soei.ac.jp - robtex.com

soei.ac.jp

DNSSEC⚠️ Not signed
NSns.soei.ac.jp ⭐
A202.221.223.74🇯🇵 IIJ-AS202.221.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTR74.223.221.202.bf.2iij.net
NSdns-a.iij.ad.jp
A2001:240:bb81::28:50🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs019.d-53.biz
A2001:240:bb81::29:110🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs019.d-53.net
A202.32.219.50🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs019.d-53.biz
A210.138.20.110🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs019.d-53.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f26.1e100.net
A142.251.16.27🇺🇸 Google142.251.16.0/24
PTRbl-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2a00:1450:4025:402::1b🇳🇱 Google2a00:1450:4025::/48
PTRrb-in-f27.1e100.net
A142.250.102.27🇺🇸 Google142.250.102.0/24
PTRrb-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4001:c21::1a🇩🇪 Google2a00:1450:4001::/48
PTRlcfrai-in-f26.1e100.net
A142.251.127.26🇺🇸 Google142.251.127.0/24
PTRlcfrai-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f27.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
MXwww3.soei.ac.jp(20)
A203.138.29.90🇯🇵 InfoSphere203.138.0.0/16 INFOSPHERE
TXTMS=553F3742A49B3856D5B86692EA93D1913374E579
TXTgoogle-site-verification=KN4hiLbIBm7yarNGyfZuiIhge6MDDGcw_SCQlSafCc4
TXTv=spf1 +ip4:202.221.223.72/29 +ip4:203.138.29.90/32 +ip4:203.138.29.2/32 +ip4...
SOAns.soei.ac.jppostmaster@soei.ac.jp 2025-12-12 #1

ac.jp

DNSSEC⚠️ Not signed
TXTac.jp.
WOT: SAFE (61/100)
WOT: SAFE (80/100)

Subdomains

www3.soei.ac.jp
ns.soei.ac.jp
www.soei.ac.jp

Same first word

soei.net
soei.co.nz
soei.com
soei.ac.jp
soei.de
soei.fr
soei.cn
soei.org
soei.ed.jp
soei.tech

Similar names

eois.de
ioes.net.cn
ieos.ru
ioes.at
oeis.de
iseo.nl
oeis.at
eiso.us
eios.info
eios.ro
iseo.ro
ieos.com.br
iose.com
iseo.de
oise.eu
iseo.jp
iseo.es
isoe.com
oise.com.br
iseo.si
iseo.sg
soie.hu
iseo.co.in
osei.com
soie.ru
isoe.fr
esio.si
ioes.ie
eiso.eu
osei.biz
osie.pl
soie.co
ieso.de
esio.cz
soie.be
seoi.org
osei.hu
isoe.ch
soie.it
ieso.it
isoe.co.th
osei.uk
ieso.ir
oise.net
iose.se.gov.br
esio.com.tr
eiso.de
oies.org
oies.es
eios.ca
iseo.co
ioes.hu
oise.co.uk
esoi.cn
eiso.pl
isoe.org
osei.co.jp
seio.com
iseo.la
eiso.org
esio.net
sieo.io
seoi.de
eios.org
sioe.info
ieso.cn
seio.co.za
sioe.cn
iose.de
seio.de
ieos.org
osei.eu
eiso.cn
sioe.com.ar
eios.me
seoi.ru
oise.pl
soie.cc
oies.cl
eiso.es
iseo.pl
ieso.eu
eiso.kr
sieo.de
eiso.com
iose.net
oise.org
oesi.eu
sieo.com
eiso.com.co
eios.us
oesi.org
iseo.gr
osei.jp
iose.com.br
oies.net
eios.com
osei.net
iseo.store
sioe.de
iseo.ru
oesi.at
ieso.co.uk

DNS History

8 records (8 active, 0 former)

