expl.cn - robtex.com

expl.cn

DNSSECโš ๏ธ Not signed
NSns.expl.cn โš ๏ธ Not in zone NS records
MXmxbiz1.qq.com โญ
MXmxbiz2.qq.com(10)
TXTv=spf1 include:spf.mail.qq.com ~all v=DMARC1; p=none; rua=mailto:mailauth-re...

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=2034702935

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

NSns.expl.cnMXmxbiz1.qq.commxbiz2.qq.com
โ—NSns.expl.cn2026-02-28 โ†’ 2026-04-23 ยท 2 obs
โ— 2026-02-28 04:14:52
โ— 2026-04-23 11:32:04
โ—MXmxbiz1.qq.com2026-02-28 โ†’ 2026-04-23 ยท 4 obs
โ— 2026-02-28 04:14:52
โ—‹ 2026-02-28 10:52:04
โ— 2026-03-20 15:18:16
โ— 2026-04-23 11:32:04
โ—MXmxbiz2.qq.com2026-02-28 โ†’ 2026-04-23 ยท 4 obs
โ— 2026-02-28 04:14:52
โ—‹ 2026-02-28 10:52:04
โ— 2026-03-20 15:18:16
โ— 2026-04-23 11:32:04

๐Ÿ” DNS Trace

Analysis

Name Servers

expl.cn is delegated to a single name server, ns.expl.cn.

Mail Servers

expl.cn is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

expl.cn has the same mail server setup as other domains, including securityhr.org, tuyile.net, 91cpj.com, finantax.cn and aiqisheng.com.

expl.cn shares some mail servers with other domains, at least partially, such as gdhyhc.com, bambooflute.cn, dkjz.cn, sunofbeaches.com and 05966988.com.