
A customer of mine is seeing aggressive attempts to dial +441904891769 through their system, but I can't find +44 190, or any superset or subset thereof (beyond '44', obviously) in any rate decks easily at my disposal. None of the usual retail suspects have it listed in any of their online pricing, either. I assume this means it's a new prefix, but can anyone tell if it's a premium number? -- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/

It's a standard UK geographic number (York area code) - most likely is that whoever's doing the aggressive dialling is looking for holes in PABXes. --Dave
A customer of mine is seeing aggressive attempts to dial +441904891769 through their system, but I can't find +44 190, or any superset or subset thereof (beyond '44', obviously) in any rate decks easily at my disposal. None of the usual retail suspects have it listed in any of their online pricing, either.
I assume this means it's a new prefix, but can anyone tell if it's a premium number?
-- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/ _______________________________________________ VoiceOps mailing list VoiceOps at voiceops.org https://puck.nether.net/mailman/listinfo/voiceops

On 03/23/2013 11:57 AM, David Knell wrote:
It's a standard UK geographic number (York area code) - most likely is that whoever's doing the aggressive dialling is looking for holes in PABXes.
Thanks, everyone who responded. If this is an established geographic prefix, why isn't it listed in any rate tables I can find? -- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/

On 23 March 2013 16:02, Alex Balashov <abalashov at evaristesys.com> wrote:
On 03/23/2013 11:57 AM, David Knell wrote:
It's a standard UK geographic number (York area code) - most likely is that whoever's doing the aggressive dialling is looking for holes in PABXes.
Thanks, everyone who responded.
If this is an established geographic prefix, why isn't it listed in any rate tables I can find?
It will be covered under 441. -- Kind Regards, Gavin Henry. Managing Director. T +44 (0) 1224 279484 M +44 (0) 7930 323266 F +44 (0) 1224 824887 E ghenry at suretec.co.uk Open Source. Open Solutions(tm). http://www.suretecsystems.com/ Suretec Systems is a limited company registered in Scotland. Registered number: SC258005. Registered office: 24 Cormack Park, Rothienorman, Inverurie, Aberdeenshire, AB51 8GL. Subject to disclaimer at http://www.suretecgroup.com/disclaimer.html Do you know we have our own VoIP provider called SureVoIP? See http://www.surevoip.co.uk Did you see our API? http://www.surevoip.co.uk/api

On 23 Mar 2013, at 16:02, Alex Balashov <abalashov at evaristesys.com> wrote:
On 03/23/2013 11:57 AM, David Knell wrote:
It's a standard UK geographic number (York area code) - most likely is that whoever's doing the aggressive dialling is looking for holes in PABXes.
Thanks, everyone who responded.
If this is an established geographic prefix, why isn't it listed in any rate tables I can find?
It's quite common for UK geos to be just under '44' in rate cards, just as USA rate cards will often start with a rate for '1' and then break out all of the exceptions. --Dave

Hi Alex It is a standard geographic prefix (441, 442). Cheers Simon On Saturday, March 23, 2013, Alex Balashov wrote:
A customer of mine is seeing aggressive attempts to dial +441904891769 through their system, but I can't find +44 190, or any superset or subset thereof (beyond '44', obviously) in any rate decks easily at my disposal. None of the usual retail suspects have it listed in any of their online pricing, either.
I assume this means it's a new prefix, but can anyone tell if it's a premium number?
-- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/ ______________________________**_________________ VoiceOps mailing list VoiceOps at voiceops.org https://puck.nether.net/**mailman/listinfo/voiceops<https://puck.nether.net/mailman/listinfo/voiceops>
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----- Original Message -----
From: "Alex Balashov" <abalashov at evaristesys.com>
A customer of mine is seeing aggressive attempts to dial +441904891769 through their system, but I can't find +44 190, or any superset or subset thereof (beyond '44', obviously) in any rate decks easily at my disposal. None of the usual retail suspects have it listed in any of their online pricing, either.
If I understand UK prefixes properly, wouldn't you actually be drop the 1 before looking? +44 9 or 90 or 904? Cheers, - jra -- Jay R. Ashworth Baylink jra at baylink.com Designer The Things I Think RFC 2100 Ashworth & Associates http://baylink.pitas.com 2000 Land Rover DII St Petersburg FL USA #natog +1 727 647 1274

If I understand UK prefixes properly, wouldn't you actually be drop the 1 before looking? +44 9 or 90 or 904?
No, the trunk code in the UK is 0 which you don't dial on incoming international calls. Geographic UK numbers start with 1 or 2. I'm fairly sure that there are no premium or other exotic numbers in those ranges, so there's no point in putting anything longer than +441 in a rate table. The division between the city code and the local number varies depending on the initial digits, although the codes that start 19 are all four digits. There's a variety of city codes starting with 190, most of which date back to letter codes that map to 90, including 01900 ? Workington (WO) 01902 ? Wolverhampton (WO) 01903 ? Worthing (WO) 01904 ? York (YO) 01905 ? Worcester (WO) 01908 ? Milton Keynes, Wolverton (WO) 01909 ? Worksop (WO) I agree this is probably someone war dialing for abusable PBXes or the like. R's, John

On 23/03/13 15:52, Alex Balashov wrote:
A customer of mine is seeing aggressive attempts to dial +441904891769 through their system, but I can't find +44 190, or any superset or subset thereof (beyond '44', obviously) in any rate decks easily at my disposal. None of the usual retail suspects have it listed in any of their online pricing, either.
I assume this means it's a new prefix, but can anyone tell if it's a premium number?
Not a premium rate. Standard UK geographic number. https://www.aql.com/telecoms/network_lookup.php?number=01904891769&nlSubmit=... Will tell you that it is provided by Magrathea. These guys are a wholesale provider of VoIP numbers. So decent chance these is some kind of SIP PBX on the end of it. Although it could be a hosted provider too. Many telcos in the UK use Magrathea to provide phone numbers. I bet somebody is trying to brute force the voicemail account or something, to then dial onto premium rate numbers from there. For those people not used to UK numbers. +44 - country 1904 - area code, which is the city of York 89 will be the range allocated to Magrathea. You can also lookup UK numbers at: http://www.telecom-tariffs.co.uk/codelook.htm -- Tim Bray tim at kooky.org Huddersfield, UK

The best reference for who owns what is Ofcom direct: http://www.ofcom.org.uk/static/numbering/index.htm For this one it would be listed at: http://www.ofcom.org.uk/static/numbering/index.htm#geog1 in: http://www.ofcom.org.uk/static/numbering/sabcde5.xls Cheers. -- Kind Regards, Gavin Henry. Managing Director. T +44 (0) 1224 279484 M +44 (0) 7930 323266 F +44 (0) 1224 824887 E ghenry at suretec.co.uk Open Source. Open Solutions(tm). http://www.suretecsystems.com/ Suretec Systems is a limited company registered in Scotland. Registered number: SC258005. Registered office: 24 Cormack Park, Rothienorman, Inverurie, Aberdeenshire, AB51 8GL. Subject to disclaimer at http://www.suretecgroup.com/disclaimer.html Do you know we have our own VoIP provider called SureVoIP? See http://www.surevoip.co.uk Did you see our API? http://www.surevoip.co.uk/api
participants (7)
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abalashov@evaristesys.com
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dave@3c.co.uk
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ghenry@suretec.co.uk
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johnl@taugh.com
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jra@baylink.com
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simon.woodhead@simwood.com
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tim@kooky.org