opchk.com - robtex.com

opchk.com

DNSSEC⚠️ Not signed
NSdns29.hichina.com ⭐
A2408:4009:501::37🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.99🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.109🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
NSdns30.hichina.com
A2408:4009:501::38🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.102🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.107🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
SOAdns29.hichina.comhostmaster@hichina.com 2026-03-28 #23

com

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=1776106422

Same first word

opchk.com

Similar names

kcpho.com
pochk.com
cpohk.com
pohck.edu.hk
kphco.com
chpok.life
chpok.site
hpokc.com
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okhcp.com
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pkoch.dk
khpco.com
okchp.com
chpok.com
chpok.me
kpcoh.com
chpok.de
pkoch.com
kopch.com
kohpc.com
kopch.ru
kchpo.jp
hkocp.com
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phock.com
ckhop.com
chpok.ru
kchop.com
hkpco.net
khpco.ir
khpco.org
phock.us
khcop.com
pkoch.de
chpok.online
pkhco.ir
chopk.com
hkpco.ir
pkcho.es

DNS History

8 records (2 active, 6 former)

20162017201820192020202120222023202420252026NSdns29.hichina.comdns30.hichina.comns1.hk.netns2.hk.netMXmail.opchk.comrelay.email.hk.netsun.communilink.netA202.66.76.145
●NSdns29.hichina.com2026-04-09 → 2026-04-13 · 3 obs
○ 2016-09-18 09:35:30
● 2026-04-09 07:54:06
● 2026-04-13 18:57:34
●NSdns30.hichina.com2026-04-09 → 2026-04-13 · 3 obs
○ 2016-09-18 09:35:30
● 2026-04-09 07:54:06
● 2026-04-13 18:57:34
○NSns1.hk.net2015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34
○NSns2.hk.net2015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34
○MXmail.opchk.com2015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34
○MXrelay.email.hk.net2015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34
○MXsun.communilink.net2015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34
○A202.66.76.1452015-08-04 → 2016-09-18 · 4 obs
● 2015-08-04 03:18:56
● 2016-09-18 09:35:30
○ 2026-04-09 07:54:06
○ 2026-04-13 18:57:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
opchk.comdns29.hichina.com, dns30.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.37

NS records: dns29.hichina.com, dns30.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opchk.com (unsigned zone)

⏱️ Timing

Total: 489ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns29.hichina.com, dns30.hichina.com
SOA1dns29.hichina.com hostmaster.hichina.com

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns29.hichina.com, dns29.hichina.com, dns29.hichina.com...)

Analysis

Name Servers

opchk.com has two name servers: dns29.hichina.com and dns30.hichina.com.

opchk.com shares the same name server setup as other domains, for example dustertech.com, 1359.store, beiken.com, l-sealer.com and njka.com.

opchk.com shares name servers with other domains to some extent, for example talid.cn and msspec.org.

Host names with nine IP numbers:

dns29.hichina.com points to 2408:4009:501::37, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns30.hichina.com points to 2408:4009:501::38, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.