alpha-s.net - robtex.com

alpha-s.net

DNSSEC⚠️ Not signed
A183.181.89.147🇯🇵 XSERVER-AS183.181.88.0/23 XSERVER Inc.
PTRsv8306.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 ⚠️ Not in parent delegation
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-s.net ⭐
A183.181.89.147🇯🇵 XSERVER-AS183.181.88.0/23 XSERVER Inc.
PTRsv8306.xserver.jp
TXTv=spf1 +a:sv8306.xserver.jp +a:alpha-s.net +mx include:spf.sender.xserver.jp ...
SOAns1.xserver.jproot@xserver.jp serial=0

net

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=1774931487

MX for

alpha-s.net

Same first word

alpha-s.de
alpha-s.org
alpha-s.co.jp
alpha-s.net
alpha-s.com
alpha-s.ru
alpha-s.co.at

Similar names

s-alpha.jp
s-alpha.net

DNS History

17 records (7 active, 10 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jp01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpns1.22.cnns2.22.cnns3.22.cnns4.22.cnMXalpha-s.netA183.181.89.147198.2.207.13449.212.128.62
○NS01.dnsv.jp2017-06-03 → 2017-06-03 · 4 obs
○ 2016-07-04 12:46:36
● 2017-06-03 00:05:26
○ 2026-02-27 20:47:42
○ 2026-03-31 04:36:44
○NS02.dnsv.jp2017-06-03 → 2017-06-03 · 4 obs
○ 2016-07-04 12:46:36
● 2017-06-03 00:05:26
○ 2026-02-27 20:47:42
○ 2026-03-31 04:36:44
○NS03.dnsv.jp2017-06-03 → 2017-06-03 · 4 obs
○ 2016-07-04 12:46:36
● 2017-06-03 00:05:26
○ 2026-02-27 20:47:42
○ 2026-03-31 04:36:44
○NS04.dnsv.jp2017-06-03 → 2017-06-03 · 4 obs
○ 2016-07-04 12:46:36
● 2017-06-03 00:05:26
○ 2026-02-27 20:47:42
○ 2026-03-31 04:36:44
○NSns1.22.cn2015-07-03 → 2015-11-09 · 4 obs
● 2015-07-03 12:59:02
● 2015-11-09 18:43:34
○ 2016-07-04 12:46:36
○ 2026-03-31 04:36:44
●NSns1.xserver.jp2026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
○NSns2.22.cn2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 12:59:02
○ 2016-07-04 12:46:36
○ 2026-03-31 04:36:44
●NSns2.xserver.jp2026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
○NSns3.22.cn2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 12:59:02
○ 2016-07-04 12:46:36
○ 2026-03-31 04:36:44
●NSns3.xserver.jp2026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
○NSns4.22.cn2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 12:59:02
○ 2016-07-04 12:46:36
○ 2026-03-31 04:36:44
●NSns4.xserver.jp2026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
●NSns5.xserver.jp2026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
●MXalpha-s.net2026-02-27 → 2026-03-31 · 2 obs
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
●A183.181.89.1472026-02-27 → 2026-03-31 · 3 obs
○ 2017-06-03 00:05:26
● 2026-02-27 20:47:42
● 2026-03-31 04:36:44
○A198.2.207.1342015-07-03 → 2015-11-09 · 4 obs
● 2015-07-03 12:59:02
● 2015-11-09 18:43:34
○ 2016-07-04 12:46:36
○ 2026-03-31 04:36:44
○A49.212.128.622017-06-03 → 2017-06-03 · 4 obs
○ 2016-07-04 12:46:36
● 2017-06-03 00:05:26
○ 2026-02-27 20:47:42
○ 2026-03-31 04:36:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
alpha-s.netns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp-

✅ Authoritative Response

Server:35.72.43.26

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alpha-s.net (unsigned zone)

⏱️ Timing

Total: 996ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.89.147
NS5ns1.xserver.jp, ns5.xserver.jp...
MX1alpha-s.net (pri: 0)
TXT1v=spf1 +a:sv8306.xserver.jp +a:alpha-s.n
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

alpha-s.net serves as the mail server for alpha-s.net.

IP Addresses

alpha-s.net points to an IP address: 183.181.89.147.

other host names include mail.human-manage.com, hotel-plusalpha.com, imv.jp, mazacom.net and sym-c.com; they share IP numbers with alpha-s.net.

Name Servers

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

alpha-s.net at least partially shares name servers with other domains, for instance nisseikensou.co.jp, kakehashi-npo.com, miraikensetu.com, bodai-sakai.com and chanoko.jp.

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.

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

alpha-s.net is handled by a single mail server.

The host name alpha-s.net points to IP 183.181.89.147.