pfn.jp - robtex.com
pfn.jp
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1778445003 | ||||||
Previously MX for
pfn.jp |
Subdomains
www.pfn.jp |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NS01.dnsv.jp2026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
●NS02.dnsv.jp2026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
●NS03.dnsv.jp2026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
●NS04.dnsv.jp2026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
○NSmaster.dns.ne.jp2017-03-26 → 2020-03-04 · 4 obs
● 2020-03-04 22:11:02
○ 2026-05-01 08:53:42
○ 2026-05-10 21:04:06
○NSns1.dns.ne.jp2017-03-26 → 2020-03-04 · 4 obs
● 2020-03-04 22:11:02
○ 2026-05-01 08:53:42
○ 2026-05-10 21:04:06
○NSns2.dns.ne.jp2017-03-26 → 2020-03-04 · 4 obs
● 2020-03-04 22:11:02
○ 2026-05-01 08:53:42
○ 2026-05-10 21:04:06
○MXpfn.jp2017-03-26 → 2020-03-04 · 4 obs
● 2020-03-04 22:11:02
○ 2026-05-01 08:53:42
○ 2026-05-10 21:04:06
●MXsmtp.google.com2026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
○A112.78.112.2382017-03-26 → 2020-03-04 · 4 obs
● 2020-03-04 22:11:02
○ 2026-05-01 08:53:42
○ 2026-05-10 21:04:06
●A72.52.178.232026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 08:53:42
● 2026-05-10 21:04:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| pfn.jp | 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.32.53
NS records: 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pfn.jp (unsigned zone)
⏱️ Timing
Total: 2304ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 72.52.178.23 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | v=spf1 mx include:_spf.google.com -all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)
Analysis
Hierarchy
The parent of www.pfn.jp is pfn.jp.
IP Addresses
pfn.jp points to a single IP: 72.52.178.23.
Other host names, for instance metro-bwa.com, stromectola.top, ventolin.top, toomad(0x706f726e).pro and tretinoincream.skin share IP numbers with pfn.jp.
Name Servers
pfn.jp's delegation is handled by four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
pfn.jp partially shares name servers with other domains; examples include with-stamp.jp, hiroshima-car.com, 2ndwife.net, s-system.info and town.moroyama.saitama.jp.
Host names with two IP numbers: 01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53; 03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53; 04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53. Host names with one IP number: 02.dnsv.jp points to 157.7.33.53.
Mail Servers
pfn.jp is handled by a single mail server, smtp.google.com.
pfn.jp has the same mail server setup as other domains, including alveussanctuary.org, equipoadip.com.ar, a-rla.com, 808.it and gbong.com.
pfn.jp shares some mail servers with other domains, at least partially, such as kathu.ac.th, axios-partners.com, dmpa.jp, siolla.com and sk-hk.com.
These mail servers are often used together with aspmx.l.google.com and alt1.aspmx.l.google.com.
smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c1f::1a, 2607:f8b0:4004:c1f::1b, 2607:f8b0:4004:c21::1b, 2607:f8b0:4004:c25::1a, 64.233.180.26, 64.233.180.27, 142.251.179.26, 142.251.179.27 and 192.178.218.26.