More than likely a IP block for the IP your site is on:
Intrusion Detection Systems
Suricata /w Emerging Threats Pro
Timestamp Source IP Destination IP Severity Alert2013-07-02 10:56:46 urlQuery Client [[urlquery.net]] 64.40.123.219 1 ET CURRENT_EVENTS Blackhole 16/32-hex/a-z.php Landing Page URI
2013-07-02 10:56:46 urlQuery Client [[urlquery.net]] 64.40.123.219 1 ET CURRENT_EVENTS Blackhole 32-hex/a.php Landing Page/Java exploit URI
Snort /w Sourcefire VRT No alerts detected
and 013-07-02 10:48:41 0 / 3 htxp://superwebhost.com/864ad8773f0e7b90a9261b93573e1286/q.php
But given clean here: 013-07-29 10:52:45 0 / 0 htxp://www.superwebhost.com/support/staff/index.php [[urlquery.net] Canada] 64.40.123.219

polonus