courseforme.cn - robtex.com

courseforme.cn

DNSSEC⚠️ Not signed
A156.240.37.253
NSns1.nowcndns.com ⭐
NSns2.nowcndns.com
SOAns1.nowcndns.comadmin@nowcndns.com serial=1770001100

cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ 🔒
NSb.dns.cn
NSc.dns.cn 🔒
NSd.dns.cn 🔒
NSe.dns.cn 🔒
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034456417

Same first word

courseforme.es
courseforme.cn
courseforme.com
courseforme.de

DNS History

7 records (3 active, 4 former)

20162017201820192020202120222023202420252026NSns1.nowcndns.comns2.nowcndns.comns01.trademarkarea.comns02.trademarkarea.comns03.trademarkarea.comA156.240.37.25346.30.241.167
○NSns01.trademarkarea.com2015-07-15 → 2016-07-12 · 4 obs
● 2015-07-15 01:04:04
● 2016-07-12 20:25:38
○ 2017-03-27 17:25:12
○ 2026-03-06 12:07:50
○NSns02.trademarkarea.com2015-07-15 → 2016-07-12 · 4 obs
● 2015-07-15 01:04:04
● 2016-07-12 20:25:38
○ 2017-03-27 17:25:12
○ 2026-03-06 12:07:50
○NSns03.trademarkarea.com2015-07-15 → 2016-07-12 · 4 obs
● 2015-07-15 01:04:04
● 2016-07-12 20:25:38
○ 2017-03-27 17:25:12
○ 2026-03-06 12:07:50
●NSns1.nowcndns.com2026-03-06 → 2026-03-06 · 3 obs
○ 2017-03-27 17:25:12
● 2026-03-06 06:10:24
● 2026-03-06 12:07:50
●NSns2.nowcndns.com2026-03-06 → 2026-03-06 · 3 obs
○ 2017-03-27 17:25:12
● 2026-03-06 06:10:24
● 2026-03-06 12:07:50
●A156.240.37.2532026-03-06 → 2026-03-06 · 3 obs
○ 2017-03-27 17:25:12
● 2026-03-06 06:10:24
● 2026-03-06 12:07:50
○A46.30.241.1672015-07-15 → 2016-07-12 · 4 obs
● 2015-07-15 01:04:04
● 2016-07-12 20:25:38
○ 2017-03-27 17:25:12
○ 2026-03-06 12:07:50

🔍 DNS Trace

Analysis

IP Addresses

courseforme.cn resolves to one IP number: 156.240.37.253.

Name Servers

courseforme.cn is delegated to two name servers ns1.nowcndns.com and ns2.nowcndns.com.