ucb.co.jp - robtex.com

ucb.co.jp

DNSSEC⚠️ Not signed
A162.43.101.82🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14881.xserver.jp
NSns000.d-53.net ⭐
NSdns-b.iij.ad.jp ⚠️ Not in zone NS records
A2001:240:bb81::28:51🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs020.d-53.biz
A202.32.219.51🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs020.d-53.biz
NSdns-c.iij.ad.jp ⚠️ Not in zone NS records
A2001:240:bb81::29:111🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs020.d-53.net
A210.138.20.111🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs020.d-53.net
NSns020-u5a63ijshnhvrhg9.u.d-53.info ⚠️ Not in parent delegation
A2001:240:bb81::28:51🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs020.d-53.biz
A202.32.219.51🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs020.d-53.biz
NSns020-u5a63ijshnhvrhg9.u.d-53.jp ⚠️ Not in parent delegation
A2001:240:bb81::29:1111🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs020.d-53.org
A203.180.146.111🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs020.d-53.org
NSns020-u5a63ijshnhvrhg9.u.d-53.net ⚠️ Not in parent delegation
A2001:240:bb81::29:111🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs020.d-53.net
A210.138.20.111🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs020.d-53.net
MXmx.securemx.jp ⭐
A210.130.202.92🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRmx180b.securemx.jp
A210.130.202.93🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRmx114b.securemx.jp
A210.130.202.96🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRmx114a.securemx.jp
A210.130.202.99🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRmx180a.securemx.jp
TXTv=spf1 include:spf.securemx.jp a:sv14881.xserver.jp include:spf.sender.xserve...
TXTglobalsign-domain-verification=7DFC005E9EBCDA2D5D60FEF61243FB68
SOAns000.d-53.netdns-managers@iij.ad.jp serial=299

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (61/100)
WOT: SAFE (58/100)

Same first word

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ucb.edu.bh
ucb.az
ucb.com.cn
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Similar names

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ubc.edu.br
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bcu.es
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cbu.pl
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cub.pet
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bcu.co.za
bcu.net
cbu.ac.kr
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cbu.fi
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ubc.org.hk
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cub.pl
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bcu.ca
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cub.bz
buc.edu.in
ubc.se
cbu.dk
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cbu.com.ua
cub.ru
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cbu.in
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buc.com.ua
bcu.us
cub.edu.mx
ubc.by
bcu.be
ubc.com.my
ubc.com.ua
buc.gr
bcu.at
buc.net
buc.spb.ru
buc.at

DNS History

13 records (8 active, 5 former)

20162017201820192020202120222023202420252026NSdns-b.iij.ad.jpdns-c.iij.ad.jpns000.d-53.netns020-u5a63ijshnhvrhg9.u.d-53.infons020-u5a63ijshnhvrhg9.u.d-53.jpns020-u5a63ijshnhvrhg9.u.d-53.netns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comMXmx.securemx.jpmail.ucb.co.jpA162.43.101.8261.115.227.17
●NSdns-b.iij.ad.jp2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●NSdns-c.iij.ad.jp2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●NSns000.d-53.net2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●NSns020-u5a63ijshnhvrhg9.u.d-53.info2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●NSns020-u5a63ijshnhvrhg9.u.d-53.jp2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●NSns020-u5a63ijshnhvrhg9.u.d-53.net2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
○NSns1.dreamhost.com2015-07-23 → 2016-09-26 · 4 obs
● 2015-07-23 21:27:04
● 2016-09-26 10:22:12
○ 2026-03-31 00:33:16
○ 2026-04-13 01:59:16
○NSns2.dreamhost.com2015-07-23 → 2016-09-26 · 4 obs
● 2015-07-23 21:27:04
● 2016-09-26 10:22:12
○ 2026-03-31 00:33:16
○ 2026-04-13 01:59:16
○NSns3.dreamhost.com2015-07-23 → 2016-09-26 · 4 obs
● 2015-07-23 21:27:04
● 2016-09-26 10:22:12
○ 2026-03-31 00:33:16
○ 2026-04-13 01:59:16
○MXmail.ucb.co.jp2015-07-23 → 2016-09-26 · 4 obs
● 2015-07-23 21:27:04
● 2016-09-26 10:22:12
○ 2026-03-31 00:33:16
○ 2026-04-13 01:59:16
●MXmx.securemx.jp2026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
●A162.43.101.822026-03-31 → 2026-04-13 · 3 obs
○ 2016-09-26 10:22:12
● 2026-03-31 00:33:16
● 2026-04-13 01:59:16
○A61.115.227.172015-07-23 → 2016-09-26 · 4 obs
● 2015-07-23 21:27:04
● 2016-09-26 10:22:12
○ 2026-03-31 00:33:16
○ 2026-04-13 01:59:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpc.dns.jp, h.dns.jp, a.dns.jp, g.dns.jp...-
ucb.co.jpdns-b.iij.ad.jp, dns-c.iij.ad.jp-

