tcf.co.jp - robtex.com
tcf.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Same first word
Similar names
DNS History
11 records (11 active, 0 former)
●NSns1.xserver.jp2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●NSns2.xserver.jp2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●NSns3.xserver.jp2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●NSns4.xserver.jp2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●NSns5.xserver.jp2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●MXalt1.aspmx.l.google.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●MXalt2.aspmx.l.google.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●MXalt3.aspmx.l.google.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●MXalt4.aspmx.l.google.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●MXaspmx.l.google.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
●A34.111.141.2252026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 19:51:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | g.dns.jp, e.dns.jp, c.dns.jp, a.dns.jp... | - |
| tcf.co.jp | ns1.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp... | 11 records |
✅ Authoritative Response
Server:202.226.36.247
NS records: ns1.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns2.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcf.co.jp (unsigned zone)
⏱️ Timing
Total: 827ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.111.141.225 |
| NS | 5 | ns1.xserver.jp, ns5.xserver.jp... |
| MX | 5 | ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ASPMX.L.GOOGLE.COM (pri: 1)... |
| TXT | 2 | v=spf1 +a:sv10301.xserver.jp +a:tcf.co.j, google-site-verification=EJp7I-NJBkxW-yP |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
IP Addresses
tcf.co.jp resolves to just one IP address, 34.111.141.225.
Two other host names, along with plase-n.com, www.ds-solution.co.jp and www.bee-line.co.jp, also share IP numbers with tcf.co.jp.
Name Servers
tcf.co.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
At least some of tcf.co.jp's name servers are shared with other domains, for example kudo-law.com, kazenofukuoka.jp, bewave.net and two more.
These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.
Hostnames that map to three IP numbers:
ns1.xserver.jp resolves to three addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp resolves to three addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp resolves to three addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names that point to one IP address:
ns2.xserver.jp points to the IP address 35.72.43.26.
ns3.xserver.jp points to the IP address 202.226.36.247.
Mail Servers
tcf.co.jp has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between tcf.co.jp and other domains, including fandnhomes.com, ns500758.ns500759.ns500758.ns500736.ns500698.ns500736.ns500698.ns500735.ns500576.ns500698.ns500576.ns500619.ns500652.ns500576.trackreceptor.com, ns500759.ns500758.ns500698.ns500698.ns500758.ns500735.ns500735.ns500698.ns500736.ns500735.ns500576.ns500698.ns500698.trackreceptor.com and two others.
These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.
Host names that have two IP addresses:
aspmx.l.google.com maps to two IP addresses — 192.178.155.27 and 2607:f8b0:4004:c1b::1b.
alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.