mx.pfa.co.jp - robtex.com
mx.pfa.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
pfa.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.20🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | pfa.co.jp ⭐ | ||||||
| NS | dnss10.so-net.ne.jp | ||||||
| NS | dnss11.so-net.ne.jp | ||||||
| MX | mx.pfa.co.jp ⭐ | ||||||
| TXT | v=spf1 include:_spf.shared-server.net +mx ~all | ||||||
| SOA | pfa.co.jphostmaster@pfa.co.jp serial=2602171610 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A153.122.206.1142026-03-26 → 2026-05-14 · 3 obs
○ 2017-01-15 23:53:00
● 2026-03-26 17:39:28
● 2026-05-14 23:59:14
● 2026-03-26 17:39:28
● 2026-05-14 23:59:14
○A211.13.204.42017-01-15 → 2017-01-15 · 3 obs
● 2017-01-15 23:53:00
○ 2026-03-26 17:39:28
○ 2026-05-14 23:59:14
○ 2026-03-26 17:39:28
○ 2026-05-14 23:59:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| pfa.co.jp | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp | - |
✅ Authoritative Response
Server:210.139.255.1
NS records: dnss10.so-net.ne.jp, dnss11.so-net.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pfa.co.jp (unsigned zone)
⏱️ Timing
Total: 1509ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.206.114 |
Analysis
Mail Server Role
mx.pfa.co.jp acts as a mail server for pfa.co.jp.
IP Addresses
mx.pfa.co.jp points to a single IP number: 153.122.206.114.
Other host names, for instance mx.ishinokura.com, mx.creative-planner.jp, mx.okumura-denki.co.jp, mx.maki-ojisan.com and mx.river.co.jp share IP numbers with mx.pfa.co.jp.