WWW.RTSAK.COM - opt-net.com
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opt-net.com checked at 2025-09-26T01:44:34.883Z 1727ms 72/72/72 100% R:19opt-net.com
| MX | mx.opt-net.com | ||||||
| A | 210.248.135.11🇯🇵 NTT Communications Corporation (OCN) | ||||||
| NS | ns81.estore.co.jp | ||||||
| A | 210.152.96.247🇯🇵 IDC Frontier Inc. | ||||||
| PTR | ns81-g3.estore.co.jp | ||||||
| NS | ns82.estore.co.jp | ||||||
| A | 216.255.235.82🇯🇵 IDC Frontier Inc. | ||||||
| NS | ns83.estore.co.jp | ||||||
| A | 210.149.76.83🇯🇵 Internet Initiative Japan | ||||||
| PTR | ns83-g3.estore.co.jp | ||||||
| NS | ns84.estore.co.jp | ||||||
| A | 203.137.192.95🇯🇵 IDC Frontier Inc. | ||||||
| PTR | ns84-g3.estore.co.jp | ||||||
| A | 210.248.135.16🇯🇵 NTT Communications Corporation (OCN) | ||||||
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AI analysis
opt-net.com is a parent of mx.opt-net.com and www.opt-net.com.
opt-net.com points to a single IP number: 210.248.135.16.
Other host names, for instance marine.co.jp, cayhane.net, sa-che.com, mail.oceanplace.jp and mail.iomic.com share IP numbers with opt-net.com.
opt-net.com is delegated to four name servers: ns81.estore.co.jp, ns82.estore.co.jp, ns83.estore.co.jp and ns84.estore.co.jp.
opt-net.com at least partially shares name servers with other domains, for instance e-versionup.com, est167-ssx2demo.com, senya.co.jp, okudakensetsu.co.jp and yosix.com.
Host names with a single IP address
ns81.estore.co.jp points to 210.152.96.247
ns82.estore.co.jp points to 216.255.235.82
ns83.estore.co.jp points to 210.149.76.83
ns84.estore.co.jp points to 203.137.192.95
opt-net.com is handled by a single mail server, mx.opt-net.com.
mx.opt-net.com points to a single IP: 210.248.135.11.