concer.jp - robtex.com

concer.jp

DNSSEC⚠️ Not signed
A183.181.86.136🇯🇵 XSERVER-AS183.181.84.0/22 XSERVER Inc.
PTRsv8935.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-164.defastlink.net
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-170.defastlink.net
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-226.defastlink.net
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-230.defastlink.net
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-218.defastlink.net
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-220.defastlink.net
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXconcer.jp ⭐
A183.181.86.136🇯🇵 XSERVER-AS183.181.84.0/22 XSERVER Inc.
PTRsv8935.xserver.jp
TXTgoogle-site-verification=tZnUpx7l-KRV6V5xvZif0QDi9Veuw9pDYgixBh6fx0Y
TXTv=spf1 +a:sv8935.xserver.jp +a:concer.jp +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@xserver.jp serial=0

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=1771290902

MX for

concer.jp

Same first word

concer.jp
concer.net
concer.com
concer.com.br
concer.de
concer.cn

Similar names

conrec.ee
cnrceo.com
concre.ie
cenroc.cn
cencor.capital
roccen.com
onccer.com
croecn.com
cronec.com
cencor.co
econcr.info
conrec.co.za
cornec.fr
cornec.net
concre.com
noccer.com
ccreno.com
nccore.com
noccer.de
crecon.jp
econcr.org
crecon.de
econcr.net
corenc.fr
crecon.com
reccon.cn
conrce.shop
cneroc.com
nercoc.com
reccon.com.mx
reccon.com
conrec.eu
crecon.hu
cecron.net
conrec.de
concre.com.br
reccon.de
cornec.com
corcen.com
creocn.com
cecron.com
econcr.com
reccon.kz
cornec.de
conrec.co.uk
crecon.ca
cencor.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns4.cpi.ad.jpns5.cpi.ad.jpMXconcer.jpvlmx20.secure.ne.jpvlmx21.secure.ne.jpvlmx22.secure.ne.jpA183.181.86.136110.50.218.198
●NSns1.xserver.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
●NSns2.xserver.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
●NSns3.xserver.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
○NSns4.cpi.ad.jp2015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
●NSns4.xserver.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
○NSns5.cpi.ad.jp2015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
●NSns5.xserver.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
●MXconcer.jp2026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54
○MXvlmx20.secure.ne.jp2015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
○MXvlmx21.secure.ne.jp2015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
○MXvlmx22.secure.ne.jp2015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
○A110.50.218.1982015-07-20 → 2019-12-22 · 4 obs
● 2015-07-20 23:44:24
● 2019-12-22 04:45:44
○ 2026-02-14 18:35:46
○ 2026-03-12 22:21:54
●A183.181.86.1362026-02-14 → 2026-03-12 · 3 obs
○ 2019-12-22 04:45:44
● 2026-02-14 18:35:46
● 2026-03-12 22:21:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
concer.jpns4.xserver.jp, ns3.xserver.jp, ns1.xserver.jp, ns5.xserver.jp...11 records

✅ Authoritative Response

Server: 183.90.224.226

NS records: ns4.xserver.jp, ns3.xserver.jp, ns1.xserver.jp, ns5.xserver.jp, ns2.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for concer.jp (unsigned zone)

⏱️ Timing

Total: 4187ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.86.136
NS5ns2.xserver.jp, ns3.xserver.jp...
MX1concer.jp (pri: 0)
TXT2google-site-verification=tZnUpx7l-KRV6V5, v=spf1 +a:sv8935.xserver.jp +a:concer.jp
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)

Analysis

Mail Server Role

concer.jp is the mail server for concer.jp.

IP Addresses

concer.jp resolves to a single IP: 183.181.86.136.

Other host names, for instance wsr.jp, camp-mag.com, miralab.co.jp, sv8935.xserver.jp and smartphone-life.com share IP numbers with concer.jp.

Name Servers

concer.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

concer.jp shares some name servers with other domains, for example king-ring.info, speigo.jp, shimonoseki-jc.jp, ayr-online.com and rifo-mu.net.

Host names with three IP numbers:

- ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

- ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

- ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

- ns2.xserver.jp points to: 35.72.43.26

- ns3.xserver.jp points to: 202.226.36.247

Mail Servers

One mail server handles concer.jp.

Host name concer.jp points to IP 183.181.86.136.