buildoc.co.jp - robtex.com

buildoc.co.jp

DNSSEC⚠️ Not signed
A183.181.96.24🇯🇵 XSERVER-AS183.181.96.0/23 XSERVER Inc.
PTRsv12663.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
MXbuildoc.co.jp ⭐
A183.181.96.24🇯🇵 XSERVER-AS183.181.96.0/23 XSERVER Inc.
PTRsv12663.xserver.jp
TXTv=spf1 +a:sv12663.xserver.jp +a:buildoc.co.jp +mx include:spf.sender.xserver....
SOAns1.xserver.jproot@xserver.jp serial=0

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
⚠️ On DNS blocklist: tif
WOT: SAFE (58/100)

MX for

buildoc.co.jp

Same first word

buildoc.com
buildoc.co.jp

Similar names

buildco.net.au
ibcloud.co.uk
buildco.org
ibcloud.de
dioclub.com
buildco.ru
bicloud.org
boluidc.com
bicloud.co
bicloud.net
bicloud.ltd
cobuild.live
cobuild.co
bicloud.ru
clubdio.hu
cloudbi.de
couldib.com
cluboid.com
ibcloud.ru
bicloud.cl
bicloud.it
ibcloud.net
iodclub.com
cobuild.nl
bcloudi.com
bicloud.de
buildco.com.au
cloudbi.net
bicloud.com
cobuild.co.kr
ibcloud.com
dilubco.com
icloudb.com
udoclib.com
bicloud.nl
budicol.com
ibcloud.us
bicloud.eu
doculib.com
cobuild.net

DNS History

11 records (7 active, 4 former)

2020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdwsldns01.datajapan.ne.jpsv131.datajapan.ne.jpMXbuildoc.co.jpmail.buildoc.co.jpA183.181.96.24202.143.64.131
○NSdwsldns01.datajapan.ne.jp2019-12-13 → 2019-12-13 · 3 obs
● 2019-12-13 14:24:24
○ 2026-05-07 09:11:48
○ 2026-05-10 03:01:42
●NSns1.xserver.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
●NSns2.xserver.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
●NSns3.xserver.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
●NSns4.xserver.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
●NSns5.xserver.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
○NSsv131.datajapan.ne.jp2019-12-13 → 2019-12-13 · 3 obs
● 2019-12-13 14:24:24
○ 2026-05-07 09:11:48
○ 2026-05-10 03:01:42
●MXbuildoc.co.jp2026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
○MXmail.buildoc.co.jp2019-12-13 → 2019-12-13 · 3 obs
● 2019-12-13 14:24:24
○ 2026-05-07 09:11:48
○ 2026-05-10 03:01:42
●A183.181.96.242026-05-07 → 2026-05-10 · 3 obs
○ 2019-12-13 14:24:24
● 2026-05-07 09:11:48
● 2026-05-10 03:01:42
○A202.143.64.1312019-12-13 → 2019-12-13 · 3 obs
● 2019-12-13 14:24:24
○ 2026-05-07 09:11:48
○ 2026-05-10 03:01:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, a.dns.jp, c.dns.jp, d.dns.jp...-
buildoc.co.jpns2.xserver.jp, ns3.xserver.jp, ns5.xserver.jp, ns1.xserver.jp...11 records

✅ Authoritative Response

Server:183.90.224.226

NS records: ns2.xserver.jp, ns3.xserver.jp, ns5.xserver.jp, ns1.xserver.jp, ns4.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 883ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.96.24
NS5ns1.xserver.jp, ns3.xserver.jp...
MX1buildoc.co.jp (pri: 0)
TXT1v=spf1 +a:sv12663.xserver.jp +a:buildoc.
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)

Analysis

Mail Server Role

The mail server for buildoc.co.jp is buildoc.co.jp.

IP Addresses

buildoc.co.jp maps to IP address 183.181.96.24.

Other host names, for instance snb-office.com, nakagawa-sekkotsuin.com, ns.kk-wakimoto.com, civilarchitects.jp and naonari.com share IP numbers with buildoc.co.jp.

Name Servers

buildoc.co.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

buildoc.co.jp at least partially shares name servers with other domains such as tes-tes.com, kasumiwellness.com, wa-ao.com, keiwabld.co.jp and kaedefa.com.

Host names with three IPs

Host ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246

Host ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247

Host ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP

Host ns2.xserver.jp points to 35.72.43.26

Host ns3.xserver.jp points to 202.226.36.247

Mail Servers

One mail server serves buildoc.co.jp.

buildoc.co.jp points to one IP number: 183.181.96.24.