kfb-nk.com - robtex.com
kfb-nk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.120.107.184🇯🇵 TOHKnet-TOCN-AS211.120.96.0/19 TOHKnet TOCN CIDR BLOCK 5,6,7 - Aggregate (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| NS | ns.multi.ne.jp ⭐ | ||||||
| A | 211.120.107.138🇯🇵 TOHKnet-TOCN-AS211.120.96.0/19 TOHKnet TOCN CIDR BLOCK 5,6,7 - Aggregate (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| NS | ns3.nk-tech.jp | ||||||
| MX | smtp.kfb-nk.com ⭐ | ||||||
| A | 211.120.107.145🇯🇵 TOHKnet-TOCN-AS211.120.96.0/19 TOHKnet TOCN CIDR BLOCK 5,6,7 - Aggregate (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| TXT | v=spf1 +MX +IP4:211.120.107.128/26 +IP4:211.120.122.128/27 +IP4:210.238.203.1... | ||||||
| SOA | ns.multi.ne.jppostmaster@multi.ne.jp 2023-05-31 #1 | ||||||
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=1774664172 | ||||||
Subdomains
Same first word
kfb-nk.com |
DNS History
4 records (4 active, 0 former)
●NSns.multi.ne.jp2015-08-01 → 2026-03-28 · 2 obs
● 2026-03-28 02:26:08
●NSns3.nk-tech.jp2015-08-01 → 2026-03-28 · 2 obs
● 2026-03-28 02:26:08
●MXsmtp.kfb-nk.com2015-08-01 → 2026-03-28 · 2 obs
● 2026-03-28 02:26:08
●A211.120.107.1842015-08-01 → 2026-03-28 · 2 obs
● 2026-03-28 02:26:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| kfb-nk.com | ns.multi.ne.jp, ns3.nk-tech.jp | - |
✅ Authoritative Response
Server:211.120.107.138
NS records: ns.multi.ne.jp, ns3.nk-tech.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kfb-nk.com (unsigned zone)
⏱️ Timing
Total: 1128ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.120.107.184 |
| NS | 2 | ns.multi.ne.jp, ns3.nk-tech.jp |
| MX | 1 | smtp.kfb-nk.com (pri: 10) |
| TXT | 1 | v=spf1 +MX +IP4:211.120.107.128/26 +IP4: |
| SOA | 1 | ns.multi.ne.jp postmaster.multi.ne.jp |
Analysis
Hierarchy
kfb-nk.com is a parent of www.kfb-nk.com and smtp.kfb-nk.com.
IP Addresses
kfb-nk.com points to a single IP address: 211.120.107.184.
Other host names such as www.kfb-nk.com, kfb.co.jp and t184.107.120.211.multi.ne.jp share IP numbers with kfb-nk.com.
Name Servers
kfb-nk.com is delegated to two name servers: ns3.nk-tech.jp and ns.multi.ne.jp.
kfb-nk.com uses the same name server setup as other domains, including media-yoshida.co.jp, duct.jp, omoriplants.com, jidori-web.com and aizuseimen.co.jp.
At least part of the name servers for kfb-nk.com are shared with other domains, for instance minamitohoku.or.jp, light-agc.co.jp, tutaya.com, 144h.99.251.210.in-addr.arpa and chubu-b.com.
Host names with a single IP: ns.multi.ne.jp resolves to 211.120.107.138.
Mail Servers
The mail server for kfb-nk.com is smtp.kfb-nk.com.
Host smtp.kfb-nk.com points to IP 211.120.107.145.