✅ Authoritative Response

Server:210.138.20.111

NS records: dns-b.iij.ad.jp, dns-c.iij.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ucb.co.jp (unsigned zone)

⏱️ Timing

Total: 1184ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.101.82
NS3ns020-u5a63ijshnhvrhg9.u.d-53.net, ns020-u5a63ijshnhvrhg9.u.d-53.info...
MX1mx.securemx.jp (pri: 10)
TXT2v=spf1 include:spf.securemx.jp a:sv14881, globalsign-domain-verification=7DFC005E9
SOA1ns000.d-53.net dns-managers.iij.ad.jp

Analysis

IP Addresses

ucb.co.jp points to a single IP address: 162.43.101.82.

Other host names such as mikuro3.com, workwork.jp, seiryou.or.jp, hostmaster.kitamichi.com and kitamichi.com share IP numbers with ucb.co.jp.

Name Servers

ucb.co.jp is delegated to six name servers: ns000.d-53.net, ns020-u5a63ijshnhvrhg9.u.d-53.info, dns-b.iij.ad.jp, dns-c.iij.ad.jp, ns020-u5a63ijshnhvrhg9.u.d-53.jp and ns020-u5a63ijshnhvrhg9.u.d-53.net.

At least part of the name servers for ucb.co.jp are shared with other domains, for instance mobile-netbk.jp, 35.221.202.in-addr.arpa, mqj.co.jp, 0.159.124.219.in-addr.arpa and turf.jp.

These name servers are commonly used with rev.iij-dns.jp, rev.iij-dns.net, ns01.iij-dns.jp and ns00.iij-dns.net.

Host names with two IP numbers:

ns020-u5a63ijshnhvrhg9.u.d-53.info points to 2001:240:bb81::28:51 and 202.32.219.51.

dns-b.iij.ad.jp points to 2001:240:bb81::28:51 and 202.32.219.51.

dns-c.iij.ad.jp points to 2001:240:bb81::29:111 and 210.138.20.111.

ns020-u5a63ijshnhvrhg9.u.d-53.jp points to 2001:240:bb81::29:1111 and 203.180.146.111.

ns020-u5a63ijshnhvrhg9.u.d-53.net points to 2001:240:bb81::29:111 and 210.138.20.111.

Host names that point to 2001:240:bb81::28:51: ns020-u5a63ijshnhvrhg9.u.d-53.info and dns-b.iij.ad.jp

Host names that point to 202.32.219.51: ns020-u5a63ijshnhvrhg9.u.d-53.info and dns-b.iij.ad.jp

Host names that point to 2001:240:bb81::29:111: dns-c.iij.ad.jp and ns020-u5a63ijshnhvrhg9.u.d-53.net

Host names that point to 210.138.20.111: dns-c.iij.ad.jp and ns020-u5a63ijshnhvrhg9.u.d-53.net

Mail Servers

The mail server for ucb.co.jp is mx.securemx.jp.

ucb.co.jp uses the same mail server setup as other domains, for instance hirogin.co.jp, nissin-ion.com, nittsufudosan.co.jp, n-one-owners-cup.jp and takaoka-catv.jp.

ucb.co.jp shares at least some mail servers with other domains, for example komatsuwall.co.jp, ois21.co.jp, threebond.co.jp, mitsui-designtec.com and ck.smbc.co.jp.

these mail servers are frequently used alongside the mail servers mx6.securemx.jp.

mx.securemx.jp resolves to four IP numbers: 210.130.202.92, 210.130.202.93, 210.130.202.96 and 210.130.202.99.