erc.jp - dns.ninja

erc.jp

DNSSEC⚠️ Not signed
A163.43.87.221🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRwww3981.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-04-02 #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=1781579702

Previously MX for

erc.jp

Same first word

erc.go.ke
erc.photos
erc.gov.et
erc.lt
erc.net.cn
erc.org
erc.or.th
erc.kz
erc.news
erc.org.il
erc.org.mk
erc.ngo
erc.la
erc.ly
erc.ro
erc.tw
erc.info
erc.com.pk
erc.ua
erc.in
erc.org.pk
erc.gr
erc.ch
erc.sk
erc.org.az
erc.racing
erc.us
erc.ae
erc.dk
erc.amsterdam
erc.jp
erc.finance
erc.ru.com
erc.mx
erc.pt
erc.nl
erc.systems
erc.ai
erc.work
erc.gmbh
erc.org.au
erc.edu
erc.kiev.ua
erc.uz
erc.com.tr
erc.ie
erc.co.kr
erc.it
erc.com.ua
erc.co.za
erc.ee
erc.az
erc.com
erc.group
erc.com.co
erc.net.my
erc.ru
erc.ir
erc.cz
erc.me
erc.at
erc.org.za
erc.za.org
erc.fr
erc.pl
erc.cat
erc.com.mx
erc.club
erc.co.at
erc.net
erc.hu
erc.training
erc.cn
erc.plus
erc.de
erc.co
erc.asia
erc.gov.ph
erc.re.kr
erc.com.tw

Similar names

cer.gov.au
cre.org.es
ecr.gov
cer.eu
cer.de
cer.org.ro
cre.ie
ecr.events
rce.jp
cre.kz
cer.cc
cre.hk
cer.live
cre.ee
cer.com
rec.la
rec.co.za
rec.fr
ecr.co.il
cer.ca
cre.education
rec.cool
cer.xyz
cer.org.cn
rce.lu
rce.or.kr
cre.mx
rec.se
cer.ch
rce.org.uk
rec.kr
rec.kz
rec.school
rec.net
cre.co.za
ecr.mobi
rec.tube
rce.ro
cer.io
rce.no
rce.net
rec.org.tr
cre.ne.jp
rce.org
cre.be
cre.gob.mx
cre.tv
rec.com.ua
ecr.fi
rec.today
cre.org
rec.fi
cer.jp
cer.se
cre.loan
cre.nu
cer.org
ecr.cc
rec.net.au
cer.nyc
rec.co.il
cer.edu.mx
rec.biz
rce.edu.pl
cer.pt
cer.energy
rec.ve
cer.com.cn
cer.pub
cer.org.co
rec.be
rce.at
cre.cz
rec.info
ecr.gov.eg
cer.com.mk
cer.si
rec.dev
rec.ac.kr
rec.world
rec.ht
rec.uk.com
cre.ltd

DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXerc.jpA163.43.87.22165.216.77.137
●NSmaster.dns.ne.jp2015-08-08 → 2026-06-16 · 2 obs
● 2015-08-08 02:38:24
● 2026-06-16 03:43:20
●NSns1.dns.ne.jp2015-08-08 → 2026-06-16 · 2 obs
● 2015-08-08 02:38:24
● 2026-06-16 03:43:20
●NSns2.dns.ne.jp2015-08-08 → 2026-06-16 · 2 obs
● 2015-08-08 02:38:24
● 2026-06-16 03:43:20
○MXerc.jp2015-08-08 → 2026-03-27 · 4 obs
● 2015-08-08 02:38:24
● 2026-03-27 15:44:42
○ 2026-04-06 11:08:54
○ 2026-06-16 03:43:20
●A163.43.87.2212020-11-08 → 2026-06-16 · 3 obs
○ 2017-08-18 19:36:24
● 2020-11-08 05:42:30
● 2026-06-16 03:43:20
○A65.216.77.1372015-08-08 → 2017-08-18 · 4 obs
● 2015-08-08 02:38:24
● 2017-08-18 19:36:24
○ 2020-11-08 05:42:30
○ 2026-06-16 03:43:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
erc.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for erc.jp (unsigned zone)

⏱️ Timing

Total: 1058ms | Queries: -

📄 Records

TypeCountSample Data
A1163.43.87.221
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

erc.jp resolves to just one IP address, 163.43.87.221.

Two other host names, along with whos-wind.com, www3981.sakura.ne.jp and seibikai.com, also share IP numbers with erc.jp.

Name Servers

erc.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

erc.jp shares at least some of its name servers with other domains, including kanyusyoji.jp, adapt-sports.com, 21.106.59.in-addr.arpa and two others.

master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1 — each hostname maps to exactly one IP address.