cdseminar.com - robtex.com

cdseminar.com

DNSSEC⚠️ Not signed
A183.90.240.38🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2237.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
MXcdseminar.com ⭐
A183.90.240.38🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2237.xserver.jp
TXTv=spf1 +a:sv2237.xserver.jp +a:cdseminar.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774556957

MX for

cdseminar.com

Same first word

cdseminar.com

Similar names

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denismarc.fr
mindcares.com
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minecards.com
creaminds.com
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demircans.com
dcmarines.com
mercandis.com.tr
mindraces.com
smindcare.com
creaminds.de
dermiscan.com
dscmarine.com.au
dnacrimes.com
nicedrams.com
sacremind.com
marcdenis.com
credminas.com.br
macdiners.com
incdreams.com

DNS History

16 records (7 active, 9 former)

2008201020122014201620182020202220242026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comns1.value-domain.comns2.value-domain.comMXcdseminar.comA183.90.240.38202.172.28.11964.74.96.241
○NSdns1.name-services.com2007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10
○NSdns2.name-services.com2007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10
○NSdns3.name-services.com2007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10
○NSdns4.name-services.com2007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10
○NSdns5.name-services.com2007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10
○NSns1.value-domain.com2015-08-22 → 2017-05-23 · 4 obs
○ 2007-08-23 00:04:36
● 2015-08-22 06:22:28
● 2017-05-23 03:49:10
○ 2026-03-26 20:45:10
●NSns1.xserver.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
○NSns2.value-domain.com2015-08-22 → 2017-05-23 · 4 obs
○ 2007-08-23 00:04:36
● 2015-08-22 06:22:28
● 2017-05-23 03:49:10
○ 2026-03-26 20:45:10
●NSns2.xserver.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
●NSns3.xserver.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
●NSns4.xserver.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
●NSns5.xserver.jp2026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
●MXcdseminar.com2015-08-22 → 2026-03-26 · 3 obs
○ 2007-08-23 00:04:36
● 2015-08-22 06:22:28
● 2026-03-26 20:45:10
●A183.90.240.382026-03-26 → 2026-03-26 · 2 obs
○ 2017-05-23 03:49:10
● 2026-03-26 20:45:10
○A202.172.28.1192015-08-22 → 2017-05-23 · 4 obs
○ 2007-08-23 00:04:36
● 2015-08-22 06:22:28
● 2017-05-23 03:49:10
○ 2026-03-26 20:45:10
○A64.74.96.2412007-08-23 → 2007-08-23 · 3 obs
● 2007-08-23 00:04:36
○ 2015-08-22 06:22:28
○ 2026-03-26 20:45:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cdseminar.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.226

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 cdseminar.com (unsigned zone)

⏱️ Timing

Total: 1171ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.240.38
NS5ns3.xserver.jp, ns5.xserver.jp...
MX1cdseminar.com (pri: 0)
TXT1v=spf1 +a:sv2237.xserver.jp +a:cdseminar
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

cdseminar.com serves as the mail server for cdseminar.com.

IP Addresses

cdseminar.com points to IP number 183.90.240.38.

For instance, other host names mrs-kobayashi.com, crafiton.com, kodomotoeigo.net, minmi.jp and www.nippon-clever.co.jp share IP numbers with cdseminar.com.

Name Servers

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

cdseminar.com shares name servers with other domains at least partially, for example n-folder.com, starman.co.jp, sawauchijinku.com, photomeister.net and icbm.jp.

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

cdseminar.com is handled by a single mail server, cdseminar.com.

cdseminar.com points to a single IP: 183.90.240.38.