fbsk.co.jp - robtex.com
fbsk.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
mail.fbsk.co.jp |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns-1314.awsdns-36.org2018-07-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:00:08
●NSns-173.awsdns-21.com2018-07-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:00:08
●NSns-1929.awsdns-49.co.uk2018-07-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:00:08
●NSns-519.awsdns-00.net2018-07-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:00:08
●MXmail.fbsk.co.jp2018-07-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:00:08
○A154.34.40.1612018-07-26 → 2018-07-26 · 3 obs
○ 2026-04-07 23:09:22
○ 2026-04-25 06:00:08
●A164.46.44.1392026-04-07 → 2026-04-25 · 3 obs
● 2026-04-07 23:09:22
● 2026-04-25 06:00:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| fbsk.co.jp | ns-1314.awsdns-36.org, ns-173.awsdns-21.com, ns-519.awsdns-00.net, ns-1929.awsdns-49.co.uk | - |
✅ Authoritative Response
Server:205.251.199.137
NS records: ns-1314.awsdns-36.org, ns-173.awsdns-21.com, ns-519.awsdns-00.net, ns-1929.awsdns-49.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fbsk.co.jp (unsigned zone)
⏱️ Timing
Total: 1000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.46.44.139 |
| NS | 4 | ns-1314.awsdns-36.org, ns-173.awsdns-21.com... |
| MX | 1 | mail.fbsk.co.jp (pri: 100) |
| TXT | 1 | v=spf1 ip4:164.46.44.139 mx ~all |
| SOA | 1 | ns-1314.awsdns-36.org awsdns-hostmaster. |
Analysis
Hierarchy
fbsk.co.jp is parent of mail.fbsk.co.jp.
IP Addresses
fbsk.co.jp points to a single IP: 164.46.44.139.
Other host names such as mail.fbsk.co.jp and zebra-green-0013a695bcfb7fe3.znlc.jp share IP numbers with fbsk.co.jp.
Name Servers
fbsk.co.jp is delegated to four name servers: ns-173.awsdns-21.com, ns-519.awsdns-00.net, ns-1314.awsdns-36.org and ns-1929.awsdns-49.co.uk.
fbsk.co.jp at least partially shares its name servers with other domains, for instance yoandy.com, walkermowersalaska.com, bestmortgageloanoriginationsoftware.com, maskontact.io and ddns2.komatsuelec.co.jp.
These name servers are often used together with the name servers ns-212.awsdns-26.com.
Host names with two IPs: ns-173.awsdns-21.com points to 2600:9000:5300:ad00::1 and 205.251.192.173; ns-519.awsdns-00.net points to 2600:9000:5302:700::1 and 205.251.194.7; ns-1314.awsdns-36.org points to 2600:9000:5305:2200::1 and 205.251.197.34; ns-1929.awsdns-49.co.uk points to 2600:9000:5307:8900::1 and 205.251.199.137.
Mail Servers
fbsk.co.jp is served by a single mail server, mail.fbsk.co.jp.
fbsk.co.jp shares the same mail server setup as other domains, for instance mail.fbsk.co.jp.
mail.fbsk.co.jp points to IP number 164.46.44.139.