jsbcom.co.jp - robtex.com
jsbcom.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
mail.jsbcom.co.jp |
Same first word
jsbcom.co.jp |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns-1508.awsdns-60.org2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 06:26:34
● 2026-07-27 13:16:30
●NSns-1999.awsdns-57.co.uk2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 06:26:34
● 2026-07-27 13:16:30
●NSns-339.awsdns-42.com2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 06:26:34
● 2026-07-27 13:16:30
●NSns-737.awsdns-28.net2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 06:26:34
● 2026-07-27 13:16:30
○NSnsas3.firstserver.ne.jp2015-08-23 → 2017-03-13 · 4 obs
● 2017-03-13 20:05:40
○ 2026-05-19 06:26:34
○ 2026-07-27 13:16:30
○NSnsas4.firstserver.ne.jp2015-08-23 → 2017-03-13 · 4 obs
● 2017-03-13 20:05:40
○ 2026-05-19 06:26:34
○ 2026-07-27 13:16:30
●MXmail.jsbcom.co.jp2015-08-23 → 2026-07-27 · 2 obs
● 2026-07-27 13:16:30
○MXmx1.firstserver.ne.jp2015-08-23 → 2017-03-13 · 4 obs
● 2017-03-13 20:05:40
○ 2026-05-19 06:26:34
○ 2026-07-27 13:16:30
○MXmx2.firstserver.ne.jp2015-08-23 → 2017-03-13 · 4 obs
● 2017-03-13 20:05:40
○ 2026-05-19 06:26:34
○ 2026-07-27 13:16:30
●A164.46.69.1642026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 06:26:34
● 2026-07-27 13:16:30
○A203.145.247.62015-08-23 → 2017-03-13 · 4 obs
● 2017-03-13 20:05:40
○ 2026-05-19 06:26:34
○ 2026-07-27 13:16:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, g.dns.jp, f.dns.jp, c.dns.jp... | - |
| jsbcom.co.jp | ns-339.awsdns-42.com, ns-737.awsdns-28.net, ns-1508.awsdns-60.org, ns-1999.awsdns-57.co.uk | - |
✅ Authoritative Response
Server:205.251.199.207
NS records: ns-339.awsdns-42.com, ns-737.awsdns-28.net, ns-1508.awsdns-60.org, ns-1999.awsdns-57.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsbcom.co.jp (unsigned zone)
⏱️ Timing
Total: 792ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.46.69.164 |
| NS | 4 | ns-1508.awsdns-60.org, ns-1999.awsdns-57.co.uk... |
| MX | 1 | mail.jsbcom.co.jp (pri: 100) |
| TXT | 1 | v=spf1 ip4:164.46.69.164 mx ~all |
| SOA | 1 | ns-1999.awsdns-57.co.uk awsdns-hostmaste |
Analysis
Hierarchy
mail.jsbcom.co.jp is delegated beneath jsbcom.co.jp.
IP Addresses
jsbcom.co.jp resolves to one IP address: 164.46.69.164.
Among the host names that share IP numbers with jsbcom.co.jp is mail.jsbcom.co.jp, as one example.
Name Servers
The authoritative name servers for jsbcom.co.jp are ns-339.awsdns-42.com, ns-737.awsdns-28.net, ns-1508.awsdns-60.org and ns-1999.awsdns-57.co.uk.
There is at least partial name server overlap between jsbcom.co.jp and other domains — carewireinc.com, bathouse.com, snug.com and two more among them.
All four hostnames — ns-339.awsdns-42.com, ns-737.awsdns-28.net, ns-1508.awsdns-60.org and ns-1999.awsdns-57.co.uk — resolve to two IP numbers apiece: ns-339.awsdns-42.com to 205.251.193.83 and 2600:9000:5301:5300::1; ns-737.awsdns-28.net to 205.251.194.225 and 2600:9000:5302:e100::1; ns-1508.awsdns-60.org to 205.251.197.228 and 2600:9000:5305:e400::1; ns-1999.awsdns-57.co.uk to 205.251.199.207 and 2600:9000:5307:cf00::1.
Mail Servers
Mail for jsbcom.co.jp is handled by a single mail server, mail.jsbcom.co.jp.
The mail server configuration of jsbcom.co.jp is identical to that of other domains — mail.jsbcom.co.jp being one example.
mail.jsbcom.co.jp resolves to 164.46.69.164 and no other IP number.