sinotek.net - robtex.com

sinotek.net

DNSSEC⚠️ Not signed
A203.80.126.231🇭🇰 HKBN203.80.126.0/24 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street
PTR203080126231.ctinets.com
NSdns21.hichina.com ⭐
A2408:4009:501::29🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.100🇨🇳 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,
A139.224.142.110🇨🇳 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,
NSdns22.hichina.com
A2408:4009:501::30🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.98🇨🇳 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,
A139.224.142.108🇨🇳 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,
MXqiye163mx01.mxmail.netease.com ⭐
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
MXqiye163mx02.mxmail.netease.com(10)
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
TXTv=spf1 include:spf.163.com -all
SOAdns21.hichina.comhostmaster@hichina.com 2026-01-12 #9

net

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=1775891602

Same first word

sinotek.ru
sinotek.id
sinotek.net
sinotek.com.tw
sinotek.com.mx
sinotek.mx

Similar names

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kostein.com
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stekino.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSdns21.hichina.comdns22.hichina.comMXqiye163mx01.mxmail.netease.comqiye163mx02.mxmail.netease.commxbiz1.qq.commxbiz2.qq.comA203.80.126.231205.209.133.84205.209.146.105
●NSdns21.hichina.com2015-08-20 → 2026-04-11 · 2 obs
● 2015-08-20 20:42:44
● 2026-04-11 07:30:34
●NSdns22.hichina.com2015-08-20 → 2026-04-11 · 2 obs
● 2015-08-20 20:42:44
● 2026-04-11 07:30:34
○MXmxbiz1.qq.com2015-08-20 → 2016-07-26 · 4 obs
● 2015-08-20 20:42:44
● 2016-07-26 17:18:16
○ 2017-03-28 16:10:56
○ 2026-04-11 07:30:34
○MXmxbiz2.qq.com2015-08-20 → 2016-07-26 · 4 obs
● 2015-08-20 20:42:44
● 2016-07-26 17:18:16
○ 2017-03-28 16:10:56
○ 2026-04-11 07:30:34
●MXqiye163mx01.mxmail.netease.com2017-03-28 → 2026-04-11 · 3 obs
○ 2016-07-26 17:18:16
● 2017-03-28 16:10:56
● 2026-04-11 07:30:34
●MXqiye163mx02.mxmail.netease.com2017-03-28 → 2026-04-11 · 3 obs
○ 2016-07-26 17:18:16
● 2017-03-28 16:10:56
● 2026-04-11 07:30:34
●A203.80.126.2312026-04-10 → 2026-04-11 · 3 obs
○ 2017-03-28 16:10:56
● 2026-04-10 14:02:04
● 2026-04-11 07:30:34
○A205.209.133.842016-07-26 → 2017-03-28 · 5 obs
○ 2016-03-09 12:27:08
● 2016-07-26 17:18:16
● 2017-03-28 16:10:56
○ 2026-04-10 14:02:04
○ 2026-04-11 07:30:34
○A205.209.146.1052015-08-20 → 2016-03-09 · 4 obs
● 2015-08-20 20:42:44
● 2016-03-09 12:27:08
○ 2016-07-26 17:18:16
○ 2026-04-11 07:30:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sinotek.netdns21.hichina.com, dns22.hichina.com-

✅ Authoritative Response

Server:139.224.142.100

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sinotek.net (unsigned zone)

⏱️ Timing

Total: 1272ms | Queries: -

📄 Records

TypeCountSample Data
A1203.80.126.231
NS2dns21.hichina.com, dns22.hichina.com
MX2qiye163mx02.mxmail.netease.com (pri: 10), qiye163mx01.mxmail.netease.com (pri: 5)
TXT1v=spf1 include:spf.163.com -all
SOA1dns21.hichina.com hostmaster.hichina.com

Analysis

IP Addresses

sinotek.net points to a single IP: 203.80.126.231.

Name Servers

sinotek.net's delegation is to two name servers dns21.hichina.com and dns22.hichina.com.

sinotek.net shares the same name server configuration as other domains, such as bjhdcp.com, njrsmusic.com, 886k.cn, linklf.com and readu.net.

sinotek.net at least partially shares its name servers with other domains, for instance lznp.cn, gohouse.cn, jmsu.com.cn, guangru.com and xrljy.com.

these name servers are commonly used together with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers: dns21.hichina.com points to 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns22.hichina.com points to 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

Two mail servers qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com handle sinotek.net.

sinotek.net uses the same mail server setup as other domains such as sz-yantat.com, litzg.com, vastcn.com, smingxin.com and diymyart.com.

sinotek.net shares mail servers with other domains at least in part, for instance 65650000.com, dand.com.cn and doni.cn.

Host names with two IP numbers:

The host names qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com point to 47.251.71.119 and 47.251.84.126.

Host names that point to 47.251.71.119: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

Host names that point to 47.251.84.126: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.