f-security.jp - robtex.com

f-security.jp

DNSSEC⚠️ Not signed
A122.17.138.19🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRc307f6t4.mwprem.net
NSmwns1.customer.ne.jp ⭐
A210.150.23.210🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE
NSmwns2.customer.ne.jp
A202.17.152.183🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE
MXf-security.jp ⭐
A122.17.138.19🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRc307f6t4.mwprem.net
TXTv=spf1 +a include:_spf.mwprem.net ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1614148344

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=1773558003
WOT: SAFE (67/100)

MX for

f-security.jp

Same first word

f-security.org
f-security.net
f-security.jp

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpns6-tk01.ocn.ad.jpns6-tk02.ocn.ad.jpMXf-security.jpfsc.f-security.jpmail0.f-security.jpmail1.f-security.jpA122.17.138.19114.147.27.141203.211.200.114
●NSmwns1.customer.ne.jp2021-08-12 → 2026-03-22 · 3 obs
○ 2017-01-10 07:28:54
● 2021-08-12 04:19:24
● 2026-03-22 18:56:32
●NSmwns2.customer.ne.jp2021-08-12 → 2026-03-22 · 3 obs
○ 2017-01-10 07:28:54
● 2021-08-12 04:19:24
● 2026-03-22 18:56:32
○NSns6-tk01.ocn.ad.jp2015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32
○NSns6-tk02.ocn.ad.jp2015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32
●MXf-security.jp2021-08-12 → 2026-03-22 · 3 obs
○ 2017-01-10 07:28:54
● 2021-08-12 04:19:24
● 2026-03-22 18:56:32
○MXfsc.f-security.jp2015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32
○MXmail0.f-security.jp2015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32
○MXmail1.f-security.jp2015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32
○A114.147.27.1412021-08-12 → 2021-08-12 · 4 obs
○ 2017-01-10 07:28:54
● 2021-08-12 04:19:24
○ 2026-02-17 08:07:28
○ 2026-03-22 18:56:32
●A122.17.138.192026-02-17 → 2026-03-22 · 3 obs
○ 2021-08-12 04:19:24
● 2026-02-17 08:07:28
● 2026-03-22 18:56:32
○A203.211.200.1142015-06-19 → 2017-01-10 · 4 obs
● 2015-06-19 10:57:36
● 2017-01-10 07:28:54
○ 2021-08-12 04:19:24
○ 2026-03-22 18:56:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpd.dns.jp, g.dns.jp, h.dns.jp, b.dns.jp...-
f-security.jpmwns2.customer.ne.jp, mwns1.customer.ne.jp-

✅ Authoritative Response

Server: 210.150.23.210

NS records: mwns2.customer.ne.jp, mwns1.customer.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f-security.jp (unsigned zone)

⏱️ Timing

Total: 1164ms | Queries: -

📄 Records

TypeCountSample Data
A1122.17.138.19
NS2mwns2.customer.ne.jp, mwns1.customer.ne.jp
MX1f-security.jp (pri: 10)
TXT1v=spf1 +a include:_spf.mwprem.net ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

For f-security.jp, the mail server is f-security.jp.

IP Addresses

f-security.jp points to a single IP number: 122.17.138.19.

Other host names, for instance c307f6t4.mwprem.net, share IP numbers with f-security.jp.

Name Servers

f-security.jp is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.

f-security.jp shares the same name server setup as other domains, for example kissakoan-nara1.shop-site.jp, chikyusekkei.com, ryon.jp, prosper.biz-web.jp and towakai.or.jp.

Host names with one IP number:

The host mwns1.customer.ne.jp points to 210.150.23.210 and the host mwns2.customer.ne.jp points to 202.17.152.183.

Mail Servers

One mail server handles f-security.jp.

Host name f-security.jp points to IP address 122.17.138.19.