192.72.136.4 — AS4780 Seednet

PTR

spama.opto.com.tw

A record for

`mx1.opto.com.tw`
	A	192.72.136.4
`spama.opto.com.tw`
	A	192.72.136.4

Previously A record for

spam.opto.com.tw

🛡️Is this IP blacklisted?Check against 50+ spam databases→🌐192.72.128.0/198K IPs · AS4780 Seednet→🔧AS4780Seednet autonomous system→^{🇹🇼 Seednet192.72.128.0/19 SeedNet Digital United Inc. No. 220, Gangchi Rd., Taipei 114 Taiwan}