jam-server.com - robtex.com
jam-server.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.107🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2197.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 | jam-server.com ⭐ | ||||||
| A | 182.48.49.107🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2197.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2197.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-04-22 #16 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777856181 | ||||||
MX for
jam-server.com |
Same first word
jam-server.com |
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-02-22 → 2026-05-04 · 3 obs
● 2026-02-22 02:57:10
● 2026-05-04 01:01:02
●NSns1.dns.ne.jp2026-02-22 → 2026-05-04 · 3 obs
● 2026-02-22 02:57:10
● 2026-05-04 01:01:02
○NSns1.jam-design.net2007-12-06 → 2017-08-18 · 4 obs
● 2017-08-18 13:08:00
○ 2026-02-22 02:57:10
○ 2026-05-04 01:01:02
●NSns2.dns.ne.jp2026-02-22 → 2026-05-04 · 3 obs
● 2026-02-22 02:57:10
● 2026-05-04 01:01:02
○NSns4.sphere.ad.jp2007-12-06 → 2017-08-18 · 4 obs
● 2017-08-18 13:08:00
○ 2026-02-22 02:57:10
○ 2026-05-04 01:01:02
●MXjam-server.com2026-02-22 → 2026-05-04 · 3 obs
● 2026-02-22 02:57:10
● 2026-05-04 01:01:02
○MXmail.jam-server.com2007-12-06 → 2017-08-18 · 4 obs
● 2017-08-18 13:08:00
○ 2026-02-22 02:57:10
○ 2026-05-04 01:01:02
●A182.48.49.1072026-02-22 → 2026-05-04 · 3 obs
● 2026-02-22 02:57:10
● 2026-05-04 01:01:02
○A202.212.47.1962007-12-06 → 2017-08-18 · 4 obs
● 2017-08-18 13:08:00
○ 2026-02-22 02:57:10
○ 2026-05-04 01:01:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net... | - |
| jam-server.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ 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 jam-server.com (unsigned zone)
⏱️ Timing
Total: 1425ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.107 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | jam-server.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2197.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
The mail server for jam-server.com is jam-server.com.
IP Addresses
jam-server.com points to a single IP address: 182.48.49.107.
Other host names such as memco.sakura.ne.jp, 3nami.com, 1853.jp, koengolf.co.jp and henmix.org share IPs with jam-server.com.
Name Servers
jam-server.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
jam-server.com at least partially shares name servers with other domains, for example masa-dental.jp, hakotama.com, amzatsu.com, gallery-matsuri.com and soubukinder.ac.jp.
Host names with a single IP address:
master.dns.ne.jp resolves to 210.224.172.18.
ns1.dns.ne.jp resolves to 61.211.236.1.
ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
One mail server handles jam-server.com; that server is jam-server.com.
jam-server.com points to a single IP number: 182.48.49.107.