sysfa.jp - dns.ninja

sysfa.jp

DNSSEC⚠️ Not signed
NSdns.sysfa.jp ⭐
A202.238.55.18🇯🇵 MITENE-NET202.238.48.0/20 PACNET (proxy-registered route object)
NSdns.systemformulate.co.jp
MXdns.sysfa.jp ⭐
A202.238.55.18🇯🇵 MITENE-NET202.238.48.0/20 PACNET (proxy-registered route object)
TXTv=spf1 +ip4:202.238.55.18/32 include: spf.google.com -all
SOAdns.sysfa.jproot@dns.sysfa.jp 2025-09-01 #1

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1785350703

Subdomains

dns.sysfa.jp
post.sysfa.jp

Same first word

sysfa.jp
sysfa.de

Similar names

fassy.de
ssyaf.org
ssafy.com
sayfs.com
fassy.org
fyssa.net
afsys.com.br
fasys.net
syfsa.mx
sfysa.org
fassy.net
fsyas.com
safsy.com
yasfs.com
ysfas.com
saysf.org
fasys.info
fassy.com
sasfy.com
syafs.net
afsys.co.kr
aysfs.com
fsays.eu
fasys.biz
sfysa.com
fsasy.com
fysas.com
fayss.com
assfy.com
fasys.it
saysf.com
asyfs.net
syasf.com
ssyaf.com
afsys.com
fasys.co.jp
fayss.org
fsays.com
yafss.com
syafs.com
fssay.com
fasys.com
afsys.cn
ssafy.io
fasys.de

DNS History

3 records (3 active, 0 former)

20162017201820192020202120222023202420252026NSdns.sysfa.jpdns.systemformulate.co.jpMXdns.sysfa.jp
●NSdns.sysfa.jp2015-06-18 → 2026-07-29 · 2 obs
● 2015-06-18 10:06:50
● 2026-07-29 19:14:48
●NSdns.systemformulate.co.jp2015-06-18 → 2026-07-29 · 2 obs
● 2015-06-18 10:06:50
● 2026-07-29 19:14:48
●MXdns.sysfa.jp2015-06-18 → 2026-07-29 · 5 obs
● 2015-06-18 10:06:50
● 2026-04-02 23:53:50
○ 2026-06-07 21:58:06
● 2026-06-30 22:14:16
● 2026-07-29 19:14:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
sysfa.jpdns.sysfa.jp, dns.systemformulate.co.jp2 records

✅ Authoritative Response

Server:202.238.55.18

NS records: dns.sysfa.jp, dns.systemformulate.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysfa.jp (unsigned zone)

⏱️ Timing

Total: 759ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns.systemformulate.co.jp, dns.sysfa.jp
MX1dns.sysfa.jp (pri: 10)
TXT1v=spf1 +ip4:202.238.55.18/32 include: sp
SOA1dns.sysfa.jp root.dns.sysfa.jp

📌 Glue Records Collected

Total: 2

In-bailiwick: 1 (dns.sysfa.jp)

Out-of-bailiwick: 1 (dns.systemformulate.co.jp)

Analysis

Hierarchy

dns.sysfa.jp and post.sysfa.jp each fall under sysfa.jp as their parent domain.

Name Servers

DNS delegation for sysfa.jp points to two name servers: dns.sysfa.jp and dns.systemformulate.co.jp.

At least some of sysfa.jp's name servers are shared with other domains, for example systemformulate.co.jp and eiheijishakyo.jp.

These name servers tend to be deployed in combination with the name servers nsx2.mitene.ad.jp and dns.eiheijishakyo.jp.

Host names that point to one IP address:

dns.sysfa.jp directs to 202.238.55.18.

Mail Servers

The sole mail server for sysfa.jp is dns.sysfa.jp.