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX3mx01.active-w.net (pri: 10), mx02.active-w.net (pri: 10)...
TXT1v=spf1 include:_spf2.active-w.net includ
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

IP Addresses

sdte.co.jp points to a single IP: 219.94.129.12.

Other host names, for instance 1126juso.com, curahome.sakura.ne.jp, bluebits.jp, scale1.jp and inviolata.com share IP numbers with sdte.co.jp.

Name Servers

sdte.co.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

sdte.co.jp at least partially shares its name servers with other domains, for instance comfortor-satoh.sakura.ne.jp, mk-resin.com, wheatdog43.sakura.ne.jp, imagetec-ex.co.jp and hakkabon.com.

Host names with one IP number:

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

sdte.co.jp is handled by three mail servers: mx01.active-w.net, mx02.active-w.net and mx03.active-w.net.

sdte.co.jp shares some mail servers with other domains, including anlet.co.jp, ct-net.ne.jp, ibress.com, ribikyoiku.or.jp and cronus.co.jp.

Host names with one IP number:

mx01.active-w.net points to: 202.241.206.61.

mx02.active-w.net points to: 202.241.206.62.

mx03.active-w.net points to: 202.241.206.63.