202.113.16.21 — Beijing, Beijing, 🇨🇳 China · AS4538 ERX-CERNET-BKB

PTR

mail.nku.cn

sun.nku.cn

A record for

`mail.nku.cn`
	A	202.113.16.21

Previously A record for

nankai.edu.cn

nku.cn

🛡️Is this IP blacklisted?Check against 50+ spam databases→🌐202.113.16.0/204K IPs · AS4538 ERX-CERNET-BKB→🔧AS4538ERX-CERNET-BKB autonomous system→

Beijing, Beijing, 🇨🇳 China

^{🇨🇳 ERX-CERNET-BKB}

202.113.16.21 Beijing, Beijing, 🇨🇳 China Courtesy of