iop.com.tw - robtex.com

iop.com.tw

DNSSEC⚠️ Not signed
A125.227.230.80🇹🇼 HiNet125.227.0.0/16 descr: (HiNet) Chunghwa Telecom Co., Ltd.
PTR125-227-230-80.hinet-ip.hinet.net
NSweb ⭐ ⚠️ Not in parent delegation 🔒
A127.0.53.53
NSiop.com.tw ⚠️ Not in zone NS records
A125.227.230.80🇹🇼 HiNet125.227.0.0/16 descr: (HiNet) Chunghwa Telecom Co., Ltd.
PTR125-227-230-80.hinet-ip.hinet.net
NSweb.iop.com.tw ⚠️ Not in zone NS records
NSwww.iop.com.tw ⚠️ Not in zone NS records
A125.227.230.80🇹🇼 HiNet125.227.0.0/16 descr: (HiNet) Chunghwa Telecom Co., Ltd.
PTR125-227-230-80.hinet-ip.hinet.net
TXTgoogle-site-verification=np5GIN6Ep-6EOv26HnCFSh-cnGNuFtfyK175LgJ5uPo
SOAwebhostmaster serial=211

com.tw

DNSSEC🔒 Signed (DS record present)
NSa.twnic.net.tw ⭐
NSanytld.apnic.net
NSb.twnic.net.tw
NSc.twnic.net.tw
NSd.twnic.net.tw
NSe.twnic.net.tw
NSf.twnic.net.tw
NSg.twnic.net.tw
NSh.dns.tw
NSh.twnic.net.tw
SOAa.twnic.net.twsnw@twnic.net.tw serial=2006386736
WOT: SAFE (58/100)

NS for

iop.com.tw

Subdomains

www.iop.com.tw

Same first word

iop.agency
iop.co.th
iop.bg
iop.io
iop.net
iop.med.br
iop.org
iop.com.au
iop.foundation
iop.no
iop.org.hk
iop.house
iop.fi
iop.us
iop.au
iop.lt
iop.org.br
iop.kiev.ua
iop.ch
iop.directory
iop.com.tw
iop.li
iop.asia
iop.co.uk
iop.dk
iop.nl
iop.me
iop.com
iop.se
iop.net.au
iop.sg
iop.co.nz
iop.center
iop.kr
iop.be
iop.in
iop.ro
iop.today
iop.cl
iop.gg
iop.ie
iop.su
iop.cc
iop.com.pk
iop.at
iop.life
iop.red
iop.ru
iop.rs
iop.eu
iop.fr
iop.dev
iop.com.br
iop.vn
iop.gr
iop.tw
iop.ca
iop.cz
iop.co.in
iop.co.jp
iop.com.ph
iop.plus
iop.or.th
iop.la
iop.ir
iop.pl
iop.to

Similar names

ipo.at
ipo.house
poi.best
ipo.lu
poi.gen.nz
poi.red
opi.com
poi.co.uk
ipo.network
ipo.cz
pio.ca
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pio.eu
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ipo.ae
opi.org.pl
oip.us
ipo.properties
oip.es
poi.place
ipo.capital
ipo.report
ipo.se
pio.email
ipo.today
poi.pl
opi.am
ipo.inf.br
oip.ie
opi.ph
ipo.ro
opi.be
opi.ch
oip.fi
poi.co.kr
pio.by
ipo.spb.ru
ipo.lt
opi.cn
poi.cn
pio.co.jp
opi.ca
opi.de
poi.im
oip.pl
ipo.cn
poi.us
pio.vn
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ipo.guide
opi.fi
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opi.org
pio.ru
pio.org
poi.me
opi.web.tr
ipo.tw
poi.eu
poi.de
poi.network
oip.ch
ipo.mx
poi.be
poi.tools
oip.co
ipo.net
ipo.li
opi.ru
opi.se
opi.info
pio.co.kr
ipo.ren
pio.systems
opi.com.ar
pio.hosting
oip.me
pio.gov.cy
oip.net
opi.webhop.net
oip.ru
oip.com.au
poi.la
ipo.kz
pio.edu.pe
poi.cat
ipo.nl
poi.ph
poi.no
pio.co.uk
oip.mx
poi.life
ipo.eu
oip.cc

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSiop.com.twwebweb.iop.com.twwww.iop.com.twMXweb.iop.com.twA125.227.230.80
●NSiop.com.tw2026-06-13 → 2026-07-29 · 3 obs
○ 2017-03-26 13:36:58
● 2026-06-13 14:26:22
● 2026-07-29 04:08:50
●NSweb2016-07-16 → 2026-07-29 · 3 obs
○ 2016-03-19 15:24:00
● 2016-07-16 19:43:26
● 2026-07-29 04:08:50
●NSweb.iop.com.tw2015-07-21 → 2026-07-29 · 6 obs
● 2015-07-21 01:36:46
● 2016-03-19 15:24:00
○ 2016-07-16 19:43:26
○ 2017-03-26 13:36:58
● 2026-06-13 14:26:22
● 2026-07-29 04:08:50
●NSwww.iop.com.tw2026-06-13 → 2026-07-29 · 3 obs
○ 2017-03-26 13:36:58
● 2026-06-13 14:26:22
● 2026-07-29 04:08:50
○MXweb.iop.com.tw2015-07-21 → 2016-03-19 · 4 obs
● 2015-07-21 01:36:46
● 2016-03-19 15:24:00
○ 2016-07-16 19:43:26
○ 2026-07-29 04:08:50
●A125.227.230.802015-07-21 → 2026-07-29 · 2 obs
● 2015-07-21 01:36:46
● 2026-07-29 04:08:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twf.dns.tw, b.dns.tw, c.dns.tw, a.dns.tw...-
iop.com.twiop.com.tw, web.iop.com.tw, www.iop.com.tw3 records

✅ Authoritative Response

Server:125.227.230.80

NS records: iop.com.tw, web.iop.com.tw, www.iop.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iop.com.tw (unsigned zone)

⏱️ Timing

Total: 1229ms | Queries: -

📄 Records

TypeCountSample Data
A1125.227.230.80
NS1web
TXT1google-site-verification=np5GIN6Ep-6EOv2
SOA1web hostmaster

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (www.iop.com.tw, web.iop.com.tw, iop.com.tw)

Analysis

Hierarchy

www.iop.com.tw is a subdomain of iop.com.tw.

Name Server Role

iop.com.tw is listed as a name server for iop.com.tw — it is in-bailiwick, authoritative for its own domain.

It is common to see web.iop.com.tw, web and www.iop.com.tw acting as name servers in combination with iop.com.tw.

IP Addresses

iop.com.tw has exactly one IP address — 125.227.230.80.

125-227-230-80.hinet-ip.hinet.net and www.iop.com.tw are among other host names that share IP numbers with iop.com.tw.

Name Servers

iop.com.tw uses four authoritative name servers: iop.com.tw, web, web.iop.com.tw and www.iop.com.tw.

The name servers of iop.com.tw overlap at least partially with those of other domains — among them igtb.co.kr, svenbox.infocity.pl, komarines.kr and two more.

These name servers commonly appear in delegations together with ns.infocity.pl, ns2.infocity.pl, ns1.dintec.co.kr and 7 other.

web resolves to 127.0.53.53. Notably, iop.com.tw and www.iop.com.tw share the same IP address, 125.227.230.80.

These two host names — iop.com.tw and www.iop.com.tw — each point to 125.227.230.80 IP addresses.