What is {"result": 0, "verbose_msg": "Invalid URL"} as VT result

See: http://killmalware.com/heartsurgery-mumbai.com/
Hidden/Malicious iFrames
heartsurgery-mumbai dot com has hidden iframes.
First I got above result in the browser, later this: https://www.virustotal.com/nl/url/e9ada0ed36a613c34f581e3b60e9a19e128ea4a2b68dc0964ecb610f64c7b275/analysis/1410277476/
iFrame destination scan: https://www.virustotal.com/nl/url/dcf35c247610dc9188de61f1d3151982f7d1cf96fae7abd15b278feb9b13f0c9/analysis/1410277795/
Probably safe? → https://www.virustotal.com/nl/file/8a151c2a7af930237b9485c1f073c8a8b09942627754c3261906dfc45c1e7faf/analysis/1379372231/

http://linkeddata.informatik.hu-berlin.de/uridbg/index.php?url=http%3A%2F%2Fwww.heartsurgery-mumbai.com%2F&useragentheader=&acceptheader=

http://fetch.scritch.org/%2Bfetch/?url=http%3A%2F%2Fheartsurgery-mumbai.com%2F&useragent=Fetch+useragent&accept_encoding=

This is outside html:

<!-- START OF ADDME LINK --><!-- END OF ADDME LINK -->
</div>
</body>
</html><iframe src="htxp://sendbulkemailserver.com/counter.php" style="visibility: hidden; position: absolute; left: 0px; top: 0px" width="10" height="10"/>

Txt enhanced malware.

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