ns4.fb2.jp - robtex.com

ns4.fb2.jp

DNSSEC⚠️ Not signed
A49.212.23.25🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww27231u.sakura.ne.jp

fb2.jp

DNSSEC⚠️ Not signed
A49.212.14.127🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSmaster.dns.ne.jp ⭐
NSns1.dns.ne.jp
NSns2.dns.ne.jp
MXfb2.jp ⭐
TXTv=spf1 mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2020-07-08 #21

NS for

intern.jp

Previously NS for

jdnw.jp
kigyou-sns.com
fb2.jp
wte.jp
sunzi.jp

Same first word

ns4.net.au
ns4.com
ns4.go.gov.br
ns4.nic.in
ns4.123hjemmeside.dk
ns4.com.br
ns4.fr
ns4.gov.az
ns4.co
ns4.in-berlin.de
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ns4.mycloudnas.com
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ns4.upsunapp.com
ns4.police.uk
ns4.mircloud.host
ns4.nl
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ns4.gov.rs
ns4.ie
ns4.mynascloud.com
ns4.dyndns.org
ns4.vg
ns4.ru
ns4.pe.gov.br
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ns4.gov.mu
ns4.co.kr
ns4.duckdns.org
ns4.mil.cn
ns4.fastlylb.net
ns4.altervista.org
ns4.gov.mo
ns4.gov.ao
ns4.biz
ns4.pr.gov.br
ns4.cl
ns4.j.scaleforce.net
ns4.no
ns4.gov.mn
ns4.net
ns4.sinaapp.com
ns4.org
ns4.mediatech.by
ns4.alp1.ae.flow.ch
ns4.nc.tr
ns4.nhs.uk
ns4.de
ns4.ddns.net
ns4.siteleaf.net
ns4.uz
ns4.us
ns4.dk
ns4.yandexcloud.net
ns4.myqnapcloud.com
ns4.site
ns4.fi
ns4.ms.gov.br
ns4.kasserver.com
ns4.lib.md.us
ns4.nz
ns4.es.gov.br
ns4.it.com
ns4.jelastic.saveincloud.net
ns4.in
ns4.cloudjiffy.net
ns4.cloudflare.net
ns4.gov.bh
ns4.fastly-edge.com

Similar names

s4n.co
4ns.nl
sn4.de
4ns.in
n4s.com
n4s.fr
sn4.ru
s4n.ru
n4s.ca
sn4.cc
n4s.ru
4ns.cn
4ns.hu
sn4.ch
4ns.net
s4n.net
s4n.org
sn4.fi
4sn.de
s4n.nl
4ns.pl
4ns.org
s4n.de
sn4.com.br
sn4.com
n4s.net
n4s.de
s4n.cc
n4s.cn
4ns.ru
sn4.org
n4s.co.uk
4ns.eu
s4n.com.br
n4s.fi
4sn.com
4sn.nl
sn4.co.uk
n4s.us
n4s.pl
4ns.su
n4s.org
4ns.com

DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A49.212.23.25
●A49.212.23.252015-06-07 → 2026-03-28 · 2 obs
● 2015-06-07 08:55:20
● 2026-03-28 06:13:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, a.dns.jp, b.dns.jp...-
fb2.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fb2.jp (unsigned zone)

⏱️ Timing

Total: 1582ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.23.25

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

Name Server Role

ns4.fb2.jp serves as the name server for intern.jp.

Together with ns4.fb2.jp, ns3.fb2.jp is commonly used as a name server.

IP Addresses

ns4.fb2.jp maps to IP address 49.212.23.25.

Other host names, for example, www27231u.sakura.ne.jp share IP numbers with ns4.fb2.jp.