ccum.jp - robtex.com
ccum.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.197.175🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www50135.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 | ns1.dns.ne.jp | ||||||
| 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 | ccum.jp ⭐ | ||||||
| A | 163.43.197.175🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www50135.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www50135.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-02-04 #0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1773558003 | ||||||
MX for
ccum.jp |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSmaster.dns.ne.jp2026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 07:32:16
● 2026-03-18 02:29:54
●NSns1.dns.ne.jp2026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 07:32:16
● 2026-03-18 02:29:54
○NSns1.naviservers.net2015-07-14 → 2016-12-04 · 4 obs
● 2016-12-04 00:07:48
○ 2026-02-15 07:32:16
○ 2026-03-18 02:29:54
●NSns2.dns.ne.jp2026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 07:32:16
● 2026-03-18 02:29:54
○NSns2.naviservers.net2015-07-14 → 2016-12-04 · 4 obs
● 2016-12-04 00:07:48
○ 2026-02-15 07:32:16
○ 2026-03-18 02:29:54
●MXccum.jp2015-07-14 → 2026-03-18 · 2 obs
● 2026-03-18 02:29:54
●A163.43.197.1752026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 07:32:16
● 2026-03-18 02:29:54
○A202.218.22.302015-07-14 → 2016-12-04 · 4 obs
● 2016-12-04 00:07:48
○ 2026-02-15 07:32:16
○ 2026-03-18 02:29:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | g.dns.jp, a.dns.jp, e.dns.jp, c.dns.jp... | - |
| ccum.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 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 ccum.jp (unsigned zone)
⏱️ Timing
Total: 882ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.197.175 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | ccum.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www50135.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
Mail Server Role
ccum.jp serves as the mail server for ccum.jp.
IP Addresses
ccum.jp points to an IP address: 163.43.197.175.
other host names include osk-gensuikyo.jp, tairyuji.com, road-one.co.jp, shulle.com and otsukacpa.com; they share IP numbers with ccum.jp.
Name Servers
ccum.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
ccum.jp at least partially shares name servers with other domains, for instance yoga-laboratory.com, npo-cncp.org, ep2dsmss.sakura.ne.jp, rakusyou.co.jp and cjp.jp.
Host names with one 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
ccum.jp is handled by a single mail server.
The host name ccum.jp points to IP 163.43.197.175.