coff.jp - robtex.com

coff.jp

DNSSEC⚠️ Not signed
A183.90.181.102🇯🇵 DRNET183.90.176.0/21
PTRtky002.rakko.zone
NSns1.rakko.zone ⭐
A172.64.52.196🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.rakko.zone
A172.64.53.134🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXcoff.jp ⭐
A183.90.181.102🇯🇵 DRNET183.90.176.0/21
PTRtky002.rakko.zone
TXTv=spf1 +a +mx +ip4:183.90.181.102 ~all
SOAns1.rakko.zonehostmaster@coff.jp 2025-06-25 #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=1776083403

MX for

coff.jp

Subdomains

mail.coff.jp

Same first word

coff.com
coff.hu
coff.pl
coff.ru
coff.ee
coff.dk
coff.info
coff.ch
coff.org
coff.fr
coff.de
coff.uk
coff.net
coff.hk
coff.co
coff.it
coff.in
coff.com.au
coff.jp

Similar names

fcfo.com
ffco.tv
fcfo.de
offc.net
fcfo.cn
ofcf.com
offc.ru
focf.net
fcof.eu
fofc.us
fofc.de
ffco.at
offc.se
cffo.de
fofc.org
ocff.fr
fofc.com
ffco.com.au
ffco.com
offc.co
offc.biz
focf.us
ffco.net
focf.org
ffoc.co.uk
ocff.com
ffco.org
offc.de
focf.com
fcof.org
ocff.ca
ofcf.ch
ffoc.shop
fcof.com
fofc.ch
ffoc.org
fofc.ru
ocff.at
fcof.us
fcfo.net
ffco.it
focf.jp
ocff.org
ofcf.net
offc.org
ffco.co.uk
cfof.on.ca
focf.cn
ofcf.or.jp
cfof.org
fcof.fr
offc.com

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSns1.rakko.zonens2.rakko.zonens.coff.jpns04.xbit.jpMXcoff.jpmail.coff.jpA183.90.181.10259.106.61.103
○NSns.coff.jp2015-07-10 → 2017-05-14 · 4 obs
● 2015-07-10 00:43:30
● 2017-05-14 02:06:24
○ 2026-04-10 15:47:40
○ 2026-04-13 13:03:36
○NSns04.xbit.jp2015-07-10 → 2017-05-14 · 4 obs
● 2015-07-10 00:43:30
● 2017-05-14 02:06:24
○ 2026-04-10 15:47:40
○ 2026-04-13 13:03:36
●NSns1.rakko.zone2026-04-10 → 2026-04-13 · 3 obs
○ 2017-05-14 02:06:24
● 2026-04-10 15:47:40
● 2026-04-13 13:03:36
●NSns2.rakko.zone2026-04-10 → 2026-04-13 · 3 obs
○ 2017-05-14 02:06:24
● 2026-04-10 15:47:40
● 2026-04-13 13:03:36
●MXcoff.jp2026-04-10 → 2026-04-13 · 3 obs
○ 2017-05-14 02:06:24
● 2026-04-10 15:47:40
● 2026-04-13 13:03:36
○MXmail.coff.jp2015-07-10 → 2017-05-14 · 4 obs
● 2015-07-10 00:43:30
● 2017-05-14 02:06:24
○ 2026-04-10 15:47:40
○ 2026-04-13 13:03:36
●A183.90.181.1022026-04-10 → 2026-04-13 · 3 obs
○ 2017-05-14 02:06:24
● 2026-04-10 15:47:40
● 2026-04-13 13:03:36
○A59.106.61.1032015-07-10 → 2017-05-14 · 4 obs
● 2015-07-10 00:43:30
● 2017-05-14 02:06:24
○ 2026-04-10 15:47:40
○ 2026-04-13 13:03:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
coff.jpns2.rakko.zone, ns1.rakko.zone-

✅ Authoritative Response

Server:172.64.52.196

NS records: ns2.rakko.zone, ns1.rakko.zone

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coff.jp (unsigned zone)

⏱️ Timing

Total: 1705ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.181.102
NS2ns2.rakko.zone, ns1.rakko.zone
MX1coff.jp (pri: 10)
TXT1v=spf1 +a +mx +ip4:183.90.181.102 ~all
SOA1ns1.rakko.zone hostmaster.coff.jp

Analysis

Hierarchy

coff.jp is the parent of mail.coff.jp.

Mail Server Role

coff.jp serves as the mail server for coff.jp.

IP Addresses

coff.jp resolves to a single IP address: 183.90.181.102.

Other host names including pashalife.jp, mail2.pubes.net, 168-135.icon-stl.net, car-sos.net and tky002.rakko.zone share IP numbers with coff.jp.

Name Servers

coff.jp's delegation uses two name servers, ns1.rakko.zone and ns2.rakko.zone.

coff.jp shares the same name server setup as other domains, for example mumu.jp, corka.jp, wpgetready.com, ratimarks.org and e-port.net.

Host names with a single IP:

ns1.rakko.zone points to 172.64.52.196.

ns2.rakko.zone points to 172.64.53.134.

Mail Servers

A single mail server handles coff.jp.

coff.jp points to a single IP: 183.90.181.102.