2001:250:c006::20 — Beijing, Beijing, 🇨🇳 China · AS4538 ERX-CERNET-BKB

PTR

um.nic.edu.cn

A record for

`um.nic.edu.cn`
	A	202.38.109.20
	A	202.112.0.55
`umail.nic.edu.cn`
	A	2001:250:c006::20
	A	202.38.109.20

Previously A record for

sea05.nic.edu.cn

IP numbers used in conjunction

100%	202.38.109.20
50%	202.112.0.55

🌐2001:250:c006::/481208925819614629120M IPs · AS4538 ERX-CERNET-BKB→🔧AS4538ERX-CERNET-BKB autonomous system→

Beijing, Beijing, 🇨🇳 China

^{🇨🇳 ERX-CERNET-BKB2001:250:c006::/48}

2001:250:c006::20 Beijing, Beijing, 🇨🇳 China Courtesy of