fcb-ac.com - robtex.com
fcb-ac.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 119.245.144.88🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | fcb-ac.com | ||||||
| NS | ns3.sphere.ad.jp ⭐ | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
| MX | fcb-ac.com ⭐ | ||||||
| A | 119.245.144.88🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | fcb-ac.com | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:119.245.144.2/32 +ip4:119.245.144.88/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034034 | ||||||
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=1776404667 | ||||||
PTR for
MX for
fcb-ac.com |
Same first word
fcb-ac.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns3.sphere.ad.jp2015-06-16 → 2026-04-17 · 2 obs
● 2026-04-17 05:54:02
●NSns4.sphere.ad.jp2015-06-16 → 2026-04-17 · 2 obs
● 2026-04-17 05:54:02
●MXfcb-ac.com2015-06-16 → 2026-04-17 · 2 obs
● 2026-04-17 05:54:02
●A119.245.144.882015-06-16 → 2026-04-17 · 2 obs
● 2026-04-17 05:54:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| fcb-ac.com | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.30
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fcb-ac.com (unsigned zone)
⏱️ Timing
Total: 1105ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 119.245.144.88 |
| NS | 2 | ns4.sphere.ad.jp, ns3.sphere.ad.jp |
| MX | 1 | fcb-ac.com (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:119.245 |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
fcb-ac.com serves as the mail server for fcb-ac.com.
IP Addresses
fcb-ac.com points to an IP address: 119.245.144.88.
Name Servers
Two name servers ns3.sphere.ad.jp and ns4.sphere.ad.jp handle the delegation for fcb-ac.com.
fcb-ac.com shares the same name server setup as other domains, for instance tohoku-kigyo.co.jp, horinoya.com, www.kyoueiplan.com, genkihiroba-saitama.com and biko-i.co.jp.
fcb-ac.com at least partially shares name servers with other domains, including macrobios.biz and kaigyo.org.
Host names with one IP:
ns3.sphere.ad.jp points to: 202.239.113.22
ns4.sphere.ad.jp points to: 202.239.113.30
Mail Servers
fcb-ac.com is handled by a single mail server.
The host name fcb-ac.com points to IP 119.245.144.88.