sac.co.jp - robtex.com
sac.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.237🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1897.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ip-61-211-236-1.defastlink.net | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 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 | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | sac.co.jp ⭐ | ||||||
| A | 112.78.112.237🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1897.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1897.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-12-06 #24 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
sac.co.jp |
Previously MX for
www.sac.co.jp |
Subdomains
www.sac.co.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-04-23 → 2026-05-09 · 3 obs
● 2026-04-23 01:25:12
● 2026-05-09 18:31:32
●NSns1.dns.ne.jp2026-04-23 → 2026-05-09 · 3 obs
● 2026-04-23 01:25:12
● 2026-05-09 18:31:32
○NSns16.joeswebhosting.net2015-07-14 → 2020-02-21 · 4 obs
● 2020-02-21 13:04:52
○ 2026-04-23 01:25:12
○ 2026-05-09 18:31:32
●NSns2.dns.ne.jp2026-04-23 → 2026-05-09 · 3 obs
● 2026-04-23 01:25:12
● 2026-05-09 18:31:32
○NSns99.joeswebhosting.net2015-07-14 → 2020-02-21 · 4 obs
● 2020-02-21 13:04:52
○ 2026-04-23 01:25:12
○ 2026-05-09 18:31:32
○MXmgw01.joeswebhosting.net2015-11-22 → 2020-02-21 · 10 obs
● 2015-11-22 03:34:56
● 2016-02-28 14:23:06
○ 2016-04-20 05:19:54
○ 2016-06-27 10:14:00
● 2016-08-23 00:39:16
○ 2017-03-26 09:44:58
● 2020-02-21 13:04:52
○ 2026-04-23 01:25:12
○ 2026-05-09 18:31:32
●MXsac.co.jp2015-07-14 → 2026-05-09 · 10 obs
○ 2015-11-22 03:34:56
○ 2016-02-28 14:23:06
● 2016-04-20 05:19:54
● 2016-06-27 10:14:00
○ 2016-08-23 00:39:16
● 2017-03-26 09:44:58
○ 2020-02-21 13:04:52
● 2026-04-23 01:25:12
● 2026-05-09 18:31:32
●A112.78.112.2372026-04-23 → 2026-05-09 · 3 obs
● 2026-04-23 01:25:12
● 2026-05-09 18:31:32
○A202.218.50.1302015-07-14 → 2020-02-21 · 4 obs
● 2020-02-21 13:04:52
○ 2026-04-23 01:25:12
○ 2026-05-09 18:31:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, f.dns.jp, c.dns.jp, d.dns.jp... | - |
| sac.co.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 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 sac.co.jp (unsigned zone)
⏱️ Timing
Total: 1209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.237 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | sac.co.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1897.sakura.ne.jp mx ~all |
| SOA | 1 | master.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
Hierarchy
www.sac.co.jp is a child of sac.co.jp.
Mail Server Role
sac.co.jp serves as the mail server for sac.co.jp.
IP Addresses
sac.co.jp resolves to one IP number: 112.78.112.237.
Other host names, for instance y-studio.net, tuya-syokunin.com, foures.jp, erpit.sakura.ne.jp and photo-library.jp share IP numbers with sac.co.jp.
Name Servers
sac.co.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
sac.co.jp at least partially shares name servers with other domains, including www.manabo.net, doctormethod00.sakura.ne.jp, hashigosha.com, happiness-plan.com and kobayashi-dental.biz.
Host names with a single IP:
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
sac.co.jp is handled by a single mail server, sac.co.jp.
Host name sac.co.jp resolves to a single IP: 112.78.112.237.