twtkc.com - robtex.com

twtkc.com

DNSSEC⚠️ Not signed
A103.120.80.249🇭🇰 WEST263GO-HK103.120.80.0/23 West263 International Limited 12/F, San Toi Building, 137-139 Connaught Road Central, Hong Kong,
NSns19.xincache.com ⭐
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns20.xincache.com
A2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.111🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A163.177.5.23🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
MXmxn.mxhichina.com ⭐
A47.246.136.231🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud
PTRcz-clare.com
PTRreachsmartdwell.com
PTRwevolt.tech
A47.246.137.47🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud
MXmxw.mxhichina.com(10)
A47.246.99.195🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object
PTRreachsmartdwell.com
TXTv=spf1 include:spf.mxhichina.com -all
SOAns19.xincache.comenterprise1dnsadmin@dnspod.com serial=1600742510

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=1776056727

Subdomains

mail.twtkc.com

Same first word

twtkc.com

Similar names

tktcw.cn
tcktw.cn

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns19.xincache.comns20.xincache.comMXmxn.mxhichina.commxw.mxhichina.commail.twtkc.comA103.120.80.249218.213.95.19559.188.235.42
●NSns19.xincache.com2015-08-20 → 2026-04-13 · 2 obs
● 2015-08-20 03:05:08
● 2026-04-13 05:13:10
●NSns20.xincache.com2015-08-20 → 2026-04-13 · 2 obs
● 2015-08-20 03:05:08
● 2026-04-13 05:13:10
○MXmail.twtkc.com2015-08-20 → 2018-07-27 · 4 obs
● 2015-08-20 03:05:08
● 2018-07-27 00:59:36
○ 2026-03-31 06:39:30
○ 2026-04-13 05:13:10
●MXmxn.mxhichina.com2026-03-31 → 2026-04-13 · 3 obs
○ 2018-07-27 00:59:36
● 2026-03-31 06:39:30
● 2026-04-13 05:13:10
●MXmxw.mxhichina.com2026-03-31 → 2026-04-13 · 3 obs
○ 2018-07-27 00:59:36
● 2026-03-31 06:39:30
● 2026-04-13 05:13:10
●A103.120.80.2492026-03-31 → 2026-04-13 · 3 obs
○ 2018-07-27 00:59:36
● 2026-03-31 06:39:30
● 2026-04-13 05:13:10
○A218.213.95.1952015-08-20 → 2016-04-10 · 4 obs
● 2015-08-20 03:05:08
● 2016-04-10 09:47:02
○ 2017-01-24 16:52:14
○ 2026-04-13 05:13:10
○A59.188.235.422017-01-24 → 2018-07-27 · 5 obs
○ 2016-04-10 09:47:02
● 2017-01-24 16:52:14
● 2018-07-27 00:59:36
○ 2026-03-31 06:39:30
○ 2026-04-13 05:13:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
twtkc.comns19.xincache.com, ns20.xincache.com12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for twtkc.com (unsigned zone)

⏱️ Timing

Total: 127ms | Queries: -

📄 Records

TypeCountSample Data
A1103.120.80.249
NS2ns20.xincache.com, ns19.xincache.com
MX2mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10)
TXT1v=spf1 include:spf.mxhichina.com -all
SOA1ns19.xincache.com enterprise1dnsadmin.dn

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

Hierarchy

twtkc.com is the parent of mail.twtkc.com.

IP Addresses

twtkc.com resolves to one IP number: 103.120.80.249.

other host names including wx-jiatong.com, elwz.com, zcotec.com, topect.com and hmm-marine.com share IP numbers with twtkc.com.

Name Servers

twtkc.com is delegated to two name servers ns19.xincache.com and ns20.xincache.com.

twtkc.com shares the same name server setup as other domains, for instance czhhwj.com, 07558.net, yazhongtian.com, ahjinguang.com and ginsber.cn.

twtkc.com at least partially shares name servers with other domains, for instance giantsun.com, nbetdz.com, newbybon.com, suihua.gov.cn and hhrd.cn.

These name servers are commonly used alongside ns11.xincache.com and ns12.xincache.com.

Eight IP numbers for a host:

ns19.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers for a host:

ns20.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

Two mail servers handle twtkc.com: mxn.mxhichina.com and mxw.mxhichina.com.

twtkc.com shares the same mail server setup as other domains, for instance ccmh.cn, howsur.com, svavo.com, lilechina.com and jbsjbs.com.

twtkc.com shares some mail servers with other domains, at least partially, for instance canway-md.com, allcrys.com, ebridge.cn, aigolife.com and ununt.com.

these mail servers are often used alongside mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Two IP numbers for a host: mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

One IP number for a host: mxw.mxhichina.com points to 47.246.99.195.