knows.jp - robtex.com

knows.jp

DNSSEC⚠️ Not signed
A202.254.236.78🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc.
PTRsv5077.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
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.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
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.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXknows.jp ⭐
A202.254.236.78🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc.
PTRsv5077.xserver.jp
TXTv=spf1 +a:sv5077.xserver.jp +a:knows.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=1774617302

Subdomains

mail.knows.jp

Same first word

knows.us
knows.ee
knows.graphics
knows.sbs
knows.technology
knows.in.th
knows.is
knows.solutions
knows.de
knows.co
knows.ws
knows.me
knows.org
knows.net
knows.com
knows.cool
knows.it
knows.eu
knows.style
knows.at
knows.nl

Similar names

skown.com
swonk.net
wonks.com
sknow.cn
ksnow.org
konws.com
wonks.github.io
sknow.com.cn
ownks.com
wskon.com
snowk.com
noswk.com
wonks.org
wonks.us
sknow.org
wonsk.com
kwons.org
nowks.com
kowns.com
sknow.net
noswk.nl
sknow.ru
swonk.com
konsw.com

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jp01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpdns01.gmoserver.jpdns02.gmoserver.jpMXknows.jpmx14.gmoserver.jpA202.254.236.7849.212.243.50
○NS01.dnsv.jp2015-06-15 → 2016-04-22 · 4 obs
● 2015-06-15 12:26:02
● 2016-04-22 09:59:54
○ 2016-11-19 14:34:08
○ 2026-03-27 13:40:06
○NS02.dnsv.jp2015-06-15 → 2016-04-22 · 4 obs
● 2015-06-15 12:26:02
● 2016-04-22 09:59:54
○ 2016-11-19 14:34:08
○ 2026-03-27 13:40:06
○NS03.dnsv.jp2015-06-15 → 2016-04-22 · 4 obs
● 2015-06-15 12:26:02
● 2016-04-22 09:59:54
○ 2016-11-19 14:34:08
○ 2026-03-27 13:40:06
○NS04.dnsv.jp2015-06-15 → 2016-04-22 · 4 obs
● 2015-06-15 12:26:02
● 2016-04-22 09:59:54
○ 2016-11-19 14:34:08
○ 2026-03-27 13:40:06
○NSdns01.gmoserver.jp2016-11-19 → 2017-06-18 · 5 obs
○ 2016-04-22 09:59:54
● 2016-11-19 14:34:08
● 2017-06-18 01:15:40
○ 2026-03-27 13:40:04
○ 2026-03-27 13:40:06
○NSdns02.gmoserver.jp2016-11-19 → 2017-06-18 · 5 obs
○ 2016-04-22 09:59:54
● 2016-11-19 14:34:08
● 2017-06-18 01:15:40
○ 2026-03-27 13:40:04
○ 2026-03-27 13:40:06
●NSns1.xserver.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
●NSns2.xserver.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
●NSns3.xserver.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
●NSns4.xserver.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
●NSns5.xserver.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
●MXknows.jp2026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
○MXmx14.gmoserver.jp2016-11-19 → 2017-06-18 · 4 obs
● 2016-11-19 14:34:08
● 2017-06-18 01:15:40
○ 2026-03-27 13:40:04
○ 2026-03-27 13:40:06
●A202.254.236.782026-03-27 → 2026-03-27 · 3 obs
○ 2017-06-18 01:15:40
● 2026-03-27 13:40:04
● 2026-03-27 13:40:06
○A49.212.243.502015-06-15 → 2017-06-18 · 4 obs
● 2015-06-15 12:26:02
● 2017-06-18 01:15:40
○ 2026-03-27 13:40:04
○ 2026-03-27 13:40:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpd.dns.jp, c.dns.jp, h.dns.jp, g.dns.jp...-
knows.jpns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...11 records

✅ Authoritative Response

Server:202.226.36.246

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knows.jp (unsigned zone)

⏱️ Timing

Total: 555ms | Queries: -

📄 Records

TypeCountSample Data
A1202.254.236.78
NS5ns5.xserver.jp, ns3.xserver.jp...
MX1knows.jp (pri: 0)
TXT1v=spf1 +a:sv5077.xserver.jp +a:knows.jp
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

knows.jp is the parent of mail.knows.jp.

IP Addresses

knows.jp resolves to one IP number: 202.254.236.78.

other host names including mx.ihai-diamond.com, mail.rv-japan.com, drmpls.com, jewelry-garden.com and taigu-gensho.com share IP numbers with knows.jp.

Name Servers

knows.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

knows.jp at least partially shares name servers with other domains, for instance karasuyama.info, hikius.com, tsurukamedo.jp, zhukangle.com and shuweb.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

knows.jp is served by a single mail server, knows.jp.

knows.jp resolves to IP 202.254.236.78.