20162017201820192020202120222023202420252026NSdns-a.iij.ad.jpns.soei.ac.jpMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comwww3.soei.ac.jp
●NSdns-a.iij.ad.jp2015-08-30 → 2026-04-10 · 2 obs
● 2015-08-30 09:49:26
● 2026-04-10 12:06:54
●NSns.soei.ac.jp2015-08-30 → 2026-04-10 · 2 obs
● 2015-08-30 09:49:26
● 2026-04-10 12:06:54
●MXalt1.aspmx.l.google.com2016-04-05 → 2026-04-10 · 3 obs
○ 2015-08-30 09:49:26
● 2016-04-05 18:34:38
● 2026-04-10 12:06:54
●MXalt2.aspmx.l.google.com2016-04-05 → 2026-04-10 · 3 obs
○ 2015-08-30 09:49:26
● 2016-04-05 18:34:38
● 2026-04-10 12:06:54
●MXalt3.aspmx.l.google.com2016-04-05 → 2026-04-10 · 3 obs
○ 2015-08-30 09:49:26
● 2016-04-05 18:34:38
● 2026-04-10 12:06:54
●MXalt4.aspmx.l.google.com2016-04-05 → 2026-04-10 · 3 obs
○ 2015-08-30 09:49:26
● 2016-04-05 18:34:38
● 2026-04-10 12:06:54
●MXaspmx.l.google.com2016-04-05 → 2026-04-10 · 3 obs
○ 2015-08-30 09:49:26
● 2016-04-05 18:34:38
● 2026-04-10 12:06:54
●MXwww3.soei.ac.jp2015-08-30 → 2026-04-10 · 2 obs
● 2015-08-30 09:49:26
● 2026-04-10 12:06:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
soei.ac.jpns.soei.ac.jp, dns-a.iij.ad.jp1 record

✅ Authoritative Response

Server:202.221.223.74

NS records: ns.soei.ac.jp, dns-a.iij.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for soei.ac.jp (unsigned zone)

⏱️ Timing

Total: 1815ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns.soei.ac.jp, dns-a.iij.ad.jp
MX6alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...
TXT3v=spf1 +ip4:202.221.223.72/29 +ip4:203.1, google-site-verification=KN4hiLbIBm7yarN...
SOA1ns.soei.ac.jp postmaster.soei.ac.jp

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns.soei.ac.jp)

Analysis

Hierarchy

soei.ac.jp is a parent of www3.soei.ac.jp, ns.soei.ac.jp and www.soei.ac.jp.

Name Servers

Two name servers ns.soei.ac.jp and dns-a.iij.ad.jp handle delegation for soei.ac.jp.

soei.ac.jp partially shares name servers with other domains; examples include cargoes.jp, asahi-intecc-us.com, kawaiassist.co.jp, kanata-jp.com and imion.jp.

These name servers are commonly used alongside ns3.cty-net.ne.jp, ns.cty-net.ne.jp, ns.daiwahouse.co.jp, dns.sapporo-c.ed.jp, ns2.ndl.go.jp, ns3.ndl.go.jp, ns4.ndl.go.jp, ns.ndl.go.jp, ndl.go.jp and dns.core.co.jp.

Host names with four IP numbers: dns-a.iij.ad.jp points to 2001:240:bb81::28:50, 2001:240:bb81::29:110, 202.32.219.50 and 210.138.20.110.

Host names with one IP number: ns.soei.ac.jp points to 202.221.223.74.

Mail Servers

Six mail servers handle soei.ac.jp: aspmx.l.google.com, www3.soei.ac.jp, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

soei.ac.jp shares some mail servers with other domains, at least partially, such as calgaryundergroundfilm.com, tirda.org, ns500758.ns500698.ns500698.ns500759.ns500759.ns500735.ns500698.ns500698.ns500698.ns500698.ns500708.ns500708.ns500708.ns500652.trackreceptor.com, ns500759.ns500759.ns500759.ns500759.ns500735.ns500735.ns500735.ns500698.ns500735.ns500576.ns500698.ns500698.ns500619.trackreceptor.com and ns500754.ns500742.ns500704.ns500742.ns500705.ns500705.ns500704.ns500649.ns500291.ns500666.tenderladiesbz.com.

these mail servers are often used alongside aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx4.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to: 2607:f8b0:4004:c17::1a and 142.251.16.27.

alt1.aspmx.l.google.com points to: 2a00:1450:4025:402::1b and 142.250.102.27.

alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.27.

alt3.aspmx.l.google.com points to: 2a00:1450:4001:c21::1a and 142.251.127.26.

alt4.aspmx.l.google.com points to: 2607:f8b0:4003:c4a::1b and 142.251.96.27.

Host names with one IP number:

www3.soei.ac.jp points to: 203.138.29.90.