teachstudio.cn - robtex.com

teachstudio.cn

DNSSECโš ๏ธ Not signed
NSdns9.hichina.com โญ
A2408:4009:501::17๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud2408:4009:501::/48
A39.96.153.42๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.52๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.202๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.212๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.42๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud120.76.0.0/17
A120.76.107.52๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud120.76.0.0/17
A139.224.142.112๐Ÿ‡จ๐Ÿ‡ณ 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,
A139.224.142.122๐Ÿ‡จ๐Ÿ‡ณ 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,
NSdns10.hichina.com
A2408:4009:501::18๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud2408:4009:501::/48
A39.96.153.41๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.51๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.201๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.211๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.41๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud120.76.0.0/17
A120.76.107.51๐Ÿ‡จ๐Ÿ‡ณ Alibaba-Cloud120.76.0.0/17
A139.224.142.111๐Ÿ‡จ๐Ÿ‡ณ 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,
A139.224.142.121๐Ÿ‡จ๐Ÿ‡ณ 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,
TXTv=spf1 -all
SOAdns9.hichina.comhostmaster@hichina.com 2026-01-12 #9

cn

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.dns.cn โญ
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net โš ๏ธ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034771899

Same first word

Similar names

DNS History

2 records (2 active, 0 former)

NSdns10.hichina.comdns9.hichina.com
โ—NSdns10.hichina.com2026-02-27 โ†’ 2026-05-09 ยท 2 obs
โ— 2026-02-27 22:55:34
โ— 2026-05-09 19:51:30
โ—NSdns9.hichina.com2026-02-27 โ†’ 2026-05-09 ยท 2 obs
โ— 2026-02-27 22:55:34
โ— 2026-05-09 19:51:30

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, b.dns.cn, e.dns.cn, a.dns.cn...-
teachstudio.cndns9.hichina.com, dns10.hichina.com-

โœ… Authoritative Response

Server:47.118.199.201

NS records: dns9.hichina.com, dns10.hichina.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for teachstudio.cn (unsigned zone)

โฑ๏ธ Timing

Total: 1402ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
NS2dns9.hichina.com, dns10.hichina.com
TXT1v=spf1 -all
SOA1dns9.hichina.com hostmaster.hichina.com

Analysis

Name Servers

teachstudio.cn is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

teachstudio.cn uses the same name server setup as other domains, for instance formtalk.cn, hudow.com, chinabeili.com.cn, 1919wan.com and windowscash.com.

teachstudio.cn at least partially shares name servers with other domains, such as luoluopo.com and centralvc.net and zzto.cn.

these name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers: dns10.hichina.com points to 2408:4009:501::18, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121; dns9.hichina.com points to 2408:4009:501::17, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.