alpha-21.com - robtex.com

alpha-21.com

DNSSEC⚠️ Not signed
A162.43.122.129🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14528.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
MXalpha-21.com ⭐
A162.43.122.129🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14528.xserver.jp
TXTv=spf1 +a:sv14528.xserver.jp +a:alpha-21.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@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=1778786161
WOT: SUSPICIOUS (60/100)

MX for

alpha-21.com

Same first word

alpha-21.com
alpha-21.jp

DNS History

19 records (7 active, 12 former)

200920112013201520172019202120232025NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns.kagoya.netns0.kagoya.netns01.telewave.ad.jpns01.xaas.jpns1.kagoya.netMXalpha-21.comdmail.kagoya.netmail.alpha-21.comsmtp1.xaas.jpsmtp2.xaas.jpA162.43.122.129133.18.9.219210.128.29.17564.56.177.79
○NSns.kagoya.net2016-07-04 → 2020-02-16 · 5 obs
○ 2016-03-10 02:04:52
● 2016-07-04 17:05:42
● 2020-02-16 10:46:48
○ 2026-04-14 01:48:00
○ 2026-05-14 19:19:48
○NSns0.kagoya.net2016-07-04 → 2020-02-16 · 5 obs
○ 2016-03-10 02:04:52
● 2016-07-04 17:05:42
● 2020-02-16 10:46:48
○ 2026-04-14 01:48:00
○ 2026-05-14 19:19:48
○NSns01.telewave.ad.jp2015-06-10 → 2016-03-10 · 5 obs
○ 2008-03-16 20:38:16
● 2015-06-10 20:53:34
● 2016-03-10 02:04:52
○ 2016-07-04 17:05:42
○ 2026-05-14 19:19:48
○NSns01.xaas.jp2015-06-10 → 2016-03-10 · 5 obs
○ 2008-03-16 20:38:16
● 2015-06-10 20:53:34
● 2016-03-10 02:04:52
○ 2016-07-04 17:05:42
○ 2026-05-14 19:19:48
○NSns1.kagoya.net2016-07-04 → 2020-02-16 · 5 obs
○ 2016-03-10 02:04:52
● 2016-07-04 17:05:42
● 2020-02-16 10:46:48
○ 2026-04-14 01:48:00
○ 2026-05-14 19:19:48
●NSns1.xserver.jp2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
●NSns2.xserver.jp2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
●NSns3.xserver.jp2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
●NSns4.xserver.jp2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
●NSns5.xserver.jp2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
●MXalpha-21.com2026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
○MXdmail.kagoya.net2016-07-04 → 2020-02-16 · 5 obs
○ 2016-03-10 02:04:52
● 2016-07-04 17:05:42
● 2020-02-16 10:46:48
○ 2026-04-14 01:48:00
○ 2026-05-14 19:19:48
○MXmail.alpha-21.com2008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 20:38:16
○ 2015-06-10 20:53:34
○ 2026-05-14 19:19:48
○MXsmtp1.xaas.jp2015-06-10 → 2016-03-10 · 5 obs
○ 2008-03-16 20:38:16
● 2015-06-10 20:53:34
● 2016-03-10 02:04:52
○ 2016-07-04 17:05:42
○ 2026-05-14 19:19:48
○MXsmtp2.xaas.jp2015-06-10 → 2016-03-10 · 5 obs
○ 2008-03-16 20:38:16
● 2015-06-10 20:53:34
● 2016-03-10 02:04:52
○ 2016-07-04 17:05:42
○ 2026-05-14 19:19:48
○A133.18.9.2192016-07-04 → 2020-02-16 · 5 obs
○ 2016-03-10 02:04:52
● 2016-07-04 17:05:42
● 2020-02-16 10:46:48
○ 2026-04-14 01:48:00
○ 2026-05-14 19:19:48
●A162.43.122.1292026-04-14 → 2026-05-14 · 3 obs
○ 2020-02-16 10:46:48
● 2026-04-14 01:48:00
● 2026-05-14 19:19:48
○A210.128.29.1752015-06-10 → 2016-03-10 · 5 obs
○ 2008-03-16 20:38:16
● 2015-06-10 20:53:34
● 2016-03-10 02:04:52
○ 2016-07-04 17:05:42
○ 2026-05-14 19:19:48
○A64.56.177.792008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 20:38:16
○ 2015-06-10 20:53:34
○ 2026-05-14 19:19:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...-
alpha-21.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.247

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 alpha-21.com (unsigned zone)

⏱️ Timing

Total: 1002ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.122.129
NS5ns5.xserver.jp, ns4.xserver.jp...
MX1alpha-21.com (pri: 0)
TXT1v=spf1 +a:sv14528.xserver.jp +a:alpha-21
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

The mail server for alpha-21.com is alpha-21.com.

IP Addresses

alpha-21.com points to a single IP address: 162.43.122.129.

Other host names such as www.iwakura-tomomi.jp, shimonoseki-jc.ac.jp, iwakura-tomomi.jp, atto-an.com and www.shimonoseki-jc.ac.jp share IPs with alpha-21.com.

Name Servers

alpha-21.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

alpha-21.com at least partially shares name servers with other domains, for example dvdking.jp, taka-ten.co.jp, wixossbox.com, blueorange.co.jp and alteweb.com.

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

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 alpha-21.com; that server is alpha-21.com.

alpha-21.com points to a single IP number: 162.43.122.129.