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rcberta2.osu.cz checked at 2025-10-05T00:59:06.430Z 967ms 60/60/60 100% R:18

`rcberta2.osu.cz`

rank #79522 globally
rank #302 in the tld

8.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.6.0.5.0.0.1.8.1.7.0.1.0.0.2.ip6.arpa

68.128.128.78.in-addr.arpa

rcberta2.osu.cz resolves to two IPs: 2001:718:1005:620::68 and 78.128.128.68.

rcberta2.osu.cz is handled by two mail servers: mailer2.osu.cz and mailer.osu.cz.

rcberta2.osu.cz shares the same mail server setup as other domains, for instance osu.cz, vweb.osu.cz, trinity.osu.cz, absolventi-old.osu.cz and vabsolventi.osu.cz.

Host names with two IP numbers:

mailer2.osu.cz points to 2001:718:1005:601::9 and 195.113.106.9

mailer.osu.cz points to 2001:718:1005:601::6 and 195.113.106.6

dbq